LaserFlash Plus Manual
Contents
1. 49 0 421 94961 99 gt Oo um pus Mm N LO m 19 b acd dej I o lt Q E Q 2 g A le Q September 2006 Internet www Optoprecision de 10 Technical Specifications LaserFlash Plus Unit Type Emission Wavelength nm 785nm 808nm 940nm Pulse Width Minimum 5 15 Pulse Width Maximum 1 selectable ms Maximum Frequency Hz 15 Aperture mm 150 x 170 Field Angle H V 3 to 23 see Attachment Power Supply V 10 14 Power Consumption 100 Max W Operating Temperature C 10 C 50 C Storing Temperature C 0 C 50 C Relative Humidity 80 Cooling fan forced cooling Weight kg 5 Dimensions mm 170x210x240 1 3R see Test record see LaserNorm DIN EN Laser Classification 60825 1 Pulse Input BNC V 3V 15V Pulses PC Communication RS232 115200Baud 11 Attachments Included in delivery LaserFlash Plus cable power supply manual inspection sheet see delivery note User Manual OptoPrecision GmbH Auf der Hohe 15 D 28357 Bremen Germany 2006 Tel 49 0 421 94961 10 Fax 49 0 421 94961 99 Internet www Optoprecision de2. with laser class please make arrangements due to laser norm DIN EN 60825 1 While the device is operating please wear safety goggles and avoid to look into the beam Attention Danger of irreversible damage of eyes e For changing the front lenses lenticular lenses in the front frame please take notice of the safety instructions mentioned in this manual e Attention Please never operate the device without properly fitted lenticular lenses There is danger of irreversible damage of eyes e While changing the front lenses an interlock is switched which prevents that the LaserFlash emitts light Attention Bridging of the interlock pins can lead to burnings and irreversible damages of eyes through laser radiation e Within the device there are no parts which can be repaired or maintained by the operator Maintenance and repair work can only be done by qualified personnel e Within the device dangerous radiation is generated The device is not allowed to be opened by other than authorised personnel with knowledge of laser norm DIN EN 60825 In operation the casing can heat up to 60 C The fitting cooling fan for LaserFlash Plus is IP55 e The device is operated standardly with 12V see specifications If required higher voltages are deliverable User Manual OptoPrecision GmbH Auf der Hohe 15 D 28357 Bremen Germany 2006 Tel 49 0 421 94961 10 Fax 49 0 421 94961 99 Internet www Optoprecisio
3. 99 Internet www Optoprecision de 1 Juridical Information 1 1 Copyright This manual is copyrighted and is not allowed to be copied reproduced or modified complete or partly without written confirmation by OptoPrecision There is an exception made for backups for personal usage Passing on this manual and the information it contains is only allowed with written confirmation by OptoPrecision 1 2 Trademark All trademarks are the property of each particular company 1 3 Warranty This manual has been written with utmost accuracy and was checked according to correctness due to the state of the art OptoPrecision is only liable in case of intention or gross negligence for direct or indirect damages in connection with the manual as well as casual or consequential damages For loss or damage of data due to direct or indirect mistakes as well as for costs which can be traced back to the manual or to installations which were not made by OptoPrecision all liability claims are explicitly excluded The information in this manual can be changed due to technical progress without extra notice 2 Safety Instructions Before installing the LaserFlash Plus please study the manual carefully e The laser class of the device is mentioned in the inspection sheet Furthermore there is a mark at the device due to Lasernorm DIN EN 60825 1 e 15 the device marked with laser class 1 there is no danger for human eyes or skin e s the device marked
4. e The back of the lenticular lenses is antireflective coated microstructure Please do not try to clean or wipe This may destroy the microstructure and hence cause a loss of light Twist off the two screws Lift the front frame constantly the Interlock Pins may need a little force to come off The Interlock Pins act as guidance for fixing the new front frame Press the front frame on the LaserFlash and fasten it with two screws The two Interlock switches will click when the assembly is accurate User Manual OptoPrecision GmbH Auf der Hohe 15 D 28357 Bremen Germany September 2006 Tel 49 0 421 94961 10 Fax 49 0 421 94961 99 Internet www Optoprecision de 8 Short Instruction 8 1 Operation with TrigBox 3 0 If the device is not conform to laser class 1 please make arrangements for radiation protection by wearing safety goggles The LaserFlash has to be connected to power supply 12V 8A The red LED begins to flash The TrigBox has to be connected to the power supply unit The red LED at the TrigBox flashes The TrigBox trigger output has to be connected to the LaserFlash per BNC cable Please apply the camera 5 analog signal to the TrigBox Input The green LED at the TrigBox flashes when an adequate signal FBAS is received Simultanously the green LED at the LaserFlash flashes thus confirming that a pulse is applied and that light pulses are emitted Pulse len
5. gth and pulse deceleration can be adjusted by means of the Trig Box 8 2 Operation with own Pulse Generator If the device is not conform to laser class 1 please make arrangements for radiation protection by wearing safety goggles The LaserFlash has to be connected to power supply 12V 8A The red LED begins to flash The pulse transmitter has to be connected with the LaserFlash The applied pulse length corresponds to the pulse length of the light pulse The green LED at the LaserFlash confirms that a pulse is applied and that light pulses are emitted 8 3 Operation with fixed Pulse Adjustment per Potentiometer optional If the device is not conform to laser class 1 please make arrangements for radiation protection by wearing safety goggles The LaserFlash has to be connected to power supply 12V 8A The red LED begins to flash The pulse transmitter has to be connected with the LaserFlash The pulse length of the light pulses can be adjusted by means of the potentiometer The green LED at the LaserFlash confirms that a pulse is applied and that light pulses are emitted User Manual OptoPrecision GmbH Auf der Hohe 15 D 28357 Bremen Germany 2006 Tel 49 0 421 94961 10 Fax 49 0 421 94961 99 Internet www Optoprecision de Imensions 9 D 152 236 7 280 7 225 User Manual Tel 49 0 421 94961 10 Fax
6. n de 3 Laser Class The device is classified in laser classes due to DIN EN 60825 1 The compliance with laser classes is guaranteed by the devices hardware so that the stated laser class can not be exceeded The laser class ist marked on the device All power data permissions and certifications are mentioned in the attachment and the inspection sheet 4 The System The LaserFlash Plus is a light source based on a laser diode It is used for illumination purposes If an appropriate signal is applied to the trigger input the LaserFlash Plus emits light pulses in the near infrared spectral region The light pulse length is as long as the electrical input pulse only limited if the laser norm is exceeded The pulses have a defined maximum intensity defined beam angles and a fixed maximum duty cycle The system is designed for applications where high intensities of light are required The detection or documentation of car registration numbers in the case of tolling may be an example for an application For diverse applications very effective systems can be created by adequate combinations of camera TrigBox and LaserFlash Plus The LaserFlash Plus is superior to other light sources such as LED or Xe Flash when the application is characterized by longer working distances or a higher energy demand or typical laser attributes such as spectral characteristic polarization or free design of the pulse shape are required The spectral emission is alte
7. nal heating If the device is operated at temperatures below 20 C the device heats automatically up to an operating temperature of 20 C Only then light pulses can be emitted At low temperatures this can last up to 40 minutes If the ambient temperature exceeds 20 C the device automatically keeps the optimal operating temperature User Manual OptoPrecision GmbH Auf der Hohe 15 D 28357 Bremen Germany 2006 Tel 49 0 421 94961 10 Fax 49 0 421 94961 99 Internet www Optoprecision de 6 Interface 1 4 5 Assignment Comments 1 Power Supply 12 V nominal 2 Trigger Input TTL Trigger Input max 12 V signals 3 RS232 Interface Communication with PC readout and modification 4 LED Green Flashes when a pulse is emitted LED Red Flashes in operation 6 Potentiometer optional Adjustment of pulse length from 100 us 2 ms 6 1 Power Supply The supply voltage is applied via the fixed cable The pin plug is fixed via the storage battery or the power supply unit The nominal working voltage amounts to 12 V see specifications The power input is dependent on the kind of application and can vary from 1 A to 15 A see test report User Manual OptoPrecision GmbH Auf der Hohe 15 D 28357 Bremen Germany 2006 Tel 49 0 421 94961 10 Fax 49 0 421 94961 99 Internet www Optoprecision de 6 2 Trigger Input The light pulse is generated by a
8. pplying a voltage 12V to the BNC pulse input The duration of the light pulse corresponds to the length of the applied electrical pulse up to the adjusted maximum pulse length Trigger Input and RS232 Interface 6 3 RS 232 Interface The LaserFlash Plus can optionally be connected via RS232 cable to a PC Relevant parameters can be modified at the interfaces in several password levels Attention Through incorrect parameters the LaserFlash can become dangerous to human eyes laser class 3R and 4 Furthermore incorrect parameters can cause overstress for the LaserFlash and hence destroy the laser diode 6 4 Potentiometer optional Optional the device can be equipped with a potentiometer in order to adjust a fixed pulse length This is independent of the input pulse and triggers to the positive side The pulse length can be varied from 100us to 2ms User Manual OptoPrecision GmbH Auf der Hohe 15 D 28357 Bremen Germany 2006 Tel 49 0 421 94961 10 Fax 49 0 421 94961 99 Internet www Optoprecision de 7 Aperture Angle of Front Frame In the front frame there are mounted two lenses which define the cone of light s aperture angle horizontally and vertically The aperture angle can easily be adapted to different applications by changing the front frame 7 1 Change of Front Frame The front frame can easily be changed Attention Please take care of the surface inside the front fram
9. pto Precision LaserFlash Plus User Manual OptoPrecision GmbH Auf der Hohe 15 D 28357 Bremen Germany 2006 Tel 49 0 421 94961 10 Fax 49 0 421 94961 99 Internet www Optoprecision de Table of Contents 1 CURIGICAL anro dpt clio a PTT 9 NES btt 3 1 2 ee E 3 Jm mucus 3 MES OS TUCO S e ETE 3 EAST 1259 ee ee 4 aE EE VSS a ee ae ee ee ne ee ee 4 4 SA METTE 5 MM eiie M 5 0 2 oE e T 5 Intel E ee ee EDD UNE RM EIS GRE 5 6 4 Potentiometer 5 7 Aperture Angle of Front 6 7 1 Change of Front 6 aie gp NER ee 7 821 Operation WIN ILIOBOX 9 0 T 7 8 2 Operation with own Pulse 7 8 3 Operation with fixed Pulse Adjustment per Potentiometer optional 7 DIEN elg 8 10 Technical DSCITICAUOIS ee an ae ee een 9 AUSSEHEN 5 na nen ernennen 9 User Manual OptoPrecision GmbH Auf der H he 15 D 28357 Bremen Germany 2006 Tel 49 0 421 94961 10 Fax 49 0 421 94961
10. rnatively 785nm 808nm or 940nm 5 Operating Principle The laser radiation is emitted through a rectangular beam window On the rear of the LaserFlash Plus there are several electrical connectors LEDs and actuators The laser radiation is generated by a QCW laser diode LD implemented in the LaserFlash Plus An electronic circuit provides current pulses of maximum 150A to drive the LD The duration of the light pulse corresponds to that of the trigger signal However internal circuits restrict pulse height length and repetition rate in a way that save operation is given here laser class 3R and that degradation of the LD is avoided In order to guarantee a long life time for the LD its internal temperature is held by 25 The produced waste heat is emitted to the ambient air Water cooling is not necessary The LaserFlash Plus has an external cooling fan IP55 The LaserFlash Plus is protected against overheating Over temperature can occur at high duty cycles together with high ambient temperature If due to over temperature the LD temperature rises above 25 C flashing is stopped by an internal protection circuit The LaserFlash Plus re starts flashing as soon as the unit is able to cool the LD down to 25 C again To run the LaserFlash Plus at maximum duty cycle please take care to keep the temperature of the case below 45 C Attention in operation the casing can heat up to 60 C The LaserFlash is equipped with an inter
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