Olympus VMF Repair Manual Download Page 49

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Summary of Contents for VMF

Page 1: ...OLYMPUS STEREO MICROSCOPES MODELS VMF VMT VMZ REPAIR MANUAL OLYMPUS ...

Page 2: ...epairs 1 First of all ascertain what parts of the microscope the user or owner of which wishes you to repair 2 Never fail to check the entire function of the microscope before you commence its repair a Find out what parts are defective and how much they are damaged b Prior to repair think of the best possible order of disassembling the defective parts in a most efficient way 3 After completing the...

Page 3: ...ALL ADJUSTMENT 21 7 DISASSEMBLY OF VMZ 28 8 ASSEMBLY AND ADJUSTMENT OF VMZ 30 9 DISASSEMBLY OF STAND V STA 36 10 ASSEMBLY OF STAND V STA 41 11 TENS ION ADJUSTMENT OF FOCUSING KNOBS 44 12 ADJUSTMENT OF PINION AND RACK 45 13 STICKING OF SLIDING SURFACE OF FOCUSING MECHANISM 46 14 PLAY IN SLIDING OF FOCUSING MECHANISM 47 15 OPTICAL ALIGNMENT FOR ZOOM LENSES OF VMZ V BZ 2 48 ...

Page 4: ...04 VM KC005 VM KC006 VM KC007 VM KC010 1 3 Greases OT 2007 OT 2008 OT 2011 OT 2012 OT 2023 OT 2024 G1OX Eyepiece with cross hair Focusing magnifier PM FT Pin face wrench tor coarse adjustment nut AA 000800 AA000900 Test plate for Stereo Microscope Alignment 5 100 concentric Standard eyepiece for optical tube length alignment Jig for interpupillary distance Support stand Jig for observation tube al...

Page 5: ... BF FigU V AN Fig V STI Fig V 8155 FigU VMT 2 1X 2X VMT 4 1X 4X V AL0 75X Fig V AL0 5X Fig V AL 1 5X Fig V AL2X Fig 8 V lX Fig V 2X Fig V 4X Fig V ET Fig Ys V ILAM Fig V STA Fig V PO Fig V ILAB Fig 2 V IHA Fig i B LHM c1llm rofCLG FigM V LS 15 V IHB Fig i r _ TL Fig ...

Page 6: ...herwise specified Also ul lless o therwise specified tho screws and nuts arc threaded right handcdly To loose thom for disassembly therefore turn them countcrclockwise arwJ to tighten for assembty tu m them clockwise 3 1 Loosen Screw AA921800 and pull up llo iy VMT 4 for romovol lrom Stand V STA lSoc Figs I and 2 3 2 Re novc Obj ctivo Cover AA9l6200 by wl scrcwi l9 3 pieces of CUK3x 10SA alter tur...

Page 7: ...ve Tufret V BT by unscrewing 3 piocos of CUK3x8SA Sco Figs 4 and 5 3 5 Remove Click Spring AA917900 by unscrewing 2 pieces of 3PUK2x4SA See Fig 5 3 6 Remove Objeclive Mount Assembly AA9 16300 by unscmvo if 9 2 piccos of AB3x 12SA from each component S o Fig 6 3 7 Remove Shaft AA917700 See Fig 6 3 8 Remove Screw AA9 17800 Soo Fig 6 7 ...

Page 8: ...right 3 11 Remove Base of Mirror Assembly AA281400 in caso of VMT 4 or AA917 100 111 case of VMT 2 by unSCU l wing Nt 1lS AA071300 with Adjustohlo Spanner OT0021 Sec Fig 9 8 The jollowillg components arc for VMT 4 ZJ850900 Base of Mirror As sembly AA281400 Conoocting Ptate r t AA930600 Conncctio g Ptate left AA930700 The touow ng components are for VMT 2 ZJ851100 Bosc of Mirror Assembly Conr actin...

Page 9: ... Plates AA930600 ill d AA930700 by unscrewing 3 J ieces of CUKJ x6Sl from each plate 3 13 Unscrew the objective assembly fmm Objective Mount Assembly AA91 6300 9 The objective assembly is co1nposed o f the following lenses V 1X ZJ534900 V 2X 2J535000 V 4X ZJ535 100 Sec Fig 11 ...

Page 10: ...y un screwing 3 pieces of ACU2x3SA b Remove Tube AA935800 by unscrewing 3 pieces of NU2x2SA c Do not try to separate Glass LP032500 from Tube AA935800 since they are glued to each other d Brush contaminated grease off Helicoid ZJ850600 using xylol or gasoline After removing the grease wipe off the xylol or gasoline with dry cloth and apply Grease OT2008 After wiping Glass LP032500 with lens paper ...

Page 11: ...ry assembly of the left eyepiece helicoid a Fix Tube AA935800 temporarily on Helical Tube ZJ850600 with 3 pieces of NU2x2SA in such a manner that the index line on Tube AA935800 will be located on the left b Fix Diopter Ring AA935900 temporarily on Helical Tube ZJ850600 with 3 pieces of ACU2x3SA See Fig 15 4 3 Fix Connecting Plate AA930600 temporarily on Right Mirror Assembly ZJ535200 with 3 piece...

Page 12: ...etvation tube align ment VM KC006 Standard objective for Of tical C 2 C 15 KN0027 tube length G1OX eyepiece with cross hoir Foc sing magnifier PM FT Standard cycpinco tor Ol tir nl alignment Screw Standard Objective VM KC006 inlo the boltom si le o f Right Mirror Asse1 11bly See Fig 16 1 and insert Standard Objective VM KC006 in1o an opening at the ccntcr of the top panel o1 Jig VM KC005 so as to ...

Page 13: ...W10X for stereo microscopes T he 1 diomer eyepiece has a plain front surface while the 1 1 diopter eyepiece has a recess 0 1 the front sudace 2 Focusing with Focusing Magnifier IPM FT C 15 1 In case of 1 diopter eyepieces GW 1O X or GWH 10X Looking t1 u ough the mag itier move the eyepiece portion in or out I HHil an object 1 000 mm away from the magnifier isbrought into focus i f i f c _ 9p Fn L ...

Page 14: ... on Jig VM KC005 Insert KN 0027 into Helical Tube ZJ850600 and focus the scale 011 Stondnrd Objective VM KC006 as il was in dl above by turning the helicoid f Aher the focusing align 0 marking on Oiopt Ring AA935900 with the ondcx lone on Tube AA935800 and lix Dioptor Ring AA935900 in place with 3 pieces of IICU2 x3SII 4 8 Adjustment of optical axis with the aid of G tOX eyepiece wl1h cross hair 1...

Page 15: ...3x6SA as tightly I OSsiblc d By the V5C of Standard ObJective VM KC006 and Jig VM KC005 in the same fnanncr ns in 4 7 eL pu1 C 2 G IOX eyepiece w ith cross hair into the Loll Eyepiece Sleeve ZJ850600 tll ld makn the S t llle adjustment os for tho Aioht 1 tlirror Assornbly 4 9 Check on re 01ving povA r with the aid of GWHIOX or GWIOX eyepiece I S I f the following phenomena develop rcplaco ZJ535200...

Page 16: ...17100 Sec Fig 23 4 12 Mount Mirror Assembly ZJ850900 or ZJ 851100 on Oaso of Mirror Assemuly AA 281400 or AA917100 and check if the Inter P Jpiflary distance adjustment device lits property Sec Fig 24 1 4 13 Remove the left and right eyepiece sleeves 4 14 Fix Mirror Covers AA930800 and AA930900 over the pair or M ir ror Assemblies with 11 pieces of CUK3x6SA 2 each on Cove1 Sec Fig 25 1 t6 ...

Page 17: ...Apply Grease Or 2008 to the interfaces Sec Fig 2G b AI PIY Grease OT 2008 to the spots indicat ed by arrows Sec Fig 25 c Tighten Nuts AA071300 with Adjustobln St OT 0021 Seo Fig 27 d In case they Jre loose in the dlfection of thrusl or the imctpupillarv dislai W C adjust ment dovk e move with too liu tc frict on resistonce widen the slot in N1 1t A 071300 wi th the tip of a screwdriver to make odj...

Page 18: ...00 into Mirror Assemblies AA535200 and AA536500 r pectively 18 See Figs 28 a d 29 1 CAUTION When assembling the mirror unit care should bo exetctscd 10 keep it free from dust or any o ther contaminants since the removal is d f fk ult after the assemblage ...

Page 19: ...e Fig 30 5 2 Fix Objecti11e T rret AA917300 to Stopper Base AA917200 with Shaft Al 917700 19 See Figs 31 ar1 d 32 1 o Apply Grease OT 2008 to that smface of Stopper Base AA917200 which will be in contact wilh Objccti1 JC Turret AA917300 Sec Fig 31 Apply G ease OT 2000 to the o1 ing into 1hich Shah AA9l7700 will be screwed See Fig 2 ...

Page 20: ...urret AA917300 ond tighten 2 pieces of 3PUK2x4SA See Fig 33 5 4 Fix lho objective uniu temporarily on Objective Turret 1 1 9 17300 Sec Figs 34 and 35 a Screw the objectives onto Objective Mount Al 916300 Objoctives 1X 2X 4X ZJ534900 ZJ535000 ZJ535100 b Mount the objective units on Objoclivc l u1 rot Al 917300 using 2 poirs of A03 x 12SI oncl KNW 3SA Ior each unit 5 5 Fix 6T unit on Si unit with 3 ...

Page 21: ...th readed section o f lhe right IX Objective ZJ534900 and fix it on Objective Moun t AA9 16300 b 1nsor1 Ki J0027 into the right Evel iece Sleeve AA936000 nd pl ce C 15 on the eyepiece Focus the concentric circles on Test Plate KN0003 vJith coatSc adjust nen t ki ObS c Take KN0027 out o f the righ t Eyepiece Sleeve AA936000 a d insert it i to the left eyepiece sleeve Align 0 on the Oiopter Ring wit...

Page 22: ...nt as to enable the right objective to focus Test Plate KN0003 with the aid of C 15 See Fig 38 c Adjust the left objective to make it parfocal with the right objective Follow step b above d Unscrew the objectives from the objective mount and after applying a small amount of shellac to each of their threaded sections restore them to the objective mount e Make sure of the parfocality 6 4 Make sure w...

Page 23: ... make the center of its concentric circles coincide with that of the cross hair of C 2 See Fig 39 d Shift C 2 to the left Eyepiece Sleeve and see how far the center of the cross hair is from that of the concentric circles of the Test Plate See Fig 40 e Make the center of the concentric circles of the Test Plate coincide with that of the cross hair of C 2 by moving the integrated left objective mou...

Page 24: ...t 24 cross hair of C 2 See Fig 41 b Change the magnification to 1X and see how far the centers are apart from each other See Fig 42 c Slightly loosen Screws AB3x 12SA in the 1X Objective Mount and bring the center of the concentric circles of the Test Plate to that of the cross hair of C 2 by moving the objec tive mount See Fig 42 d Tighten Screws AB3x12SA securely e Check to see if they are conce...

Page 25: ...ves these standards for each magnification The following formula explains the relation ship of the actual length with L l F 0 Actual length L I F O Objective power In case of the 4X objective for example the calculation is as follows Actual length 0 4 2 0 05 mm Therefore the actual length of the 4X objective is within the radius of the smallest of the con centric circles of the Test Plate The valu...

Page 26: ... objectives aftor mag11ifica tion change d Existence of dust or any other contarnin HllS Oil the lens surfaces Oust and contamil lants can r adily b detected by looki1 19 through the lenses from the eyepiece side with a light sourCP J Iaccd on the objective side el Resolving power Use GW1OX or GWH IOX eyepiece for this check g Contrast and d istortioll Any abnormality detected in the final check m...

Page 27: ...gar AA9 17500 in posttion and make sure thot it rotates smoothly Sec Fig 45 6 11 Flx Objective Cover AA9 16200 in place with 3 piece of CUK3x 10SA 6 12 Check if Magnification Changer AA917500 operatespropctly 27 a 11 it does not tum smoothly 1oplaco either Objoclivc Cover AA91 6200 or Magnifica tion Changer AA917500 b If it ranles Jongi wdinally or does not H m lightly adjust the width of aho slot...

Page 28: ...Flo 48 7 DISASSEMBLY OF VMZ Fi9 40 Fig GO Fig 49 shows VMZ 7 1 Remove Objective Cover AA916200 ohor url screwing 3 pieces ol CUK3x IOSA Sec Fig 50 26 ...

Page 29: ...ieces of 3PUK2x3SA Remove the lct t and the righ t Pins AA934900 or AA93SOOO and then Zoom Guide AA935400 Sec Fig 52 7 4 Detach the lelt and the light V BiZ alter un setcwing 2 piece ol ACU4xBSA and 1 piece ol ACU4x6SA borh ol wllich 010 locato i on lhc left and the right in the top sidu 29 Detach the left and the right Zoom Tubes ZJ853400 oftcr unscrewing 3 pieces or ACU4 x8SA on the left and the...

Page 30: ...Tt 11 e ZJ853400 in the opening with Positioning Jig VM KC007 md also inson the latter into tho sa1ne Ol ening with its linear m Hking being Ofl the right Sec Fig 55 Tigh ten 3 pieces of ACU4x8SA sccuroly each of which is locatod ot a diHerem spot on the lower sido of the periphery of B 1se of t 11irror Assembly ZJ853300 Sec Figs 53 and 55 8 2 Insert Zoom Tube ZJ853400 which has been adjusted inde...

Page 31: ...e of Mirro Mscmbly ZJ853300 Screw Pin AA935300 into the Zoon l Gui fo Sec Fin 57 1 8 4 Attoch Fixir1g Rill9 AA935100 to Zoom Guide AA935 00 and apply Grease OT 2012 10 whore they come in contact with each other Scf e v tJ em together Ylith 3 pieces of 3PUK2x6SA Sec Fig 58 8 5 Fix MngnrricatiOol Changer AA9 17600 In place after iJpplying a thin coat of Cfeasc OT 2008 to itsinside s urface Sec Fig 5...

Page 32: ...octnod on thoupper side oc Fig 60 8 7 Adjustment of optical ax is Jigs and tools required Test Ploco KN0003 n GIOX eyepiece with cross l air C 2 Alien wrench OT 0205 3 pieces a Mount the left and the jght mirror units Ofl Base of Mirror Assembly ZJ853300 and fix thcnl together temporarily with 2 pieces 0 r ACU x8SA and I piece of ACU x6SA on the upper sido o f the periphery of the 13osc of Milror ...

Page 33: ...the concentric circles kept in mind change the zoom magnification again to 4X and the center will shift once again Then move the Test Plate to shift the center of the concentric circles to the spot that is memorized as where the center was when the zoom mag nification was set at 1X Repeat the above steps of moving the Test Plate and changing the zoom magnifications and the center positioned with t...

Page 34: ...renches OT 0205 to 3 pieces of ACU4x8SA located on the lower side of the left section of the periphery of Base of Mirror Assembly ZJ853300 and make the centers of the concentric circles of 1X and 4X magnifications coincide with each other by moving not the Test Plate but Zoom Tube ZJ853400 through backward and forward movement of the 3 screws o Stnadard L I F O 0 See Fig 64 e Insert G1OX eyepiece ...

Page 35: ... at 4X insert C 2 into the right eyepiece skMlvo Movo the Test Plate so as to make the center of its conc ur ic circles coi fde with that of rhc cross hair of C 2 c Insert C 2 into che left eyepiece s leeve ond check to sec how far the comer or the con cen tric circles is apart from that of tho cross hnir Stand ud L I F O 0 2 max d Rosolvil tg power Mokc sure that O astigmntism i obsctvcd eithct a...

Page 36: ...c Fig 67 9 2 Detach Stopper AA370700 Sec Fig 68 9 3 Remove Mounting Bracket 2J853800 from Pillar AA9 9 00 36 Move up Mounting Bracket ZJ853800 by turn ing Focusing Knob AA973500 until Rack AA 949600 is disengaged from Pinion AA949800 and pull P Mo1 1 nting Bracket ZJ853800 O ll of place See Fig 69 ...

Page 37: ...fter U I SCr 4 wing 2 pieces of A03x lOSA Sec Fig 70 0 5 Detach Dovetail AA9t15600 ahor ui SCr ewing 3 piccos of HK3x4SA See Fig 7 1 f ig 71 9 6 Detach Plo1c AA950000 itrto unscr cwi 9 6 pieces of CSK2 6x6SA See Fig 72 1 Fig n 37 ...

Page 38: ... left Focusing Knob AA073500 will come apart Sec Fig 74 9 8 Separation of Pinion AA949800 Pinion AA949800 will come out by pulling the right Focusing Knob AA073500 out of place Sec Fig 74 Unless Pinion AA949800 is damaged it does not have to be separated from Focusing Inner K1 10b AA921400 9 9 Detach Pil ioo Sleeve AA9t19700 after unscrev ing 2 pieces each or CSK2 6x6SA and ACU2 6 x8SA Sec Fig 75 ...

Page 39: ...the new one 7 8 mm DESCRIPTION OLD NEW Fig 76 Fig 77 NOTE Reason of modification Sometimes the tension adjustment of the coarse focusing control does not work well 1 In case the pinion AA949800 be found faulty the coarse adjustment knob AA921400 should be also replaced as new type coarse adjustment knob has the thread in the hole of knob 2 If you have TAPER REAMER KC 2001 grind the inner hole of c...

Page 40: ...0 after unscrewing 4 pieces of AB6x20SA See Fig 78 9 13 Detach Cover AA949900 after unscrewing 6 pieces of 3PUK2x4SA See Fig 78 9 14 Withdraw Screw CU K3x6SA to take off Grounding Terminal AA800300 See Fig 78 9 15 Detach Rubber Legs AA235400 from Base AA920500 The Rubber Legs are glued to the Base See Fig 78 40 ...

Page 41: ...6x8SA AA073500 _ AA000900 f AA921400 AA921500 A921500 _AA921300 AA000800 See Fig 71 10 5 Disassembly of Pinion AA949800 41 a Unless Pinion AA949800 is so damaged as to require replacement the left Focusing Knob AA073500 and Focusing Inner Knob AA921400 do not have to be disassembled The grease can be renewed without detach ing the Pinion from the Focusing Knob b In case an old model of Pinion AA94...

Page 42: ... drive the Plastic Washer into the recess by striking a woody piece placed over the Plastic Washer See Fig 80 10 7 After screwing Focusing Inner Knob AA 921400 to the cylindrical end of Pinion AA949800 screw Nut AA000900 tightly with Tool KKAA0008 See Fig 81 10 8 Glue Plastic Washer AA921500 into the recess on the right Focusing Inner Knob AA921300 See Fig 80 10 9 Screw the left Focusing Knob AA07...

Page 43: ...ot aligned with the latter s dowel pin b Screw Focusing Knob AA073500 to the Focusing Inner Knob See Figs 79 and 82 10 11 Insert into Pinion Sleeve AA949700 Pinion AA949 00 the cylindrical end of which is fixed to the left Focusing Knob See Figs 74 and 83 Apply Grease OT 2008 to that part of the Pinion which comes in contact with the inside surface of the Pinion Sleeve See Fig 81 Do not apply any ...

Page 44: ...d no matter how Focusing Knobs II C rotated in the tightcnrng directions then enlarge the inner hole of Focusing Inner Knob AA921300 gracklally After each enlargement test the tension or Focusing Knobs NOTE Be careful not to enlargo excessively otherwise Foettsin Inner Knob AA921300 will becon lo Ul l US Ibfe a ln caso of 11 1 File Woshcr AA921500 with Cutter KC 2004 Take care to file eve ly littl...

Page 45: ...in Foil AA949500 Tin Foil Fig 86 AA949600 Fig 87 Insert Dovetail AA949500 of Mounting Bracket into the pillar AA949400 12 1 How to check play Holding pillar AA949400 firmly in your hand rotate one of the Focusing Knob AA073500 then reverse the direction of the Focusing Knob to feel play between Rack and Pinion 12 2 If rack and pinion have play According to degree of play insert tin foil in a range...

Page 46: ... Mounting Bracket See Fig 88 13 3 Scrape defective surfaces with scraper to elimi nate burrs or unevenness of surfaces 13 4 To test surface flatness slowly insert Mounting Bracket into Pillar If you feel unevenness apply a small amount of abrasive for lapping See Fig 89 13 5 Wipe lapped surface clean apply grease OT 2008 Repeat sliding of Mounting Bracket in Pillar several times until grease is sp...

Page 47: ...d NOTE If dovetaiI is filed excessively si ightly loosen screws HK3x4SA 3 pieces that fasten dovetail to Mounting Bracket and lap dovetail while fastening screws gradually 14 6 When entire surfaces are lapped correctly which means that its movement is neither too tight nor too loose stop lapping clean off abrasive and check play if any Holding block firmly in your hand swing it to the right and le...

Page 48: ...ed of a pair of Zoom Tubes ZJ853400 Fig 93 that has already been adjusted upon assemblage e _AF518900 ZA063100 AA934200 J AA062400 ZA063000 IAA9341001 AA934900J N S A L O 3PUK1 7x6SA IL i AA934700 Fig 92 ZA062900 AA934400 ZJ537600 15 1 Disassembly of Zoom Lenses a Detach Roller AA934900 b Detach Lens Frame AA934300 after un screwing 2 pieces of 3PUK1 7x6SA c Withdraw Inner Tube AA934100 from Zoom ...

Page 49: ...Inner 1 ube AA934 l00 in lhe direction of the arrow in Fig 93 Make sure lh l t the Inner Tube tils closely lmo Ihe Zoom Tube Porfoml tho assembly in lhe reOJcrse order o f the disassembly 15 3 Optical alignment o Mount Zoom Tube ZJ853400 on Jig VM KC010 and fix the former to the latter by n a of the fixing riog See Figs 94 and 95 1 b Assemble the followirlg jig and tools as showl l in Fig 96 C 2 C...

Page 50: ...be clearly observed through Foc sing Magnifier C 15 See Fig 97 CAUTION The adjustment must be made with zoom rnag ification 1X Zoom magnification 1X Obtainable when ll er Tube AA934100 is at the upper limit Zoom magnification 4X Obtainable when Inn r Tube AA934100 is at the lower limit Upon completion of the adjustment fix Lens Frame AA934200 firmly to Zoom Tube ZJ853 00 bv means of shellac ...

Page 51: ...orward end o f lnr er Tube AA9341 00 and 1 n ake adjustment by turning l ens Frarnc ZJ537600 Padocalizc 1X after 4X Upon eomp letio of the adjustment tighten Set Screw NU 1 4 x1 5SA and fix Lens Frarne ZJ537600 if l lace See Figs 98 ond 99 1 In the course or th above adjustments check on the resolving power and astigmatism at the center of the field o f view e Adjus1 men t o f positiOI S o f conce...

Page 52: ...0 make the cenulf of the 1X oon eutuc c h cles coincide with Ihilt ortho 4X ooncenu ic cir l111 52 Shift 1X concentric circles by Sligh tly tau J ing on the sodc of Lens Frame AA934300 until their ccnter coincides with the cemer of 4X cOrlccmuic circles See Fig 101 CAUTION Make adjustment so as to bring the centcr of the 1X and 4X concenuie circles into the shaded cirde that is drmm in Fig 102 Upo...

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