Leica L2 Halogen Cold Light Source Technical
Contents
1. Leica L2 User manual Jfeica MICROSYSTEMS Contents Page Safety concept Y FY Y Y Rd 4 Overview of eguipment 11 Installation Overvi8W Y cect eee ene ud 12 Adapters for stereomicroscopes and for stand alone operation uu 14 Connecting the light source and the power Supply unit LL Y YL Y eee eee 16 Light guides and connectors 005 16 Use Starting UP e g du GR GDG AR 20 Changing the bulb Y Y Y Ru 21 Accessories Focusing lens and filters Y id 22 Near vertical illuminator Yna 23 Coaxial illuminator transmitted light stage 24 Notes Troubleshooting LY Y Y Y eee Y aU 26 Technicaldata Y Y YY Ru 27 Compliance with standards eee 29 Spare partS cece cece eee ee eee ences 29 NOTES O Y O N FFERI FFF FI EFRFFRNFIFFRIR 30 Cale NE SHIR E E onde T 31 Dimensions YY Y YF FR E Y aU 32 Leica L2 User manual To you the user Thank you for purchasing the Leica L2 fibre optic light source We wish you every success with this guality product The Leica L2 fibre optic light source provides excellent illumination conditions for working with a stereomicro scope in laboratory and industrial settings The antistatic housing protects the equipment against the build up of electrostatic charges that can hav2. on the microscope carrier Leica L2 User manual Installation 19 20 Starting up A Switching on and off adjusting the brightness A Positions and ll Position III Before you try to use the light source please read the safety notes on page 7 The power supply unit for the Leica L2 fibre optic light source is voltage sensitive i e it automatically sets itself to the voltage available 100 to 240V and ensures a constant illumination level independent of voltage fluctuations The light source is switched on and off with the brightness adjustment control Position 0 The instrument is switched off LTR TLL To ensure that the equipment is completely disconnected from the power supply detach the plug of the power supply unit The instrument is operating at below nominal voltage greatly extending the life of the halogen bulb Lamp service life at level approx 5000 hours Lamp service life at level Il approx 1000 hours Maximum light output The instrument is operating at nominal voltage The colour temperature is about 3200 K and the average bulb life about 250 hours Leica L2 User manual Changing the bulb A The light source is designed for use with Osram type 64255 8V 20W bulbs Other types of bulb will supply the light guides with considerably less illumination Wait for the halogen bulb to cool before you try to change it see page 8 To remind you there
3. radiation into heat and to become damaged Minimize the time during which the object is illumi nated and also the light intensity When detaching the light guide avoid touching the hot inlet of the light guide Switch off the light source and wait until the light guide has cooled down Immediately above the light guide inlet is shrink on tubing that enables the hot light guide to be touched without danger Do not look directly into the open connector of the light guide you could be temporarily dazzled First switch off the bulb before you pull out the light guide gt bP Pb Symbols used Warning Electrical current This symbol denotes information that must be read and obeyed Disregarding these instructions can cause injury Safety instruction This symbol denotes information that must be read and obeyed Disregarding these instructions can cause a malfunction in or damage to the instrument Hot surface warning Disregarding this information can result in burns Important information This symbol denotes additional information or explana tions that have been provided for understanding Action This symbol indicates that certain operations must be carried out Explanatory notes e This symbol indicates additional information and explanations Leica L2 User manual Safety precautions during use Overview Overview of eguipment i oF Oo N co co N O Power supply unit with conne
4. this user manual Adhere to general and local accident prevention and environmental protection regulations The Leica L2 fibre optic light source utilizes state of the art technologies and has a statement of conformity with EC reguirements For conformity with other standards please refer to page 29 Leica L2 User manual Safety concept Safety precautions during use Liguids Power supply unit Power cables Positioning cables Be careful when handling liguids If spilt on the eguipment they can cause the light source to become electrically live endangering personnel cause damage to the eguipment The Leica L2fibre optic light source is to be operated only in conjunction with the original power supply unit The power supply unit is to be operated only at the stipulated mains voltages of 100 to 240V 50 60Hz Always connect the power supply unit to the lamp before you connect it to the mains supply see page 16 To ensure that the equipment is completely discon nected from the mains unplug the power supply unit Inspect cables regularly for damage Defective cables can directly endanger personnel cause the instrument and other equipment to become electrically live endangering personnel Position cables with care Make sure that personnel do not get entangled with them The instrument could fall over fall down become damaged damage other equipment or cause per
5. a Microsystems in more than 100 countries The Business Units in Leica Microsystems hold the management system certificates for the international standards ISO 9001 and ISO 14001 relating to guality management guality assurance and environmental management Leica Microsystems Switzerland Ltd Business Unit SM CH 9435 Heerbrugg Telephone 41 71 726 33 33 Fax 41 71 726 33 99 www leica microsystems com www stereomicroscopy com The companies of the Leica Microsystems Group operate internationally in five business segments where we rank with the market leaders Microscopy Our expertise in microscopy is the basis for all our solutions for visualization measurement and analysis of microstructures in life sciences and industry Specimen Preparation We specialize in supplying complete solutions for histology and cytopathology Imaging Systems With confocal laser technology and image analysis systems we provide three dimensional viewing facilities and offer new solutions for cytogenetics pathology and material sciences Medical Equipment Innovative technologies in our surgical micro scopes offer new therapeutic approaches in microsurgery With automated instruments for ophthalmology we enable new diagnostic methods to be applied Semiconductor Equipment Our automated leading edge measurement and inspection systems and our E beam lithography systems make us the first choice supplier for semiconductor manufact
6. cting cable and power plug Connection socket for power supply unit On Off switch with brightness control Connector for light guide Lamp compartment with socket for 8V 20W halogen reflector bulb Handle for opening the lamp compartment Adapter mounting rail Ventilation holes Ventilation holes Ventilation hole on base of unit Type plate on base of unit Leica L2 User manual 11 Installation Overview won Leica L2 fibre optic light source Adapter for focus column Adapter for swinging arm stand and for cylindrical columns Baseplate for stand alone operation Adapter for 300mm focus drive Flexible fibre optic light guide with one or two arms Flexible light guide mount Universal light guide one or two arms Universal light guide mount Gooseneck light guide with one or two arms 6 point ring light Near vertical illuminator Coaxial illuminator Transmitted light stage Focusing lens Filter for focusing lens Leica L2 User manual StereoZoom M Stereomicroscopes A lt 0 10 446 374 10 446 375 10 446 377 10 446 376 10 280 636 10 445 661 10 445 662 10 445 663 l 10446392 10447152 10446386 10 446 387 10 446 388 10 446 389 10 446 390 S4E S6 E S6 Uc mmsmes ___ S6D SBT SBAPO 3 S6 D S6 T S8 APO amp y lt O 10447055 MS5 MZ6 o TU A 10 446 391 D bo 10 447 038 10 446 373 aa e 10 446 378 10 445 737 StereoZoom M Stereomicroscopes Ste
7. dry cloth or with off the shelf cleaning cloths for polymers e The best method is generally to use warm soapy wa ter and rinse afterwards with distilled water because the soapy water does not attack the polymer and is environmentally acceptable e Clean with industrial alcohol or isopropanol taking appropriate safety precautions Always take appropriate safety precautions when using industrial alcohol and isopropanol Leica L2 User manual 31 Dimensions of Leica L2 with Leica S4 E S6 E S6 T with incident light stand a 161 46 Leica S4E S6 E S6 T z i Dimensions in mm i O r gt 976 gals 4 SSS at 107 g amp 278 32 Leica L2 User manual Dimensions of Leica L2 with Leica S6 D with incident light stand Leica S6 D FI 223 134 Dimensions in mm 205 33 Leica L2 User manual Dimensions of Leica L2 with Leica S8 APO with incident light stand Leica S8 APO 171 5 116 O o 8 call 134 223 Dimensions in mm 34 Leica L2 User manual Leica Microsystems the brand for outstanding products Leica Microsystems Mission is to be the world s first choice provider of innovative solutions to our customers needs for vision measurement lithography and analysis of microstruct
8. e serious effects during the assembly and quality control of sensitive electronic components such as circuit boards integrated circuits and reader heads The Leica L2 fibre optic light source is a compact power ful competitively priced unit which when combined with various light guides and accessories is suitable for a wide range of applications By means of various adapters it can be attached to any Leica stereomicroscope or it can be used as a free standing lamp In developing this new fibre optic light source we made simple self explanatory directions a priority We have however put a lot of effort into explaining all functions to you by means of a combination of pictures and text You will only get the best out of your fibre optic light source if you take the trouble to study this user manual in detail paying particular attention to the notes regarding the safety of electrical appliances If you have any questions at any time just contact your local Leica agency or get in touch directly with Leica Microsystems Switzerland Ltd CH 9435 Heerbrugg We will be glad to help you Customer service is a big thing with us Not only before the sale but afterwards as well Leica L2 User manual Safety concept Important notes Permitted uses Before you try to use the Leica L2 fibre optic light source and its fibre optic light guide please read e this user manual and the safety notes e the user manual for your stereomic
9. g screw e The clamping screw should be at the front and the light guide connector at the rear left Connect the flexible light guide to the light source see page 18 and to the lamp housing Leica L2 User manual Accessories 23 Coaxial illuminator Flat highly reflective surfaces such as those of wafers integrated circuits and polished metal sections can be seen well in coaxial incident light by virtue of the differ ing interference colours In this illumination technique the light beams are mirrored along the observation beam paths of the stereomicroscope Secure the lamp housing to the objective mount of the stereomicroscope using the clamping screw Connect the flexible two armed light guide to the source see page 18 and connect it to the lamp housing Closing left and right clamping screws a The lever on the right hand side is used to swing a neutral ab sorber in and out With the neu tral absorber you can reduce the brightness without changing the color temperature iN 24 Leica L2 User manual Accessories Transmitted light gt Insert the transmitted light stage stage into the 120mm diameter port gt Connect the flexible light guide to the light source see page 18 and to the transmitted light stage Leica L2 User manual Accessories 25 Notes Troubleshooting Problem Possible cause Remedy No lig
10. ht Instrument not switched on Switch on the instrument Halogen bulb defective Fit a new bulb Lamp compartment not closed Close the lamp compartment No power gt Inspect all connections Is the power supply unit connected to the socket of the light source Is the mains lead plugged in Check the available voltage 26 If none of the above remedies eliminates the fault please contact your nearest Leica agency Solutions other than those above must be implemented by authorized technicians from Customer Service see page 5 Leica L2 User manual Technical data General information Values Conforming to Model code Leica L2 Dimensions breadth x depth x height approx 125 x 110 x 150mm Weight approx 0 53kg Cooling Convection Ambient temperature 5 C to 40 C EN 61010 1 Relative humidity ambient temperature up to 31 C 85 ambient temperature from 31 C to 40 C linear decrease to 75 EN 61010 1 Atmospheric pressure 700 to1060 hPa Degree of contamination 2 EN 61010 1 Leica L2 User manual Notes 27 Notes Electrical data Operating voltage of voltage sensitive power supply unit Approx 100 to 240V 50 60Hz Maximum power consumption 20W Bulb Halogen reflector bulb 8V 20W Average bulb life at level I approx 5000 h at level Il approx 1000 h at level ll
11. ions Do not fit different plugs or cables Do not allow unauthorized persons to open or dismantle the Leica L2 or any of its components Do not dismantle or modify parts unless instructions for doing so are given in the user manual The Leica L2 fibre optic light source is intended for use in closed dry rooms and may not be used outdoors This instrument is not suitable for use in environ ments where there is a risk of explosions The Leica L2 fibre optic light source requires no mainte nance In case of repair please note that Leica L2 User manual Safety concept Repairs may be carried out only by the manufacturer or by the manufacturer s appointed customer service centres Only original spare parts may be used Before opening the Leica L2 fibre optic light source or its power supply unit disconnect the power supply cable If you touch the live interior of the eguipment you may receive an electric shock Responsibilities of person in charge of instrument Legal reguirements Conformity with standards Ensure thatthe Leica L2 fibre optic light source is operated maintained and repaired only by authorized and trained personnel Ensure that personnel who use the instrument have read and understood this manual and the manuals for the stereomicroscope macroscope and in particular all safety instruments and that they implement this information Ensure that such personnel always have quick access to
12. is a warning symbol inside the door of the lamp compartment gt Open the lamp compartment by gently pulling the handle e fthe bulb is still on it will now extinguish automati cally gt Remove the old 8V 20W bulb and inset a new one Close the lamp compartment The door of the compartment clicks into place Leica L2 User manual Use 21 Accessories Focusing lens and filter 2 Perfect functioning safety and maximum light guality are assured only if the original accessories are used with the Leica L2 fibre optic light source The various adapters available for the light source and for the light guides are described on pages 14 17 These can be used with the flexible light guides and the gooseneck light guides e The focusing lens reduces the illumination aperture to about 20 full angle while simultaneously increasing the light intensity of the spot by a factor of around three A daylight filter is available for the focusing lens and with the universal light guide gt Screw the filter into the focusing lens Use the clamping screw to secure the focusing lens to the RS outlet of the light guide Leica L2 User manual Near vertical The near vertical light beam penetrates depressions and illuminator cavities suppressing the distracting shadows caused by the presence of microtools Secure the lamp housing to the objective mount of the stereomicroscope using the clampin
13. l approx 250 h Technical data light Maximum usable bundle diameter of light guide 6mm Total light flux at outlet of light guide step lll light guide diam 4 5mm typical values 54lm light guide dia 6 0mm typical values 63lm Colour temperature 3200K Incidence angle of light beam 2aeff approx 55 DIN 58 141 10 Measures to reduce IR radiation Cold light reflector Leica L2 User manual Compliance with standards Safety reguirements for electrical eguipment for measurement control and laboratory use DIN EN 61010 1 1993 IEC 1010 1 With CE certificate of conformity Electrical eguipment for UL 3101 1 laboratory use Low voltage directive 73 23 EEC EMC directive 89 336 EEC Technical data are not binding and are subject to change in the course of technological development Spare parts Article number Halogen reflector bulb 8V 20W 10 447 056 Leica L2 User manual Notes 29 Notes We guarantee guality Protect your instruments 30 You are working with a high precision high performance instrument from which you have high expectations We therefore guarantee the guality of each of our instruments Our guarantee covers all material and manufacturing defects It does not however cover damage resulting from careless or improper handling Please handle your valuable optical instrument with respect It will then fu
14. lfil its function with the same precision for decades and live up to the reputation which our instruments enjoy If contrary to expectations your stereomicroscope develops a fault please call in a specialist contact your local Leica agent or the factory in Heerbrugg Switzerland e from damp vapours acids alkalis and corrosive substances Keep chemicals away from the instruments from misuse Do not use non standard plugs Never dismantle opti cal systems or mechanical parts unless instructions for doing so are given in the user manual from oil and grease Do not grease guide surfaces and mechanical parts Leica L2 User manual Care Dust and dirt will affect the guality of your results Cleaning polymer components Do nots Safe cleaning technigues e Puta dust cover over the instrument during pauses in work e Remove dust with a rubber blower or soft brush e Clean objectives and eyepieces with special optic cleaning cloths and pure alcohol e Protect accessories against dust when notin use The use of unsuitable cleaning agents and technigues can damage polymers so always observe the following rules e Never clean polymers in an ultrasonic bath They can become brittle and later break e Never use corrosive cleaning agents or agents containing acetone e g ether substitute e Never use solvents except for ethanol or isopropanol e Wipe down the outside of the instrument with a soft
15. m the 300mm focusing drive by focusing drive tightening the screw M stereo Using the mounting rail slide microscopes the fibre optic light source into the adapter fork until it engages Adapter gt When mounted on the baseplate baseplate the light source can be used as a stand alone unit Using the mounting rail slide the fibre optic light source into the adapter fork until it engages Leica L2 User manual Installation 15 Power supply unit Use only the original power supply unit with the specified light source Light guide gt light source Je mains voltages of 100 to 240V 50 60Hz Make sure that the light source is switched off see page 20 First connect the power supply unit to the input socket of the light source Connectthe mains lead to the power supply unit and connect the power supply unit to the mains Depending on the application required various types of light guide and arms are available for fitting to the stereo microscope see below Perfect functioning safety maximum use of the light available and uniform illumina tion are assured only if the original light guides are used If the light guide has a guide pin make sure that it connects with one of the corresponding slits Push the light guide into the holder so that it engages Leica L2 User manual Installation Gooseneck light guides that reguire no support can
16. now be positioned relative to the object Other types of light guide are attached to the stereo microscope as described below Light guide gt stereomicroscope e Please note that the universal I light guide on the Leica 8 APO gt gt can only be used with the side ways mounted lamp arms One andtwoarm On the Leica S4 E S6 E S6 S6 T Universal light guide and S6 D the one arm universal light guide can be inserted di rectly in the microscope bracket gt Insert the outlet of the light guide into the port on the microscope carrier Leica L2 User manual Installation 17 Universal light guide assembly with lamp arms One and two branched flexible light guides One or two arms for the universal light guide mount into the thread to the left or right of the microscope carrier gt Fit the outlet of the light guide into the holder Screw one or two arms for flexible light guides into the thread to the left orrightof 2 the microscope carrier or into the one beneath it Fit the outlet of the light guide into the holder If required use the clamping screw to secure the focusing lens to the outlet of the light guide see page 22 Leica L2 User manual Installation secure the 6 point ring lightto the objective of the stereomicroscope 6 point ring light Use the clamping screw to f necessary thread the pipe through the port
17. reoZoom Leica L2 User manual Installation 13 Installation j o A Adapter for StereoZoom focus column A Adapters for stereomicroscopes and for stand alone operation Four adapters are available for connecting the Leica L2 fibre optic light source to various stereomicroscope stands and for stand alone operation When in use the Leica L2 fibre optic light source must always be locked into an adapter to ensure stability page 8 To remove the light source from the adapter press the two spring flaps Q atthe back of the light source housing together and pull the light source out of the bracket Handling the spring flaps improperly can cause them to break off Mf Using the short fork clamp the adapter to the focus column Using the mounting rail slide the fibre optic light source into the long adapter fork until it engages To remove the adapter from the focusing column first remove the light source as described above Then press the two fork ends of the adapter apart a little until it is easy to pull out M NW py iN MN AN Leica L2 User manual Adapter gt Using the mounting rail slide for swinging arm the fibre optic light source stands and into the adapter fork until it cylindrical columns engages Secure the adapter to the vertical column by tightening the screw Adapter gt Secure the clamp to for 300m
18. roscope or macroscope including the directions for care and safety If safety instructions are not observed the safety of the equipment cannot be guaranteed The manufacturer cannot be held responsible for damage or injury caused by failure to comply with the contents of this user manual The Leica L2 fibre optic light source with its fibre optic light guides is the preferred illuminator for the Leica S4 E S6 E S6 S6 T S6 D and S8 APO It can also be adapted to the Leica MS5 MZ6 MZ75 MZ95 MZ125 and MZ APO stereomicroscopes and to the Leica M420 alternatively it can be used as a free standing light source The Leica L2 is designed for laboratory and industrial applications and serves to provide powerful illumination for all types of object so that they can be observed under the stereomicroscope With this in mind the infrared range is filtered out and the visible component of the radiation is transmitted to the object through flexible fibre optic light guides The housing of the Leica L2 is made of antistatic material providing maximum protection against electrostatic discharge The Leica L2 is silent and free of vibrations a 20W bulb is used so there is no need for a fan Leica L2 User manual Prohibited uses Place of use Repairs servicing The use of the Leica L2 in a manner other than that described in this user manual may result in injury malfunction and damage Do not try to carry out technical modificat
19. sonal injury Leica L2 User manual 7 Setting up the Leica L2 fibre optic light source Changing the bulb The Leica L2 fibre optic light source must always be locked into an adapter when itis in use see page 14 This ensures its stability must only be used in a vertical position with the light guide connector atthe top see page 14 must be set up so that all ventilation holes are free see page 14 Unplug the power cable from the mains socket Never touch the inside of the lamp housing when the power supply is connected Wait for the halogen bulb to cool before you try to change it If you touch a hot bulb you may suffer burns There is a warning symbol inside the door of the lamp compartment as a reminder see page 21 Leica L2 User manual Safety precautions during use While the lamp is switched on Leica L2 User manual Safety precautions during use Never place anything over the open connection to the light guide The material covering the connection could be damaged by heat Never use any part of your body to cover the open connection to the light guide you could suffer burns Make sure that the connections to the light guides are at least several centimetres away from any materials or objects which are sensitive to heat The amount of heat radiation emitted from the light guide outlet of a fibre optic light source is negligible but it is possible for objects to convert the intense visible
20. urers all over the world eca MICROSYSTEMS Illustrations descriptions and technical data are not binding and may be changed without notice M2 288 0en Leica Microsystems Switzerland Ltd e CH 9435 Heerbrugg 2002 Printed in Switzerland XI 2002 RDV
21. ures Leica the leading brand for microscopes and scientific instruments has developed from five brand names all with a long tradition Wild Leitz Reichert Jung and Cambridge Instruments Leica symbolizes not only tradition but also innovation Leica Microsystems an international company with a sirong network of customer services Australia Gladesville NSW Tel 41 800 625 286 Fax 61 2 9817 8358 Austria Vienna Tel 43 1486 80500 Fax 43 1 486 80 50 30 Canada Richmond Hill Ontario Tel 1905 7622000 Fax 1 905 762 89 37 China Hong Kong Tel 8522 564 6699 Fax 48522 564 4163 Denmark Herlev Tel 45 44 5401 01 Fax 45 44 5401 11 France Rueil Malmaison C dex Tel 33 14732 8585 Fax 33 1 4732 8586 Germany Bensheim Tel 49 6251 1360 Fax 49 6251 136 155 Italy Milan Tel 39 02 57 486 1 Fax 39 02 5740 3273 Japan Tokyo Tel 813 54359609 Fax 813 543 596 15 Korea Seoul Tel 82 2 514 6543 Fax 82 2 514 6548 Netherlands Rijswijk Tel 31 70 4132130 Fax 3170 41 32 109 Portugal Lisbon Tel 35 1213 889 112 Fax 35 1 213 854 668 Singapore Tel 65 6 77 97 823 Fax 65 6 77 30 628 Spain Barcelona Tel 34 93 494 9530 Fax 34 93 494 9532 Sweden Sollentuna Tel 46 8 625 45 45 Fax 46 8 625 45 10 Switzerland Glattbrugg Tel 41 1 809 34 34 Fax 4411 809 34 44 United Kingdom Milton Keynes Tel 44 1908 666 663 Fax 44 1908 609 992 USA Bannockburn lllinois Tel 1 800 248 0123 Fax 1 847 405 0164 and representatives of Leic
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