Laser Power and Energy Meters
Contents
1. A Type Power Handling per Cooling Method a ee Temunaton a Convection Conduction W W 33 0407 10 Watt Sensor 3 10 10 1 168 BNC HTD 33 0415 100 Watt Sensor 3 80 100 0 4 168 BNC HTD 33 0423 200 Watt Sensor 3 80 200 0 4 168 BNC HTD 33 0456 10 Watt Thin Case 2 10 1 112 Wire Cable HTD 33 0472 100 Watt HTD Sensor 15 100 80 645 SmartSensor HTD 33 4508 100 Watt Excimer Sensor 15 100 80 645 SmartSensor UV Same as LM 100B HTD SmartSensor see page 18 Same as LM 100EB SmartSensor see page 18 f Germany 49 6071 968 303 France 33 1 60 19 40 40 Japan 81 0 3 5635 8680 COMERENTT 30 Coherent Auburn Division Power and Energy Measurement Monolithic Sensors e Compact e Easily Mounted e Interchangeable Brass Plug Sensor ae 7 3x3 3 Output _ Po eee Monolithic sensors are constructed so high N peed FD i that the heat transfer structure and the sensor area are one continuous piece This allows a more compact form for tighter environments They are available in power ranges from 10 1000 Watts 318 iD L g hales S All of the sensor outputs are terminated Tubing A in 0 9 mm solderable pins except 33 7865 which is a SmartSensor version of 33 7964 General Specifications 33 1751 33 1769 10 Watt Monolithic Sensor Sensor Output Solder Terminals Positive Output PY 1 0 mV W Common J A 4 40 UNC B X4 rH 11 4 e 50 Q heater A2. Number the beam 33 1389 Pyroelectric Test Slides package of three ISO 9002 Certified Germany 49 6071 968 303 France 33 1 60 19 40 40 Japan 81 0 3 5635 8680 COHERENT 27 Coherent Auburn Division Power and Energy Measurement e Easy mounting e Compact and reliable e Interchangeable e Replaceable sensors Blocks the Monolithic Sensors and the Chassis Mountable Sensor Disks Depending on the sensor the output is via a BNC connector a set of 0 9 mm pins or as a SmartSensor connection Typically the linear range of power or energy that can be sensed is 100 1 but is dependent on the mounting heat sinking and environment They are rated for natural convection conduction and active water cooling where applicable Coherent offers a wide selection of OEM and custom Laser Power Sensors These sensors are ideal for applications and laser systems requiring built in power monitoring The OEM sensors shown in this section represent a small selection of standard configurations Coherent can custom design an OEM sensor solution to meet your specific requirements Please call your local Coherent representative to discuss your application and needs The OEM Laser Power and Energy Sensors are configured for mounting into an assembly that will provide support and excess heat removal There are three basic styles the Serviceable Heat sinking COHERENT http catalog Coheren
3. 2 LM P 209 the position of the incident beam on the sensor disk This allows the user to safely and precisely align the sensor head and the beam being measured This is particularly useful for non visible beams See the Ultima LabMaster and FieldMaster GS sections for further details f Germany 49 6071 968 303 France 33 1 60 19 40 40 Japan 81 0 3 5635 8680 COMERENTT 17 SmartSensors Thermal SmartSensors Catalog Number See pages 20 21 for sensor dimensions For Single Shot Use with e Max Pulse Max Min note m Length s Joules Joules Aperture Notes mm Spectral Range um Accuracy Min W Resolution ED W note f W Standard Thermal Sensors 6000 W cm maximum CW power density see page 22 for details 33 7832 LM 200XL HTD 200 1 0 0 1 55 C 0 25 10 6 4 0 34 95 0 50 HTD 33 7857 LM 200 HTD 200 0 2 0 1 0 01 19 k 0 25 10 6 5 0 12 10 0 07 HTD 33 7840 LM 200 HTD 200 0 2 0 1 0 01 19 t 0 25 10 6 5 0 12 10 0 07 HTD 33 7865 LM 200B HTD 200 0 2 0 1 0 01 19 c w 0 25 10 6 5 0 12 10 0 1 HTD 33 7873 LM 150 FS HTD 150 0 1 0 01 19 r 0 25 10 6 5 0 12 10 0 07 HTD 33 7881 LM 100XL HTD 100 1 0 0 1 40 0 25 10 6 4 0 34 50 0 50 HTD 33 7899 LM 100 HTD 100 0 1 0 01 19 0 25 10 6 2 0 12 10 0 07 HTD
4. 20 0 1 0 01 19 p 0 25 10 6 2 0 12 10 0 07 HTD All SmartSensors are supplied with a 1 8 m 6 ft cable unless otherwise noted stand and NIST traceable Calibration Certificate e Supplied with 6 m 20 ft cable f Value to the left is for Ultima LabM aster and FieldMaster GS value to the right is for r Field M aster g Single shot pulse readings only available on Ultima LabM aster t h Damage limit Pulse 1 GW cm measured at 1 06 um 10 ns pulse Varies with wavelength derate by 50 0 26 0 35 um by 90 below 0 26 um Maximum Average Power Density 30 W cm Must be used with 110 VAC power for internal fan cooling for powers above 50 Watts m See coating specifications and maximum power density limits on page 22 p Designed for system integration must be mounted to a heat sink Intermittent duty 2 min 150 W 5 min 100 W 20 min 40 W See page 24 for further details Must be used with 220 VAC power for internal fan cooling for powers above 50 Watts w See sensor drawings at top of next page These sensors require water cooling to operate at the maximum specified power ratings They can also be operated using convection and conduction cooling methods See details on cooling methods and associated power ratings in the OEM sensor section pages 28 31 a 7 5 liter min cooling water required Maximum temperature deviation 3 min Maximum flow deviation 2
5. 33 0472 LM 100B HTD 100 0 1 0 01 38 c w 0 25 10 6 4 0 34 50 0 1 HTD 33 7915 LM 45 HTD 45 0 1 0 01 19 0 25 10 6 2 0 12 10 0 07 HTD 33 7923 LM 10 HTD 10 0 01 0 001 16 0 25 10 6 2 0 11 10 0 05 HTD 33 7931 LM 3 HTD 3 0 01 0 001 19 0 25 10 6 2 0 11 10 0 05 HTD High Power Thermal Sensors 2500 W cm maximum CW power density see page 22 for details 33 1132 LM 5000 5000 300 1 0 55 a e g 0 25 10 6 5 0 34 95 1 0 H 33 1124 LM 2500 2500 150 1 0 55 a e g 0 25 10 6 5 0 34 95 1 0 H 33 1116 LM 1000 1000 2 0 10 0 1 1 0 38 b g 0 25 10 6 5 0 18 45 0 25 H Volume Absorbers for High Peak Power 1 GW cm at 10 ns maximum peak power density see page 22 for details 33 1017 LM 80V 80 0 5 0 1 0 01 38 h 0 19 6 0 4 0 4 45 0 25 V 33 0993 LM 30V 30 0 1 0 01 19 h 0 19 6 0 3 5 0 17 10 0 07 V Excimer Special Coated Sensors 2000 W cm maximum power density see page 22 for details 33 1108 LM 200XLE 200 1 0 0 1 55 C 0 19 0 35 4 0 24 45 0 50 UV 33 1033 LM 100E 100 0 5 0 1 0 01 40 0 19 0 35 5 0 34 50 0 25 UV 33 4508 LM 100EB 100 0 5 0 1 0 01 38 c w 0 19 0 35 5 0 34 50 0 25 UV High Sensitivity Thermal Sensors 400 W cm maximum power density see page 22 for details 33 0928 LM 1 1 0 0 015 0 0001 9 0 25 2 5 5 0 11 1 0 0 15 mJ P 33 7956 LM 1 IR 1 0 0 015 0 0001 9 1 0 10 6 5 0 11 1 0 0 15 mJ P Special Purpose Sensors 2500 W cm maximum CW power density see page 22 for details 33 1215 Beam Finder 1000 2 0 0 1 35 b d e 0 3 10 6 5 0 6 45 0 25 H 33 7907 LM 20 HTD
6. SmartSensor detector heads It measures virtually any pulsed or CW laser CW beam powers can be measured with thermal and semiconductor sensors The energies of pulsed beams can be measured with pyroelectric sensors from single shot up to 50 Hz with a display update rate of 0 3 Hz The average power of repetitively pulsed beams gt 10 Hz can be measured and displayed as Watts with thermopile sensors FieldMaster combines both analog and digital displays The digital readout provides high resolution and accuracy while the analog meter provides the speed and real time feedback you need for laser tuning The display features auto ranging for power or energy readings with the ability to select any range manually for ease of laser tuning All ranges except the top range can be offset by one full range See the SmartSensors section page 16 for the range of sensors available COHERENT http catalog Coherentinc com FieldMaster performs sophisticated internal corrections for wavelength sensor linearity and operating conditions prior to displaying the measured value When first using the FieldMaster with a new SmartSensor simply scroll to the wavelength then switch to the reading mode Upon shutting off the meter all of the customized settings that you have set are retained in the memory and reset upon turning on again AC power operation with screen backlighting is standard but internal batteries 8 hours life c
7. Specifications Accuracy 2 2 LSD meter only Net Working life of batteries accuracy with any head is head accuracy plus 8 hours with two each Duracell MN1604 instrument accuracy See SmartSensor section or ID1604 Display Three digit liquid crystal display LCD 4 hours with one each Duracell MN1604 and conventional moving coil meter Contrast or 1ID1604 can be adjusted via push buttons Memory Retains configuration information Power Requirements when turned off wavelength correction l AC Operation values display contrast etc See the SmartSensors section page 16 s E E 115 VAC 50 60 Hz 230 VAC 50 60 Hz Operating Temperature 5 C to 40 C for the range of sensors available 10 VA Maximum 7 5 VA Maximum Safety Features Visual and audible sensor 1 5 VA Typical 1 5 VA Typical over temperature and sensor over range DC Operation alarms Has protective cover w hich Uses two standard 9 V transistor radio batteries doubles a base Ae A o pdo eo Extended Function Module Unit is fully functional with one battery Use i aut a anances two batteries for maximum working life before Size 190 x 117 x46 mm The Analog out Module provides a battery change Low battery condition is Weight 737 grams with batteries 0 1 Volt analog output proportional to the indicated at 5 of battery life remaining laser power for any of the thermal sen sors except for 33 0928 These thermal FieldMaster CE sensors have a quadrant configuration Catalog Descrip
8. The blocks are factory calibrated and supplied with NIST traceable calibration certification These sensors are constructed in the same way as the standard Coherent thermal sensors but packaged in a chassis mountable case The sensitivity can be re calibrated at our service centers or in situ within a 10 range General Specifications Accuracy 5 for 8 mm beam centered on the sensor area Certification NIST traceable calibration certificate provided Output impedance 2 5 k Ohms max Response time to 90 lt 3 seconds Maximum operating temp 100 C Required water flow 1 liter minute for water cooling Pressure drop at specified flow 1 4 kg cm 20 psi Max water pressure 100 psi Max water flow deviation 3 min Max water temp deviation 2 min Serviceable Blocks OEM Laser Power Sensors 33 0407 10 Watt Sensor 33 0415 100 Watt Sensor 33 0423 200 Watt Sensor FRONT A 10 and 100 Watt 30 2 200 Watt S 1 4 20 UNC 2B thru one wall Typical dimensions in mm unless indicated otherwise 10 100 200 Watt Sensor BACK BOTTOM 33 0456 10 Watt Thin Case Sensor Typical dimensions in mm unless indicated otherwise 10 Watt Thin Case Sensor 33 0472 100 Watt HTD Sensor 33 4508 100 Watt Excimer Sensor gt 7 4 r 2 035 40 TPI M UN 2B L 0 7 32 TPI UN 2B Typical dimensions in mm unless indicated otherwise 100 Watt HTD and Excimer Sensor
9. The digital readout provides high resolution and accuracy while the analog meter provides the speed and real time feedback you need for laser tuning There is a choice of seven separate thermal sensors with maximum power ranges from 1 150 Watts All sensors are air cooled and except for the 33 0183 30 W ba 3W 20 W 150 W Readout Console Specifications Response Time lt 1 s adjustable Battery 9 V gt 200 hours life Analog Output 0 1 V Display Backlighting With digital display and AC operation only ISO 9002 Certified are provided with a mounting base adjustable height post and connecting cable Sensors are quickly interchange able and any sensor can be used with any LaserMate readout unit The readout Is lightweight compact 193 x 117 x 46 mm and the adjustable angle base folds across the face of the instrument to form a protective cover for transport Battery operation is standard but an optional AC power adapter is available LaserMate Sensors Analog and digital screen shown The LaserMate is CE Certified and the design has been developed with low EMI noise sensitivity for use in real laser environments Although the LaserMate is designed to measure CW laser powers it will also show an average power reading for a train of pulses provided the frequency is gt 10 Hz Catalog Power Wavelength Accuracyt Maximum Sensor Number WED Min Range of ae W cm Diameter W
10. a specific sensor HTD H UV P V Maximum CW Power Density Uniform distribution at 10 Watts W cm 6000 4 2500 2000 400 30 TEMoo distribution over 1 e area at 10 Watts W cm 3000 1300 1000 200 15 Maximum Peak Power Density Single Shot 1064 nm 20 ns FWHM MW cm 87 43 10002 Wavelength Range nm 200 11 000 200 11 000 200 350 200 20 000 190 6000 a Measured with 10 ns FWHM pulse width c 37 MW cm at 20 Hz derate by 50 at 351 and 90 lt 260 nm d Derate by 80 at 3500 Watts b Measured per ISO 1012 single shot e Derate by 45 at 532 nm f COHERENT http catalog Coherentinc com US 800 343 4912 UK 0800 515801 i Thermal Sensors To avoid damage to the sensor surface keep the average CW power density below the maximum power density limit specified for that sensor This limit is dependent on the absorptive surface coating used on that sensor The sensor selection chart on page 18 shows the surface coating type for each thermal sensor and the chart on the bottom of page 22 shows the maximum CW power density limit Use the appropriate line on the graph on page 22 to translate the power density limit W cm to a power limit W and the beam diameter for your laser If you might exceed the limit use a beam splitter or beam expander If the thermal sensor is to be used for pulsed measurements then keep the energy in any pulse below the limit shown in the sensor coating chart on page 22 and the peak power
11. any reading to zero Display Response Time lt 0 2 s Battery 9 V gt 20 hours life Display Backlighting With AC operation only ISO 9002 Certified 250 400 nm and a germanium sensor for 800 1800 nm in the infrared Sensors are quickly interchangeable and any sensor can be used with any LaserMate Q readout unit The readout downloads calibration information from the sensor when it is plugged in Each sensor is individually calibrated and programmed and the readout permits selection of the correct wavelength with resolution as fine as 1 nm All sensors are air cooled and are provided with a mounting base adjustable height post and connecting cable If the laser power exceeds the maximum limit for the 400 1064 nm and 800 1800 nm sensors then an optional Optical attenuator is available to allow measurements up to 5 W Further details of this attenuator can be found in LaserMate Q Sensors Analog and digital screen shown Accessories for Power and Energy Meters page 26 The readout is lightweight compact 193 x 117 x 46 mm and the adjustable angle base folds across the face of the instrument to form a protective cover for transport Battery operation is standard but an optional AC power adapter is available LaserMate Q is CE certified and the design has been developed with low EMI noise sensitivity for use in real laser environments Although the LaserM ate Q is designed to measure CW laser powers it will al
12. germanium sensors Semiconductor sensors are relatively rugged but unfortunately their sensitivity changes greatly with wavelength so they must be combined with an appropriate readout console to achieve calibrated and accurate results 5 The semiconductor material typically saturates in the 10 50 mW range so for linear operation up to a maximum of 5 Watts a calibrated optical attenuator should be used Such attenuators are also available from Coherent see page 26 Pyroelectric sensors are used only to measure pulsed lasers They do not respond to a CW optical input unless it is chopped Coherent offers pyroelectric sensors which measure single shot laser energies and pulsed lasers from 1 400 Hz Wavelength Ranges of SmartSensors 10 000 nm 100 nm 1 000 nm 100 000 nm Thermal Sensors High Sensitivity Sensors 190 nm 190 nm EO 350 nm 10 600 nm 6 000 nm Semiconductor Sensors 200 nm 400 nm 400 nm 1 064 nm 800 nm HS 1 550 nm Pyroelectric Sensors 190 nm VILLI LLL 20 000 nm COHERENT http catalog Coherentinc com US 800 343 4912 UK 0800 515801 Selecting a SmartSensor 1 Select the appropriate technology for your type of laser output from the table below Measurement Requirement CW Laser Power Average Power of Pulse Train gt 10 Hz gt 30 Hz 1 400 Hz Single Shot Pulse Energy Pulse Train Pulse Energy 1 400 Hz Pulse Repetition Rate 1 400 Hz with max 10 Hz sampling 1 50 Hz wi
13. 00 W 33 7840 for 220 VAC The compact portable limited duration test head 33 7873 LM 150 FSHTD can be used at the full 150 W rating for only 2 minutes 100 W 5 minutes 40 W 20 minutes See the chart at right for other durations US 800 343 4912 The compact Special Purpose Thermal Sensors 33 1215 1 kW and 33 7907 20 W have been designed for system integration the 33 1215 requires water cooling and the 33 7907 must be attached to a heat sink LM 150 FS HTD Power vs Duration 0 50 100 150 200 Power Watts UK 0800 515801 e Accesories for Power and Energy M eters Attenuators for Pyroelectric Sensors These 5 1 uncalibrated attenuators are excellent accessories for pyroelectric sensors There is a standard attenuator available in both 25 mm and 50 mm apertures and a special 50 mm attenuator for excimer laser operation The standard attenuator is a sandwiched alumina and UV grade frosted silica diffuser with an attenuation of approximately 5 1 from 0 35 2 5 um These attenuators simply replace the face plate by threading on the body of the 33 1157 33 1207 33 1165 sensors but with the 33 1173 and 33 0225 an adapter ring is required These attenuators are rated at 20 W maximum average power with a maximum energy density for a 10 ns pulse of 3 5 J cm at 1 06 um derated to 2 4 J cm at 0 532 um and 0 54 J cm at 0 355 um Beamsplitter for Pyroelectric Sensors The 50 mm aper
14. 33 1 60 19 40 40 Japan 81 0 3 5635 8680 COHERENT 19 SmartSensors Sensor Dimensioned Drawings 122 97 M 7 69 Z 7 i 238 ft O55 97 122 70 A e g i 388 388 11 4 gt e 1 035 40 TPI KA UN 2B _178 gt COHERENT 33 1132 LM 5000 33 1116 LM 1000 33 7857 LM 200 HTD 110 VAC 33 1124 LM 2500 33 7840 LM 200 HTD 220 VAC 33 7832 LM 200XL HTD 33 1108 LM 200XLE 1 035 40 TPI UN 2B 0 75 32 TPI e 198 33 1033 LM 100E 33 7873 LM 150FS HTD 33 7899 LM 100 HTD 33 7881 LM 100XL HTD 33 0217 LaserMate 150 33 0209 LaserMate 100 33 1017 LM 80V 1 035 40 TPI UN 2B 140 199 ee WNOLES gig TYP 4 Z C S 1 035 40 TPI P 97 119 UN 2B 33 7907 LM 20 HTD 33 7915 LM 45 HTD 33 1215 Beamfinder 33 0183 LaserMate 20 33 0993 LM 30V 33 0191 LaserMate 30 All dimensions in mm unless indicated otherwise 20 COHERENT http catalog Coherentinc com US 800 343 4912 UK 0800 515801 Adjustable 139 198 ___97 __ 33 7923 LM 10 HTD 33 0175 LaserMate 10 0 75 32 TPI O7 9 Vis 33 0951 UV 33 0233 33 0936 VIS 33 0241 33 0944 IR 33 0258 Adjustable 190 266 33 1165 LM P10 33 1157 LM P5 33 1207 LM P5HR All dimensions in mm unless indicated otherwise 0 75 32 TPI UN 2B O19 LX Adjustable 139 198 97 m 33 7931 LM 3 HTD 33 0167 LaserMate 3 t 48 E Adjustable 122 175 Adjustable 33 1199 LM P10LP SmartSen sors lt
15. 97 __ 33 0928 LM 1 33 7956 LM 1 IR 33 0159 LaserMate 1 Adjustable hk 97 _ 33 1181 LM P5LP Adjustable 139 198 lt 97 __4 33 1173 LM P10i 33 0225 LaserMate P Germany 49 6071 968 303 France 33 1 60 19 40 40 Japan 81 0 3 5635 8680 COMERENTT 22 SmartSensors Sensor Damage Avoidance and Cooling High Power Energy Operation and Avoidance of Sensor Damage The various sensors are each designed to maximum value for the power density Operate over a specified range of powers Watts cm or energy density J oules or energies It is normally safe to operate cm at the sensor surface The following up to the maximum value of the specified details describe these limits for the measurement range but each sensor type different sensor types has additional limits expressed as the LM 10 HTD 0 3 W cm 0 5 W cm sowie cm Maximum Power Density 1 Wiem2 200 W cm Toom 1 000 W cm 1 300 W cm 2 000 W cm 2 500 W cm 3 000 W cm P 6 000 W cm 10 mm eb E ass Q 1mm E 99 m b 0 1 mm 0 01 mm 1 mW 10 mw 100 mw 1W 10 W 100 W 1 kw Average Power Variation of beam diameter and power for average power densities of thermal and semiconductor sensors Safe operating limit above damage threshold lines Coherent Thermal Sensor Coatings See page 18 to determine the coating used on
16. EET H 1 23 05 W H 0 05E 05 W L 0 17E 06 W 0 12E 02 M 0 21E 02 M P 0 02E 03 M SET UP CHANNEL A SET UP CHANNEL B DONE RESET SET UP OFF 14 cCoHERENT http catalog Coherentinc com US 800 343 4912 UK 0800 515801 Power Energy Histograms Power and energy data which has been collected to display as a strip chart can for statistical analysis be displayed in histogram form 249 mm 221 mm lt 167 mm gt lt 38mm Ultima LabMaster Beam Position and Alignment With Coherent thermal SmartSensors Ultima LabMaster can display information about the position of the incident beam on the sensor disk This information allows the user to safely and precisely align the sensor head and the beam being measured This is particularly useful for non visible beams Usually a simple bullseye representation is displayed but exact information about the centroid of the beam position and the beam size can be displayed as here This information can also be displayed in strip chart form for one or two sensors Typical SmartSensors available see following page Ultima LabMaster Specifications Display Type High speed high contrast liquid crystal display Wide viewing angle 256 x 128 pixels Display Options Software control of contrast normal or reverse display and screen backlighting Update Rate lt 1 second Display Accurac
17. TAAMAL ALLA e Widest Selection of Meters and Sensors e NIST Traceable Calibration e CE and ISO 9002 Certification i COHERENT AUBURN DIVISION AU MEN for Laser Power and Energy M easurenent Coherent Auburn Division Power and Energy Measurement Laser Power and Energy M eters Introduction to Laser Power and Energy Measurement 2 Choosing a Measurement System 3 Meters LaserCheck Hand held Laser Power Meter 4 LaserMate Q High Sensitivity Laser Power Meter 5 LaserMate P Pulsed Laser Power Meter 6 LaserMate Broadband Laser Power Meter 7 FieldMaster Laser Power amp Energy Meter 8 9 Analyzers FieldMaster GS Laser Power amp Energy Analyzer 10 11 Ultima LabMaster Laser Power amp Energy Analyzer 12 15 SmartSensors 16 Selecting a SmartSensor 17 21 Sensor Damage Avoidance and Cooling 22 24 Accessories for Power and Energy Meters Attenuators and Beamsplitters for Pyroelectric Sensors 25 Attenuators and Fiber Optic Adapters 26 Cases amp Test Slides 27 OEM Laser Power Sensors 28 31 Service and Calibration 32 i COHERENT AUBURN DIVISION A Member of Coherent Photonics Group 2 Introduction to Laser Power and Energy M easurenent Radiometry of Laser Beams Along with the development of the first lasers arose the need to develop instrumentation to measure the power and energy of the lasers Traditional radiometers w ere too delicate and only suitable for measuring low p
18. a measurement of the power Repeat the cycle to make another measurement or the LaserCheck will switch off automatically after 10 seconds Power Wavelength Display Select Switch Over Range Decrement Button Tone Indicator CE Number 33 1553 LaserCheck US 800 343 4912 UK 0800 515801 Coherent Auburn Division Power and Energy Measurement LasaM ate Q High sensitivity Laser Power Meter Cost effective precision CW low power measurement e Range of three programmed sensors for 250 nm to 1 8 pm e Power measurements from 10 nW to 50 mW 5 W with attenuator LaserM ate Q is a high sensitivity power meter for UV visible and near IR CW lasers It combines both analog and digital displays The digital readout provides high resolution and accuracy while the analog meter provides the speed and real time feedback you need for laser tuning There is a choice of three semiconductor sensors a silicon sensor for 400 1064 nm a UV enhanced silicon sensor for Power Waveform Viewing The LaserMate Q features an analog output that is a 0 1 VAC uncalibrated copy of the power waveform which allows pulse shape viewing on an oscilloscope etc The bandwidth is 50 kHz but is reduced for the more sensitive ranges Frequency Ranges Response gt 1 mW 50 kHz 100 300 uW 5 kHz 10 30 uW 500 Hz 1 3 uW 50 Hz 100 300 nW 5 Hz Readout Console Specifications Power Subtraction Offset of
19. an be used for field use There are visual and audible over range indicators and FieldMaster will even warn you if the battery is running low US 800 343 4912 FieldMaster is CE certified and has been developed with low EMI noise sensitivity for use in real laser environments The design is lightweight compact 193 x 117 x 46 mm and the adjustable angle base folds across the face of the instrument to form a protective cover for transport The unit is built in Coherents ISO 9002 Certified plant in the United States and is supplied complete with NIST traceable Certificate of Calibration AC power adapter and user manual UK 0800 515801 FieldMaster Offset n to k Indicator Watts or Joules Beam No Detector Position Plugged In Indicator Over Low Temperature Battery Indicator Indicator Wavelength Entry ieee Wavelength Range Selection Manual MANUAL Buttons Range SmartSensors for FieldMaster Offset Auto Entry Setting up FieldMaster with any of over Range Button 30 SmartSensors is quick and completely ceca automatic Simply plug the SmartSensor ee into the FieldMaster display and scroll to the wavelength FieldMaster does the rest The SmartSensor technology automati cally loads the ID of the chosen sensor the wavelength correction calibration fac tors the range and alarm parameters Sys tem accuracy is the sum of the readout accuracy 2 and the accuracy of the chosen SmartSensor
20. ange 0 5 uW to 1 W Accuracy 5 Max Power Density 30 W cm with built in ND attenuator 0 5 W cm without attenuator Wavelength Range 400 1064 nm Battery Life 180 000 measurements at 12 sec sample Overload Indication display and beep tone Size 168 x 24 x20 mm Weight 44 g ISO 9002 Certified COHERENT http catalog Coherentinc com LaserCheck is a hand held inexpensive laser power meter specifically designed to provide power measurements in a small light weight self contained package that can easily be stored in a pocket or tool kit At higher powers the silicon sensor is protected from saturation with a built in optical attenuator and all measurements are displayed on a clear LCD screen LaserCheck is micro processor controlled with wavelength correction auto ranging uW or mW displayed optical attenuator power overload warning and automatic shutoff CD COHERENT Sensor 3 Digit LCD with Units Indicator Attenuator Position Sample Hold Control Slide Button LaserCheck Catalog Description Wavelength Select Increment Button Wavelength Select LaserCheck is ready to use It is supplied complete with battery integral pocket clip storage case CE certification and user instruction sheet To initiate a measurement cycle press the Sample Hold button to turn the LaserCheck on center the beam on the sensor for gt 2 seconds and release the button to record
21. ately added subtracted or as a ratio The position of the beam on the sensor can be displayed thermal sensors only and alarms can be set to monitor the power energy and beam position Signal offsets may be set to eliminate background signal or allow the monitoring of small fluctuations of a larger signal Ultima LabMaster is CE certified and has been developed with low EMI noise sensitivity for use in real laser environments The unit is built in Coherent ISO 9002 certified plant in the United States and is supplied complete with NIST traceable Certificate of Calibration internal rechargeable battery pack 4 hours operation AC power adapter and user manual High Visibility Interactive Display LabMaster has a high speed high con trast 256 x 128 pixel liquid crystal display The large 124 mm x 64 mm display has been optimized for wide angle viewing and observation at a distance across a laboratory There is software control of screen backlighting contrast and normal reverse display There is a straightforward menu and soft button system of controls Most screens contain information in digi tal form but strip charts are available and some screens feature bar graph displays for convenient real time feedback for laser tuning COHERENT http catalog Coherentinc com US 800 343 4912 UK 0800 515801 Ultima LabMaster 2 channel Home Screen This shows the Ultima LabMaster home screen
22. density below 43 MW cm measured with a 20 ns 1 064 um pulse This peak power density varies with wavelength derate it by 44 for 532 nm If the peak power density might exceed this limit then use one of the Volume Thermal Absorbers see page 24 Note that the high sensitivity LM 1 thermal sensors 33 0928 and 33 7956 havea Thermal Sensor Glow When operated close to their maximum power range some thermal sensors may glow red hot from the absorbed laser radiation This is normal and the point that the sensors will glow is dependant on the sensor coating type see the chart on bottom of page 22 The HTD coated sensors will glow well before they reach the damage threshold and can be oper ated in the glowing mode continuously The H coated sensors will lightly glow within about 20 of its damage thresh old and can be operated this way con tinuously The UV and P coated sensors can glow within 5 of their damage thresholds and glowing should be a warn ing sign that damage is about to occur peak energy density rating not a peak power density rating This limit is the same as that for the pyroelectric sensors see graph below Semiconductor Sensors To avoid damage to the sensor surface keep the CW power density below the maximum power density shown in the semiconductor sensor selection chart on page 19 and on the graph located on page 22 Use the appropriate line on the graph to translate the power density li
23. display for two channel operation using a combination of a CW and a pulsed sensor Most of information is in digital form but analog bar graphs are available for fast real time feedback for laser tuning and the bullseye target shows the location of the laser beam on the thermal CW detector Ratios and Differences Not only can Ultima LabMaster display the energy or power from two separate detectors it can also calculate and display the difference CH A CH B and the ratio CH A B Note the analog bar for tuning in the top left of the screen qd gt Statistical Analyses Ultima LabMasters statistical package eliminates the need fora separate computer to calculate statistical information such as minimum and maximum values standard deviation and two sigma variance The analyses are available for both energy and power measurements and the frequency of pulsed sources can be monitored qd gt Strip Chart Trend Displays The change of power and energy values with time can be conveniently displayed in strip chart form and logged to memory ora printer Data from either or both of two channels may be displayed and a zoom control used to magnify the data from selected time intervals m D hd a amp amp amp f Germany 49 6071 968 303 France 33 1 60 19 40 40 Japan 81 0 3 5635 8680 COHERENT 13 Ultima LabMaster Datalogging and External Control The standard interface for U
24. e assignable to any manual range It updates ata 5 Hz rate with 2 accuracy over 4096 steps The AC power adapter comes supplied with plugs for US UK Europe Australia and Japan The adapter auto switches for any worldwide voltage or frequency In addition to powering the FieldMaster GS the AC adapter also charges the internal high energy Ni Cd battery SmartSensors contain calibration wavelength and linearity data in a memory chip This allows quick setup with over 30 sensors that are available off the shelf to meet your specific measurement needs Additionally Coherent is developing new SmartSensors as laser measurement requirements change Please refer to the SmartSensors section page 16 for details FieldMaster GS CE Catalog Description Number 33 0498 Field M aster G S 33 0555 Soft Case Supplied with Battery AC adapter User Manual Certificate of Calibration and one year warranty Germany 49 6071 968 303 France 33 1 60 19 40 40 Japan 81 0 3 5635 8680 COMERENT 11 Coherent Auburn Division Power and Energy Measurement U ItimaLaoM aster Laser Power and Energy Analyzer System for SmartSensors Single or dual channels with choice of over 30 power and energy SmartSensors e CW power measurements from 10 nW to 5 kW Pulse energy measurements from 100 pJ to 95 J e Sensors for wavelengths from 190 nm to 20 pm Ratio difference RMS noise and beam positio
25. eved Typically these sensors have a response time of 1 10 seconds which is decreased to 0 5 2 seconds when matched with a Coherent readout console Semiconductor sensors are very sensitive detectors for the spectral regions 250 nm to 1 065 um silicon sensors and 800 nm to 1 8 um germanium sensors Semiconductor sensors are relatively rugged but unfortunately their sensitivity changes greatly with wavelength so they must be combined with an appropriate readout console to achieve calibrated and accurate results 5 The semiconductor material typically saturates in the 10 50 mW range so for linear Operation up to a maximum of about 5 Watts a calibrated optical attenuator should be used Such attenuators are also available from Coherent Pyroelectric sensors are used only to measure pulsed lasers They do not respond to a CW optical input unless it is chopped Coherent offers pyroelectric sensors which measure single shot laser energies and repetitively pulsed lasers from 1 400 Hz Calibrated Accuracy All Coherent power and energy meters with interchangeable sensors are supplied complete with National Institute of Stan dards and Technology NIST traceable Certificates of Calibration Coherent main tains full re calibration facilities in Califor nia Europe and Japan See page for 32 more details COHERENT http catalog Coherentinc com US 800 343 4912 UK 0800 515801 Introducti
26. ing on the order Prices indicated are current at the time of publication but we reserve the right to change these without notice Prices are FOB our warehouse and do not include freight duty or any applicable taxes Export prices are 10 higher than those quoted domestically Terms of payment for domestic orders are cash with order credit card COD or Net30 with prior approval of credit Export terms are strictly letter of credit cash in advance or credit card Shipment means are at the discretion of Coherent but we will attempt to meet your special requests We do not take responsibility for any delays or damage caused by the shipper Returns are accepted only after a return authorization number has been obtained from Coherent and credit will be allowed for goods returned under authorization in good condition Cancellation of orders will incur a termination charge of not less than 10 of the order value and Coherent reserves the right to charge for all costs incurred in support of any cancelled order Goods are warranted to be free from defects and to work in the manner specified for a period of 12 months from date of shipment Specifications are current at the time of publication but Coherent reserves the right to change these without prior notice Technical information provided in this catalog is intended to be helpful in the application of Coherent products but we do not accept responsibility for it
27. ion Ultima Windows connection kit 33 0670 which includes a 3 m cable adapters manual and Windows software with Visual Basic source code for the RS 232 interface Alternatively more extensive standard softw are can be used with the RS 232 300 9600 baud or IEEE 488 2 ports to establish the Ultima LabMaster set up conditions control the data acquisition and transfer the data to a PC computer Serial Port Computer IEEE 488 2 to Computer LabView Drivers available Connect to any of 30 Smart Sensors Four Analog Outs Eight Customizeable Alarm Signals TTL Output RS 232 to Tp a a 7 SmartSensors for LabMaster Setting up LabMaster with any of over 30 SmartSensors is quick and completely automatic Simply plug the SmartSensor cable into the LabMaster display console select the channel setup screen and enter the wavelength and the value of the attenuation factor of any filter in use with that sensor LabMaster does the rest The SmartSensor technology automatically loads the ID of the chosen sensor the wavelength correction linearity with power temperature linearity and sensitivity data and range and alarm parameters System accuracy is the sum of the readout accuracy 1 and the accuracy of the chosen SmartSensor See the SmartSensors section page 16 for the range of sensors available n Li mM Pohi Bal eee W 165e03J te ee le im n j i m r E E F hs
28. ion data stored in each SmartSensor and setup not needed the needle rests out of view rate can be as high as 400 Hz and data retained in the FieldMaster GS ease so that the entire screen is available for thermopile SmartSensors can read single of use is combined with features and display and analysis of the readings that pulses and average power of repetition reliability that set a new standard are acquired rates greater than 8 Hz Beam Position Statistics With the thermopile SmartSensors obtaining beam alignment and FieldMaster GS displays powerful and easy to interpret information on position drift information is easy Beam position stability can be tracked pulse trains CW stability and power drift in lasers The interval for over time and displayed in both strip chart and polar graphs For beam trending is selectable as time or pulse count with 200 2000 data points alignment the sensor center target can be zoomed up to 32X with recorded and can be viewed as tabular data a strip chart graph or resolution to 0 01 mm histogram COHERENT http catalog Coherentinc com US 800 343 4912 UK 0800 515801 While the FieldM aster GS has many powerful analytic functions statistics position stability it is easy to use The most common functions have hot keys on the front for HOME TUNE TREND and MENU selections while there are four soft keys for specific control within each screen To move around in the control screens the cu
29. ltima LabMaster is the display screen but on some occasions it is desirable to record the data internally or externally or control the operation of the machine via an RS 232 or IEEE 488 2 interface This section explains the interfaces and capabilities available Any screen can be accurately reproduced by a printer Epson HP Deskjet HP Laserjet or IBM ProPrinter connected to the printer port by selecting the print screen command The Auxiliary I O socket provides eight 0 5 V TTL compatible outputs which can be set as alarms for any chosen high or low level for two channels of positional with position measuring thermal sensors only and two channels of power energy information Epson HP IBM Printers Printer Detector B Detector A Connect to any of 30 SmartSensors This socket also provides two standard 0 1 V 5 Hz bandwidth analog outputs for the power energy reading in each channel and two 0 1 V fast analog outputs which provide outputs with 50 kHz bandwidth less on the most sensitive ranges for the power when semiconductor sensors are in use Two thousand points interpoint time selectable from 0 1 sec to 30 min of power energy position and frequency information can be recorded internally by selecting the trend command The same information can be sent to a printer via the printer port using the print trend data command Longer periods of power energy data can be collected by the Ultima Connect
30. mW reading LSD mm 33 0159 1 0 3 0 25 1 5 5 2 200 9 6 33 0167 3 10 0 25 10 6 5 2 200 17 8 33 0175 10 10 0 25 10 6 5 2 200 15 2 33 0183 20 100 0 25 10 6 5 2 200 19 1 33 0191 30 100 0 25 10 6 5 2 200 19 1 33 0209 100 100 0 25 10 6 5 2 200 19 1 33 0217 150 100 0 25 10 6 7 2 6000 19 1 Requires customer supplied heatsink Intermittent duty 2 Min 150 W 5 Min 100 W 20 Min 40 W See Sensor Dimensional Drawings for sensor head dimensions page 20 t Including display LaserMate Readouts ce Catalog Description Number 33 0290 LaserMate Readout Analog and Digital Displays 33 0282 LaserMate Readout Analog only Display 33 0639 AC Power Adapter 100 240 VAC 50 60 Hz 33 0555 Soft Carrying Case All sensors and readouts supplied with NIST traceable calibration certificate f Germany 49 6071 968 303 France 33 1 60 19 40 40 Japan 81 0 3 5635 8680 COMERENT Coherent Auburn Division Power and Energy Measurement FiddM ater Laser Power and Energy Meter for use with SmartSensors e Choice of over 30 power and energy SmartSensors e CW power measurements from 10 nW to 5 kW Pulse energy measurements from 0 5 mJ to 20 J e Sensors for wavelengths from 190 nm to 20 pm FieldMaster is a versatile power and energy meter which supports thermal pyroelectric and semiconductor photodiode sensor technologies and operates with a choice of over 30 Coherent
31. min b 4 liter min cooling water required Maximum temperature deviation 3 min Maximum flow deviation 2 min c 1 liter min cooling water required Maximum temperature deviation 3 min Maximum flow deviation 2 min k d Designed for system integration for measurement of power and position for use on the Ultima only supplied with 6 m 20 ft cable and cooling hoses ISO 9002 Certified 8o COHERENT http catalog Coherentinc com US 800 343 4912 UK 0800 515801 i SmartSen sors 33 0472 LM100B HTD 33 4508 LM100EB gt 7 4 p 2 035 40 TPI UN 2B 33 7865 LM 200B HTD aT Plug Sensor 7 3X3 3 Output high Solder Pin 28 7 5 M 11 2 na Terminals Connectors Mounting 3 16 ID 19 Holes Tubing X4 All dimensions shown in mm unless otherwise indicated Semiconductor SmartSensors See pages 20 21 for sensor dimensions Catalog Aperture Spectral Accuracy Maximum Max Power Number mm Range Power with Max Min Resolution um note f Density Attenuator mW uW nW W cm W 33 0951 LM 2 UV 30 0 01 1 00 6 0 0 25 0 4 8 5 0 3 NA 33 0936 LM 2 VIS 50 0 01 1 00 7 9 0 4 1 064 5 3 1 0 5 0 33 0944 LM 2 IR 10 0 5z 1 00 5 0 0 8 1 55 4 5 2 0 5 5 0 All SmartSensors are supplied with a 1 8 m f Value to the left is for Ultima LabMaster and 6 ft cable stand and NIST traceable FieldMaster GS value to the right is for Field Master Calibration Ce
32. mit W cm to a power limit W for your beam diameter If you might exceed the limit use a beam expander beam splitter or attenuator Pyroelectric Sensors To avoid damage to these sensors only operate them with pulsed radiation and keep below the maximum average power limit as shown in the selection chart on page 19 Also keep the energy density below the limit shown in the graph below If your energy density might exceed the limit use an attenuator or beamsplitter as shown on page 25 A sensor damage test slide is also available see page 27 SmartSen sors LMP 10i Energy Density Damage Thresholds for Pyroelectric Sensors 10000 _ Q oO oO Energy Density mJ cm2 _ oO oO SAFE OPERATING REGION ins 10 ns 100 ns Pulse Width 10 us 100 us 1 ms Germany 49 6071 968 303 France 33 1 60 19 40 40 Japan 81 0 3 5635 8680 COMERENTT 23 SmartSensors LM 5000 LM 200 HTD LM 150 FS HTD 24 COHERENT Volume Thermal Absorbers If the peak power density of your laser exceeds the limit for the standard thermal sensors 43 MW cm then the volume absorbers see selection chart on page 18 may be the solution These have a few mm thick disk of absorbing glass attached to the sensor surface and a peak power density rating of 1 GW cm measured with a 10 ns 1 064 um pulse Thi
33. n measurements Ultima LabMaster is a comprehensive power and energy measuring and analyzing system for CW single pulse and repetitive pulse laser measurements LabMaster supports thermopile pyroelectric and semiconductor photodiode sensor technologies and Operates with a choice of over 30 Coherent SmartSensor detector heads CW beam powers can be measured with thermopile and semiconductor sensors The energies of pulsed beams can be measured for single shot events pyroelectric and thermal sensors and for repetition rates up to 400 Hz pyroelectric sensors with a display update rate of 3 Hz The average power of repetitively pulsed beams can be measured and displayed as Watts with thermopile sensors gt 10 Hz and pyroelectric sensors 1 400 Hz Data can be displayed on the large screen with digital strip chart and analog bar presentations and logged to memory a printer or the RS 232 and IEEE 488 ports LabMaster features a complete statistics package for power and energy analysis including minimum maximum median standard deviation two sigma trending histogram and RMS noise SmartSensors are pre programmed with linearity wavelength and sensitivity factors during factory calibration so that they can be interchanged quickly and easily Any two power or energy SmartSensors can be used at the same time with the two channel Ultima LabMaster The readings of the two sensors can be displayed together separ
34. ns please call your local onee Coherent sales representative to discuss Disk Sensor your system requirements All of the Installation Kit includes two Thermal sensors are terminated with 6 inches of 28 eae eae ee and a Front Body Mount AWG kynar wire For the Chassis Mountable Sensor Disks a mounting installation kit 33 1835 is Chassis Mountable Sensors available that includes two special heat Catalog Type Output Impedance Sensor inki Number Minimum Typ Coating sinking vanes a front body mount ang mV Watt Ik Ohms four 4 40 machine screws Full instructions 33 0779 10 Watt Sensor Disk 04 25 HTD and product information is available and 33 7949 100 Watt Sensor Disk 0 4 25 HTD can be faxed to you by calling your 33 1801 200 Watt Sensor Disk 0 4 3 5 HTD 33 1835 Sensor Disk Installation Kit Coherent sales representative Germany 49 6071 968 303 France 33 1 60 19 40 40 Japan 81 0 3 5635 8680 COMERENTT 31 Coherent Auburn Division Service and Calibration Coherent Auburn Division is committed to customer service Our technicians are trained to handle calibration repair part requests and upgrades Laser power energy meters normally degrade with time Usage and environmental factors can have an adverse effect on accuracy and also results in wear and or damage to parts critical to optimum performance Maintaining a competitive edge in today s marketplace demands that capital equipment be maximized t
35. nsor to deliver accurate readings This special calibration and stored data allow you to interchange sensors and readouts When the Ultima LabMaster or FieldMaster detect a new sensor data is exchanged from the smart connector to the readout Then within seconds the readout is programmed with all of the information that it needs to deliver accurate readings to you Three types of sensor technology thermal semiconductor and pyroelectric are used for the range of SmartSensors These technologies are explained in the adjacent sidebar N LM 10 HTD LM 1 LM 45 HTD Sensor Technology No one sensor type can measure all laser types Instead three types of sensor technologies are used based on the sensor material Thermal sensors measure the flow of energy through an array of thermoelectric cells They are rugged and best for measuring medium and high power P y CW lasers These sensors have an intrinsically flat spectral absorption reflection from the sensor so each sensor is NIST traceably calibrated from the UV to the far infrared but there are some variations of surface Thus accuracies of 2 from 190 nm to 10 6 um can be achieved Typically these sensors have a response time of 1 10 seconds which is increased to 0 5 2 seconds when matched with a Coherent readout console Semiconductor sensors are very sensitive detectors for the spectral regions 250 nm to 1 065 um silicon sensors and 800 nm to 1 8 um
36. o reduce expenditures To maintain the accuracy and longevity of your laser power energy meters a regular schedule of calibration and preventative maintenance is required Coherent using the best equipment and personnel available has been calibrating and repairing laser power energy meters for over 30 years The Coherent Calibration Lab has a full spectrum of light sources from 193 nm to 10 600 nm with powers ranging from nanowatts to kilowatts By duplicating the actual environment of the user Coherent can calibrate verify or certify all laser power energy meters Are you exceeding the power density of your detector head To preserve the accuracy and life of your sensor disk it is important to know and operate within the power densities specified for each detector Exceeding specified power densities physically w ears sensor disks changing spectral responses and power readings See pages 22 24 for further details on power density limits ISO 9002 Certified ISO 9002 Certified and NIST Traceable The Coherent Calibration Lab is ISO 9002 Certified and will calibrate or verify each device to the highest level of accuracies with traceability to National Institute of Standards and Technology NIST Laboratories in Boulder Colorado and Gaithersburg Maryland We provide certification The Coherent Lab provides certification of calibration to ISO 10012 1 ANSI Z540 1 and MIL STD 45662 A What about power meters n
37. o5 W 0 5 mj to 20 J SmartSensors Measurement and analysis Choice of SmartSensors of energy and power of FieldMaster GS 1 mW to 5 kW 10 nW to5 W 1 uj to 20 J position statistics tuning all lasers page 10 0 15 mj to 95 J RS 232 and analog out Complete measurement Ultima Fully featured system and analysis of energy LabMaster 1 mW to 5 kW including SmartSensors and power of all lasers page 12 0 15 mJ to 95 J 10 nW to 5 W 1 uj to 20 position measurement GPIB RS 232 printer and analog out SmartSensors Both FieldMaster and LabMaster work with an extensive range of 3 Turn to the next few pages for more detailed information about the various instruments from the simple hand held LaserCheck to the sophisticated systems such as the Ultima LabM aster SmartSensors which are fully described in the pages following the FieldMaster and LabMaster details These SmartSensors are pre programmed with linearity wavelength and sensitivity factors during factory calibration so they can be interchanged quickly and easily Germany 49 6071 968 303 France 33 1 60 19 40 40 Japan 81 0 3 5635 8680 COHERENT Coherent Auburn Division Power and Energy Measurement LaserC hek Hand held Laser Power Meter Auto ranging with peak sample and hold e Power measurement from 0 5 W to 1 W e 5 calibrated accuracy from 400 1064 nm Specifications Sensor Disk Silicon 8 mm aperture Power R
38. on to Power and Energy Measurement Choosing a Measurement System Select a sensor type based on laser wavelength pulsed or CW operation and maximum power energy Sensor Type Primary Measurement Capabilities Secondary Measurement Capabilities Thermal CW laser power 1 mW to 5 kW Single pulse energies Ultima LabMaster and FieldMaster GS only and average power of repetitively pulsed lasers Semiconductor CW laser power 1 nW to 5 W Average power of repetitively pulsed lasers 250 nm to 1 8 um Pyroelectric Pulsed laser energies 1 uj to 100 J Average power of repetitively pulsed lasers 190 nm to 20 um 2 Choose a readout console based on which sensor type s it works with cost effectiveness and how extensive a range of measurement capabilities and analytic features are needed Primary Application Product Thermal Semiconductor Pyroelectric Major Benefits Name Sensors Sensors Sensors Quick power checking LaserCheck 500 nW to 1 W Inexpensive pocket sized page 4 Medium and high power LaserMate Adjustable response CW laser measurements page 7 0 3 mW to 150 W cost effective analog out Low and medium power LaserM ate Q Cost effective CW laser measurements page 5 10 nW to5 W scope output Pulsed energy LaserM ate P Cost effective analog out measurements page 6 0 5 mj to 10 J joules Watts and Hz Measurement of power FieldMaster Extensive choice of and energy of all lasers page 8 1 mW to 5 kW 10 nW t
39. ontrol page 14 33 0704 Soft case for Ultima LabMaster See Accessories section page 27 33 0712 Small hard case for Ultima LabMaster See Accessories section page 27 33 0720 Large hard case for Ultima LabMaster See Accessories section page 27 Supplied with internal battery AC adaptor user manual certificate of calibration and one year warranty ISO 9002 Certified f Germany 49 6071 968 303 France 33 1 60 19 40 40 Japan 81 0 3 5635 8680 COMERENT 15 16 Coherent Auburn Division SmartSensors Power and Energy Measurement For Use with FieldMaster FieldMaster GS and Ultima LabMaster e Sensors for power and average power measurements e Sensors for single pulse and repetitive pulse energy e Sensors for RMS noise and beam position measurements SmartSensors are laser power and energy sensors that have been developed for quick and convenient use with the FieldMaster FieldMaster GS and Ultima LabMaster measurement system readouts The SmartSensors are factory programmed with NIST traceable calibration an identification key detector responsivity variation of sensitivity with wavelength linearity with power temperature sensitivity and transient data The data is stored in a flash memory inside the connector and automatically downloaded into the readout whenever the system is initialized The readout then uses this information and the signals provided from the se
40. ost and connecting cable Any LaserM ate P sensor head can be operated with any LaserMate P readout The LaserMate P energy meter combines both analog and digital displays The digital readout provides high resolution and accuracy while the analog meter provides the speed and real time feedback you need for laser tuning It is lightweight compact 193 x 117 x 46 mm and the adjustable angle base folds across the face of the instrument to form a protective cover for transport Battery operation is standard but an optional AC power adapter is available CE 33 0316 LaserMate P Readout Analog and Digital Displays 33 0308 LaserMate P Readout Analog only Display 33 0225 LaserMate P Pyroelectric Sensor 33 0639 AC Power Adapter 100 240 VAC 50 60 Hz 33 0555 Soft Carrying Case See Sensor Dimensional Drawings for sensor head dimensions page 20 All sensors and readouts supplied with NIST traceable calibration certificates 6 COHERENT http catalog Coherentinc com US 800 343 4912 UK 0800 515801 Coherent Auburn Division Power and Energy Measurement LaseM ate Broadband Laser Power Meter e Cost effective precision CW power measurement e Choice of sensors for 0 3 mW to 150 W power e Sensors spectrally flat from 250 nm to 10 6 pm e Adjustable needle response LaserMate is a simple multirange power meter for CW lasers and combines both analog and digital displays
41. ot manufactured by Coherent The Coherent Lab can verify power and energy meters that are made by other manufacturers Call for more information Calibrate once a year To optimize performance and longevity Coherent recommends that power energy meters be calibrated at least once a year Power and Energy Measurement tt a 1 a tal P e 7 4 E i For Calibration United States Service 530 888 5062 FAX 530 889 5262 Japan Service 813 5635 8680 FAX 813 5635 8681 Germany Service 49 6071 9680 FAX 49 6071 968499 Please have ready e Model Number Serial Number e Purchase Order Number In the US ship to Coherent Auburn Group Attn RMA Number 2303 Lindbergh Street Auburn CA 95602 9595 RMA stands for Return Material Authorization This will be issued with a cost estimate when you call Following this procedure will shorten the time you are without your instrument How long will it take Turn around time is normally six calendar days A three day or 24 hour service is available for an additional charge COHERENT http catalog Coherentinc com US 800 343 4912 UK 0800 515801 Coherent Auburn Division Power and Energy Measurement D oing Business with Coherent ge ON ly Q Nd amp We accept orders online at http catalog Coherentinc com by phone fax e mail or mail When confirming an order which has already been placed please indicate confirm
42. ower or energy beams Therefore Coherent introduced the power meter as a new class of device These rugged instruments are optimized to measure laser beams Such beams are typically parallel or slow ly converging or diverging and 1 50 mm in diameter The flow of laser radiation may be continuous CW in which case a power meter measuring in Watts or mW kW dBm etc is required or the laser may be pulsed when the total energy of a single pulse is most commonly measured in Joules or mJ or dBJ by an instrument which may be called an energy meter a joulemeter or even a calorimeter If the laser is repetitively pulsed then some power meters can record the average flow of energy as Watts Sensor Technology Some lasers are CW and some are pulsed They may have large diameter beams or small beams Some are high power some are low power and the wavelength can be from UV to the far IR No one sensor type can measure all lasers instead three types of sensor technology are used based on the sensor material Thermal sensors measure the flow of energy through an array of thermoelectric cells They are rugged and best for measuring medium and high power CW lasers These sensors have an intrinsically flat spectral absorption from the UV to the far infrared but there are some variations of surface reflection from the sensor so each sensor is NIST traceably calibrated Thus accuracies of 2 from 190 nm to 10 6 um can be achi
43. ption Number os 33 1413 SMA Type Connector 33 1421 DIN 2106 Type Connector 33 1439 FC PC Type Connector ISO 9002 Certified COHERENT http catalog Coherentinc com US 800 343 4912 UK 0800 515801 Accessories for Power and Energy Meters Carrying and Storage Cases Two soft sided and two hard sided cases are available The small soft case fits LaserM ates LaserM ate LaserM ate P LaserMate Q and FieldMaster readouts and the Ultima LabMaster soft case fits the Ultima LabMaster readout The hard cases with their custom cutout foam sections can be used with any readout The large hard case will hold a readout and two large sensors 100 5000 W and one small sensor less than 50 W size The small hard case will hold any readout and two sensors of less than 50 W size Carrying and Storage Cases Catalog Description Number 33 0712 Small Hard Case 33 0720 Large Hard Case 33 0704 Ultima LabMaster Soft Case 33 0555 FieldMaster and LaserMate Soft Case Pyroelectric Sensor Test Slides For protection of your sensor when measuring unknown beams the test slide is inserted into the beam and then examined for damage These test slides are coated with the same matte black absorbing coating as the pyroelectric sensors If coating damage is visible then Pyroelectric Sensor Test Slides attenuation is required before measuring Catalog Description
44. rsor pad allows intuitive navigation Designed and built from concept to completion with CE requirements for EMI and RFI the SmartSensor Connector RS 232 Analog Out AC Adapter Specifications Accuracy Display Unit 1 of reading 2 LSD System Accuracy sum of display and sensor accuracies Pulse Capture Rate 10 Hz max CW Sample Rate 10 Hz max Tuning Needle Rate 10 Hz Digits Update Rate 2 Hz Size 190 x 117 x 46 mm Weight 784 g Operating Temp 5 C to 40 C Analog Out 0 1 V 2 5Hz Battery Life 8 hours of continuous use 4 hours with backlight ISO 9002 Certified FieldMaster GS delivers reliable and accurate measurements in all laser environments Connectivity SmartSensors simply plug in and download all sensor parameters for instant set up and measurement capability The FieldMaster GS can extend the range and usefulness of SmartSensors with e Selectable averaging of 1 200 readings for accurate readings of noisy sources e Offset selection that allows the subtraction of background noise and signals that are not of interest e Programmable attenuation factors from 100 000 1 to 0 01 1 for attenuators beam splitters etc FieldMaster GS with SmartSensors FieldMaster GS The FieldMaster GS has RS 232 communication and control for integration into test setups to record test results or provide feedback for laser system control The 0 1 volt analog out is softwar
45. rtificate z 1 uW for FieldMaster Pyroelectric SmartSensors See pages 20 21 for sensor dimensions Catalog Energy Aperture Spectral Accuracy Notes Maximum Maximum Number mm Range Pulse Repetition Min Resolution Average Power um W idth Rate note v Max Min ms UF 4 High Sensitivity 33 1140 LM P 209 3m 10u Ol 2W 100pW 9 0 0 19 10 6 5 y 0 10 200 Large Aperture 33 1173 LM P10i 10 0 5mj 10yJ 10w 0 5mw 43 2 019 106 5q ex 1 00 50 33 1165 LM P10 20 0 7m 10 10W 0 7mW 50 8 0 19 20 5 q x 2 30 10 33 1199 LM P1OLP 20 0 7m 10 10W 0 7mw 50 8 0 19 20 5 q x 2 30 10 Standard Aperture 33 1157 LM P5 5J O05mj 104 5W 0 5mW 25 4 0 19 20 5q X 0 60 40 33 1181 LM P5LP 5J 0 5m 10 j 5W 0 5mW 25 4 0 19 20 5q X 0 60 40 33 1207 LM P5HR 5J 0 5m 104 5W 0 5mW 25 4 0 19 20 5q y 0 04 400 All Pyroelectric SmartSensors are supplied with a q 7 from 0 19 0 30 um y For use with the Ultima LabMaster and Te eine Cee sideand V LoxAmp avaible catalog number o 33 0480 please call for details No test slide supplied e Max of 1 Joule for Field M aster x Max pulse width is 0 3 ms for Field M aster Further information on SmartSensor specifications can be found at http catalog Coherentinc com or by calling your local Coherent Sales representative f Germany 49 6071 968 303 France
46. s peak power density limit varies with wavelength derate it by 50 below 0 35 um and 90 below 0 26 um The sensors are supplied with all three absorbing disks There is a diffuser kit 33 1249 for the 33 0993 LM 30V SmartSensor that will increase the rating to 10 GW cm at 1064 nm The glass disks can be damaged by irregular and non circular beams so the user can replace http catalog Coherentinc com the glass with the aid of a convenient disk replacement kit Volume Absorber Disk Replacement Kits Catalog Description Number 33 1462 Disk Replacement Kit for 33 0993 LM 30V UV 0 19 0 35 um 33 1470 Disk Replacement Kit for 33 0993 LM 30V VIS 0 35 1 1 um 33 1488 Disk Replacement Kit for 33 0993 LM 30V IR 1 0 6 0 um 33 1249 Diffuser Kit for 33 0993 LM 30V 33 1496 Disk Replacement Kit for 33 1017 LM 80V UV 0 19 0 35 um 33 1504 Disk Replacement Kit for 33 1017 LM 80V VIS 0 35 1 1 um 33 1512 Disk Replacement Kit for 33 1017 LM 80V IR 1 0 6 0 um Cooling Thermal Sensors Most of the thermal sensor heads are adequately cooled by naturally convected air for continuous operation but some of the higher power thermal sensors require water cooling 5 kW LM 5000 33 1132 2 5 kW LM 2500 33 1124 1 kW LM 1000 33 1116 and 200 W LM 200XL HTD 33 7832 See notes on page 18 on water flow requirements for these sensors Two thermal sensors LM 200 HTD have fan cooling 200 W 33 7857 for 110 VAC and 2
47. s use Terms and Conditions of Sale Terms and Conditions of Sale are specific to each country in which Coherent operates They are supplied with all quotations and invoices and can be sent by fax or mail on request Nothing in the foregoing statements modifies the Terms and Conditions in effect for each country of operation Germany 49 6071 968 303 France 33 1 60 19 40 40 Japan 81 0 3 5635 8680 COMERENTT 33
48. so show an average power reading for a train of pulses provided the frequency is gt 20 Hz Catalog Type Wavelength Power Accuracyt Maximum Sensor Number Range Max Min of W cm Diameter nm mW nW Reading LSD mm 33 0233 UV 250 400 30 10 5 0 2 0 3 6 33 0241 VIS 400 1064 50 10 3 5 2 1 0 7 9 33 0258 IR 800 1800 10 10 5 0 2 0 5 5 See Sensor Dimensional Drawings for sensor head dimensions page 20 t Including display LaserMate Q Readouts CE Catalog Description Number 33 0332 LaserMate Q Readout Analog and Digital Displays 33 0324 LaserMate Q Readout Analog only Display 33 1298 1000 1 Optical Attenuator for 33 0241 and 33 0258 33 0639 AC Power Adapter 100 240 VAC 50 60 Hz 33 0555 Soft Carrying Case All sensors and readouts supplied with NIST traceable calibration certificates f Germany 49 6071 968 303 France 33 1 60 19 40 40 Japan 81 0 3 5635 8680 COMERENTT Coherent Auburn Division Power and Energy Measurement LaseM ate P Pulsed Laser Energy Meter Cost effective precision pulsed energy measurement e Measurements from 0 5 mJ 10 J single shot and 1 50 Hz Displays Joules average power and repetition rate Large aperture broadband sensor High Energy Operation Some laser pulses have a higher energy density than the maximum rating of 50 mjJ cm for 193 nm 15 ns pulse of the standard LaserMate P Coherent has available several beam a
49. tSensor HTD 33 0654 1000 Watt Sensor 200 1000 0 05 4 20 5 771 Solder Pin H Same as LM 200B HTD SmartSensor see page 18 COHERENT http catalog Coherentinc com US 800 343 4912 UK 0800 515801 Coherent Auburn Division Power and Energy Measurement Chassis Mountable Sensor Disks 8 6 4 Most integratable 41 e Smallest Form Factor 1 39 gt 33 0779 33 7949 10 and 100 Watt Sensor Disks 3 3 gt lt 14 7 Typical dimensions shown in mm dimensions will vary with sensor power capability 33 1801 200 9 1 Wr 41 4 Y k gt 1 90 p 19 gt Watt Sensor Disk Typical dimensions shown in mm dimensions will vary with sensor power capability Chassis Mountable Sensor Disks are provided for those OEMs that require the most compact installation They are rated Mounting of for a maximum power but to realize that 10 100 200 Watt Sensor Disks level great care must be taken in correct l Heat Sink 4 40 x 1 2 mounting to an adequate heat sink The customer Thermal Frant SHES X6 supplied Conductive Body Torque to mounting must be able to continuously Washers Mount 20 in lbs 10 100 or 200 Watt OEM Sensor us y extract the incident energy while ah maintaining less than 100 C on the sensor edge For further information and specificatio
50. th max 0 3 Hz sampling Beam Position RMS Noise 2 Determine the specific individual sensor from the selection charts on the following pages These charts include details of other parameters essential to a correct choice such as the power energy range the appropriate wavelength and the sensor aperture size 3 Check the high power energy Operation section for operational damage limits RMS Noise When using Semiconductor Smart Sensors Ultima LabMaster can be used as a sensitive noisemeter LabMaster measures noise from 10 Hz to 50 kHz Average power is measured and divided into measured RMS power to calculate and display the noise as RMS Measurement Range 1 mW to 5 kW 10 nW to 5 W 1 mW to 5 kW 10 nW to 5 W 1 uW to 10 W 0 15 mJ 50 J 100 uJ 20 J 100 pJ 20 J 100 pJ 20 J 0 5 m 20 Sensor Type Thermal Semiconductor Thermal Semiconductor Pyroelectric Thermal Pyroelectric Pyroelectric Pyroelectric Pyroelectric SmartSen sors Notes Ultima LabMaster only Ultima LabMaster and FieldMaster GS Ultima LabMaster and FieldMaster GS 0 5 mJ minimum on FieldMaster Ultima LabMaster only FieldMaster GS FieldM aster See Below Thermal Ultima LabM aster and FieldMaster GS Beam Position and Alignment The full range of Thermal SmartSensors with the exception of catalog number 33 0928 and 33 7956 can be used with Ultima LabMaster and FieldMaster GS to display information about LM
51. tinc com The mounting of the conduction cooled sen sors must be to a structure that can absorb and dissipate the power that is incident on the sensor This heat must be dissipated while main taining amaximum of 100 degrees Centigrade temperature at the sensor In a simplified anal ogy the designer can consider the sensor as a heat source such as a resistor that cannot ex ceed 100 degrees Centigrade If the steady state of the heat flow is changed either by an in crease in heat being dumped into the heat sink by another device or by a intermittent cooling then the readings may reflect this Aluminum is the recommended mounting substrate for US 800 343 4912 all sensors A general rule for thickness of mounting substrate is a minimum of 1 8 for up to 10 Watts and a minimum of 1 4 for up to 200 Watts The water cooled sensors have a mini mum required water flow per Watts of heat and a maximum change in time of water flow and temperature If the water flow or temperature varies more than the maximum allowed per minute then the readings will reflect this as an increase or decrease in power Further information on OEM Sensor specifications can be found at http catalog Coherentinc com or by calling your local Coherent sales representative UK 0800 515801 Serviceable Blocks e Replaceable sensors e Adjustable outputs e Interchangeable Serviceable blocks are available in three power ranges from 10 200 Watts
52. tion and the module combines the signals Number from the four elements to give a total 33 0506 FieldMaster Readout with AC Adapter ET E 33 0555 Soft Carrying Case P I 33 0548 Analog out Module for Field Master ISO 9002 Certified Germany 49 6071 968 303 France 33 1 60 19 40 40 Japan 81 0 3 5635 8680 COHERENT Coherent Auburn Division Power and Energy Measurement E FIAdM aste G S Laser Power and Energy Analyzer for Use with SmartSensors e Choice of over 30 SmartSensors for wavelengths from 190 nm to 20 um e CW power measurements from 10 nW to 5 kW Pulse energy measurements from 1 pj to 95 e 70 x 60 mm digital display with analog tuning needle e Beam statistics and position displays e RS 232 control and analog out The FieldMaster GS is the newest Laser The FieldMaster GS has a large graphical CW beam powers can be measured Power and Energy Analyzer from display and true analog tuning needle with thermal and semiconductor Coherent This analyzer can be used with When tuning or walking in a laser the SmartSensors The energies of pulsed over 30 SmartSensors allowing analog needle swings in to view and the lasers can be measured with both measurement and analysis of the output graphical display tracks the peak reading pyroelectric and thermopile sensors With of virtually any laser With detector specific while autoranging as necessary When pyroelectric SmartSensors the repetit
53. ttenuators and samplers which allow the density to be increased up to 3 5 J cm See the Accessories section for further details page 25 Specifications Sensor Disk Pyroelectric 43 2 mm aperture Wavelength Range 190 nm to 10 6 um Energy Range 0 5 mJ to 10 J Accuracy 5 Maximum Average Power 10 W Maximum Energy Density 50 mJ cm for 193 nm 15 ns pulse Pulse Rate Single pulse or 1 50 Hz Max Pulse Width 1 ms Response Time lt 1 s Battery 9 V gt 20 hours life Analog Output 0 1 V Display Backlighting With AC operation only ISO 9002 Certified LaserM ate P is a compact pulse energy meter with features which make it ideal for both lab and field use It measures and displays pulse energies 0 5 mJ to 10 J for single shots or pulse trains from 1 50 Hz With pulse trains the frequency can be displayed and also the averaged power in Watts LaserMate P is CE Certified and the design has been developed with low EMI noise sensitivity for use in real laser environments The crystalline pyroelectric sensor disc has a 43 2 mm aperture a wide flat spectral response from 190 nm to10 6 um and a maximum energy density limit of 50 mJ cm 15 ns pulse at 193 nm For Operation at higher power densities see the adjacent sidebar The LaserMate P LaserMate P Catalog Description Number Analog only screen shown sensor heads are air cooled and provided with a mounting base adjustable height p
54. ture excimer attenuator is a metal mesh screen and UV grade frosted silica diffuser with an attenuation of approximately 5 1 from 0 19 to 3 0 um It can be used with pyroelectric sensors 33 0225 33 1173 33 1165 33 1157 and 33 1207 by slipping over the body of the sensor and being held with a set screw The excimer attenuator has a maximum energy density of 400mJ cm at 0 266 um temporally insensitive and can withstand 20 Watts of average power 50 mm Attenuator Attenuators for Pyroelectric Sensors Catalog Description Number 33 1306 25 mm Aperture Standard Attenuator 33 1314 50 mm Aperture Standard Attenuator 33 1322 Adapter for Sensors 33 1173 and 33 0225 33 1348 50 mm Excimer Attenuator The beamsplitter for the 33 1140 LM P 209 high sensitivity pyroelectric sensor is a laser quality quartz pick off optic held at a 45 degree angle to the sensor in a metal housing The beamsplitter covers the range of 0 193 to 2 0 um and hasa pick off percentage of between 2 and 20 depending on wavelength and polarization see chart The beamsplitter has a 12 mm aperture and mounts to the sensor body by replacing the face ring 20 S Polarization 10 Average Polarization ol Reflection ol i P Polarization 0 1 0 5 Beamsplitters for Pyroelectric Sensors Catalog Number 33 1405 3 1 7 2 1 Description 0 9 1 Wavelength um Beamsplitter for High Sensiti
55. vity Sensor 33 1140 ISO 9002 Certified Germany 49 6071 968 303 France 33 1 60 19 40 40 Japan 81 0 3 5635 8680 COHERENT 25 Accessories for Power and Energy Meters 1000 1 Attenuator for Semiconductor Sensors This attenuator for the semiconductor sensors allows the visible and infrared sensors to be used at 5 Watts and 3 Watts respectively The attenuator threads into the sensor in place of the light shield and provides from 1100 1 to 950 1 attenuation please refer to graph Each attenuator is calibrated for 1000 1 5 at 647 nm in our laboratory and supplied with a certificate of calibration The useful spectral range of the attenuator is 400 1800 nm The attenuator can be used with power densities as high as 100 MW cm 1100 1 q Calibrated 1000 1 5 647 mm 1000 1 900 1 1000 1 Attenuator for Semiconductor Sensors Catalog Description Number 33 1298 1000 1 Attenuator for Semiconductor Sensors Attenuation Ratio 800 1 400 600 800 1000 1200 1400 1600 1800 Wavelength nm Fiber Optic Connector Adapters Fiber optic adapters are available for connecting common fiber terminations to the 3 4 32 threads around the entrance apertures of the semiconductor or 3 10 and 150 Watt thermal sensors 33 1413 SMA Connector m 33 1421 DIN Connector a Fiber Optic Connector Adapters 33 1439 FC PC Connector Catalog Descri
56. void laser radiation on area outside central for electrical calibration 19 mm solder terminals Sensor area central 19 mm 3 1 thru X4 Typical dimensions in mm unless indicated otherwise 33 7964 33 7865 200 Watt Water Cooled Sensor 16 a Water 3 3 thru Typical dimensions shown in mm dimensions will vary with sensor power capability 33 0654 1000 Watt Water Cooled Sensor 39 Brass Plug Sensor Accuracy 3 for beam centered on the 7 3x3 3 Output sensor area high Solder Pin Certification NIST traceable calibration certificate provided Output impedance 2 5 k Ohms typical Maximum operating temp 100 C Pressure drop at specified flow 1 4 kg cm 20 psi Terminals 19 gt k Water p 83 Max water pressure 100 psi are y Max water flow deviation 3 min ae 35 UDI Max water temp deviation 2 min Monolithic Sensors Typical dimensions in mm unless indicated otherwise 10 Watt Monolithic Sensor 200 Watt Water Cooled Sensor Catalog Response Impedance Termination Sensor Number Power Handling per Cooling Method Time Typ Coating Conduction Water Output Required Flow k Ohms W W W liter min 33 1751 10 Watt Sensor 10 1 3 2 5 15 Solder Pin P 33 1769 10 Watt Self Cal 10 1 3 2 4 15 Solder Pin P 33 7964 200 Watt Sensor 20 200 0 4 1 10 2 5 50 Solder Pin HTD 33 7865 200 Watt Sensor 20 200 1 2 50 Smar
57. y 1 2 LSD Must be added to detector accuracy for total system accuracy Interfaces RS 232 300 1200 4800 9600 baud GPIB IEEE 488 2 Analog Out 0 1 V 2 Computer Correct 5 Hz Full Bandwidth 50 KHz optional for Semiconductor detectors only Printer Parallel compatible with Epson IBM ProPrinter HP inkjet printers Auxiliary Out alarm signals 0 5 V TTL compatible Pulse Sensor maximum pulse capture rate 500 Hz dual channel 1 kHz single channel Semiconductor Sensor RMS Noise Measurement 5 accuracy 20 Hz 50 kHz bandwidth with a crest factor of 6 Selectable reading averaging 10 Hz or 100 Hz Trend 2000 points per channel Pulse or Time acquisition modes Real Time Statistics 10 Hz acquisition for CW detectors Up to 500 Hz acquisition for pulse dual channel Up to 1 kHz acquisition for pulse single channel Power Requirements AC Operation 100 240 VAC 50 60 Hz DC Operation 9 VDC 1A Note Features not available with single channel LabMaster Ultima without the Performance Package ce Catalog Description Channels Analog Output Computer Connections Number 33 0647 Ultima LabMaster 1 Channel 1 Standard RS 232 33 0621 Ultima LabMaster 1 Channel Enhanced 1 Standard amp Fast RS 232 Printer IEEE 488 33 0613 Ultima LabMaster 2 Channel Enhanced 2 Standard amp Fast RS 232 Printer IEEE 488 33 0670 Ultima Windows Connection Kit See Datalogging and External C
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