Olympus CH10, Repair Manual

Page 1: ...BIOLOGICAL MICROSCOPE CH10 CH20 REPAIR MANUAL OLYMPUS...

Page 2: ...BIOLOGICAL MICROSCOPE CH10 CH20 REPAIR MANUAL OLYMPUS All rights reserved Reproduction in whole or in part without written permission is prohibited 9B...

Page 3: ...Unit C 1 1 1 Base plate and arm C 1 1 2 Coarse fine adjustment knob C 2 1 3 Guide unit C 4 2 Revolving Nosepiece C 6 3 Stage C 7 3 1 X Y knob ass y C 7 3 2 X guide unit and stage clip holder C 8 3 3 Y...

Page 4: ...20 BI45 Adjustment D 3 2 1 Adjustment procedure D 3 2 2 Preparations D 3 2 3 Left right optical axis adjustment parfocality adjustment D 4 2 4 Exit pupil center check D 5 E JIGS AND TOOLS 1 List of Ji...

Page 5: ...H10MOF D Japan CH10 frame with MO Stage MVR mechanical stage Observation tube MO monocular BI binocular 2 Outline 1 CH20 and CH10 are low price economical biological microscopes which offer an advance...

Page 6: ...ent lens CH3 AL 6 CH2 DS can not be used for objective 4X and 100X 7 Field diaphragm unit and attachment lens CH3 FS CH3 AL can be attached optionally However use them for objective 40X or less 8 When...

Page 7: ...nob type stroke 10 mm or more 6 Condenser 1 Numerical aperture N A 1 25 using in immersion oil 2 Aperture diaphragm diaphragm diameter 1 7 29 mm 3 Exclusive condenser with dovetail and rack integrated...

Page 8: ...CH10 CH20 A OUTLINE OF PRODUCT A 4 6 Dimensions Unit mm...

Page 9: ...h a tension gauge Fine adjustment knob rotation force 0 14 0 44N 15 45g Condenser holder Condenser knob rotation force 2 5 5N 250 500g Tie a string around the knob rotate it to measure the working for...

Page 10: ...tandard and read the displacement between centers of the specimen and the visual field in the left sleeve using the reticle scale 1 graduation is 0 1 mm of KN0048 Absolute optical axis right sleeve on...

Page 11: ...ES C 1 1 Focusing Unit 1 1 Base plate and arm No Parts name Screw Grease Adhesive Remarks DAIAL PLATE ACU3X4SA 1 WASHER OT2008 BASE PLATE CUKSK3X6SA 2 5 pcs HWB3SB 3 Remove the base plate opening the...

Page 12: ...NSION KNOB OT2006 Apply grease on M20 screw thread SPRING OT2006 Apply grease on the contact points of spring TENSION RING OT2006 Apply grease on the groove ARM AB3X14SA 1 10 GEAR ASS Y ACU3X14SA 2 Ti...

Page 13: ...ig gear A at the right side with the gear inside of the cam 12 13 COARSE ADJ KNOB L 14 FINE ADJ KNOB OT1028 Apply adhesive on the screw thread of fine adj shaft 15 15 FINE ADJ SHAFT OT2008 Apply greas...

Page 14: ...e C 1 OUTER GUIDE AB3X12SA 2 3 pcs CUTB2X4SA 3 2 pcs OT2008 Apply grease on the fitting surface of wire guide thinly WIRE GUIDE 2 pcs OT2008 ROLLER 8 pcs NP2 5X22UO 4 WIRE GUIDE 2 pcs OT2008 INNER GUI...

Page 15: ...C DISASSEMBLY AND ASSEMBLY PROCEDURES C 5 1 1 ROLLER 8 pcs NP2 5X22UO 7 12 WIRE GUIDE 2 pcs OT2008 13 ARM OT2008 Apply grease on the fitting surface of wire guide 12 Inner guide working force 1 1 5 N...

Page 16: ...3 mm Click removing force 6 4 8 8N 650 900g Optical axis adjustment of revolving nosepiece See Repair Procedure D 1 SHAFT ANU5X6SA 1 B3SO 2 10 pcs OT2008 OT1028 Apply grease on the balls B3SO fitting...

Page 17: ...nut Rotation force 0 4 0 1N 50 10g WASHER OT2008 SPRING WASHER OT2008 WASHER OT2008 NUT PINION OT2008 Apply grease on the fitting surface with Y knob M WASHER OT2008 NUT WASHER OT2008 10 SPRING WASHER...

Page 18: ...CH10 CH20 C DISASSEMBLY AND ASSEMBLY PROCEDURES C 8 3 2 X guide unit and stage clip holder 5 6 7 9 8 12 11 10...

Page 19: ...ING OT2008 Clip working force 1 0 1 5N 100 150 g LATERAL GUIDE 3 3PUK2 6X10SA 4 3 pcs SP1 6X4UO 5 PSTB1 7X3SA 6 2 pcs OT1131 Apply adhesive on the screw head LATERAL GUIDE 1 PSTB1 7X3SA 7 2 pcs OT2008...

Page 20: ...tting surface of wire guide thinly WIRE GUIDE 2 pcs OT2008 CASING B3SO 6 6 pcs OT2008 Apply grease on the balls VERTICAL GUIDE 2 CUK3X8SA 8 PSTB1 7X3SA 7 4 pcs OT2008 Apply grease on the fitting surfa...

Page 21: ...lity adjustment See Repair procedure D 4 SOCKET Apply grease on the sliding surface of socket L SLEEVE OT1892 SEAL 2 pcs SEAL 2 pcs HELICOID ASS Y CUKK2X6SB 1 4 pcs R SLEEVE CUKK2X6SB 2 4 pcs SEAL 2 p...

Page 22: ...0 1000g MIRROR SPRING MIRROR MIRROR FRAME OT2008 Apply grease on the dovetail sliding surface Working force 3 9 9 8N 400 1000g MIRROR SPRING MIRROR MIRROR FRAME CUKK3X6SA 2 2 pcs Left right optical ax...

Page 23: ...T2008 Apply a small amount of grease on the upper frame boss sliding surface DIAPHRAGM BLADE 6 pcs 10 UPPER FRAME 1 1 LENS Assemble the lens with the convex side downwards Clean the lens using alcohol...

Page 24: ...COVER CUK3X6SB 2 2 pcs Move the base cover within screw play in the direction of arrow FILTER FRAME AB3X8SA 3 3 pcs With directional properties GLASS OT1873 Attach the glass to the filter frame at thr...

Page 25: ...llector lens from the hole for mounting the objective Make sure that the brightest filament seen through the collector lens is in the center of the hole for mounting the objective Figure 2 When it is...

Page 26: ...turn the VARIABLE RESISTANCE KR431400 counterclockwise so that the brightness of lamp can be minimum Figure A ii Measure AC voltage at the terminals and 12 of the TRANSFORMER Figure B In 100V system m...

Page 27: ...EVE and the HELICOID ASS Y in the center Set them in the above mentioned state on the microscope frame When microscope frame is not available use jig B2KC0403 Left right optical axis adjustment As sho...

Page 28: ...ating direction based on the C point as a center In optical design the parfocality can be obtained when the optical axis was adjusted If it does not meet the above standard return to the first step an...

Page 29: ...029 SLEEVE Set the centering telescope KN0029 to the right sleeve Focus on the objective s exit pupil Make sure that the exit pupil center meets the standard When it is out of standard change the pris...

Page 30: ...Centering telescope B 2 D 1 3 5 KN0048 Universal standard eyepiece with cross hairs B 2 D 1 3 4 BKN0003 Standard tube D 1 FT 36 Focusing telescope B 2 D 3 4 B2KC0403 Positioning jig for circular dovet...

Page 31: ...892 Grease light C 11 OT2006 Grease heavy C 2 OT2008 Grease medium C 1 2 3 4 5 6 7 9 10 11 12 13 2 List of Chemicals No Description Page OT1028 Epoxy adhesive 12 hours C 2 3 4 6 7 9 OT1131 Shellac C 2...