National 205-RLED Instructions Manual Download Page 2 | Manualshive

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background image

Eyepiece (ocular lens)

Eyepiece tube

Head of microscope

Arm

Objective turret
(nosepiece)

Objective lens

Linked single
control stage
clips

Condenser lens

Stage

Illuminator field
lens housing

Base

Tension adjustment

Coarse focus

knob

Fine focus knob

Rheostat control

Safety rack stop

set screw

Disc
diaphragm

Eyepiece
Locking screw

On/Off Switch

Recharging socket

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Summary of Contents for 205-RLED

Page 1: ...Instruments Inc 6508 Tri County Parkway Schertz Texas 78154 Phone 210 590 9010 Fax 210 590 1104 INSTRUCTIONS FOR MODEL 205 RLED formerly Model 205 COMPOUND MICROSCOPE Copyright 4 06 2010 National Optical Scientific Instrument Inc ...

Page 2: ...epiece Objective lens Linked single control stage clips Condenser lens Stage Illuminator field lens housing Base Tension adjustment Coarse focus knob Fine focus knob Rheostat control Safety rack stop set screw Disc diaphragm Eyepiece Locking screw On Off Switch Recharging socket ...

Page 3: ...ing different powered objective lenses into optical path 3 OBJECTIVE LENS Lens closest to the object being viewed forms first magnified image of the specimen 4 STAGE CLIPS Two linked single control locked on clips hold specimen slide in place on stage 5 STAGE Platform of the microscope where the specimen slide is placed 6 CONDENSER LENS A specially designed condenser lens fixed in center of stage ...

Page 4: ...es are receiving maximum charge After batteries are charged the red LED indicator lamp will turn to green and charger automatically switches to trickle charge The charger can be left plugged in but for safety reasons it is a good idea to disconnect the charger from the AC wall outlet and the output cord from recharging socket after 12 hours Batteries and charger may feel warm when charging and unp...

Page 5: ...TE Care must be taken when rotating the 40x objective into place This lens has a spring retractable mechanism which retracts slightly into its housing if the front of the lens strikes the specimen slide With fine focus adjustment at mid range the rack stop has been adjusted at the factory to assure the 40x lens will clear the thickness of a normal specimen slide and cover slip However if the rack ...

Page 6: ...he tension adjustment collar is located between arm and coarse focus knob on right side of microscope With 0 9mm L type key wrench loosen the set screw located in the hole on tension adjustment collar turn collar clockwise to tighten tension counter clockwise to loosen tension Use of a wide rubber band will provide a better grip on the tension adjustment collar After adjusting tighten the set scre...

Page 7: ...ast up to 50 000 hours so you don t have to do this exercise very often To open the illuminator field lens housing use 0 9mm L type hex key wrench supplied with your microscope Loosen hex screws on lens housing Remove lens housing to expose LED bulb Remove bulb by grasping the plastic base of bulb and gently pulling straight up Insert new LED bulb replace lens housing and tighten hex screws to sec...

Page 8: ...for rechargeable LED microscope 951 Dustcover 16 tall x 13 heavy vinyl with stitched seams 975 001 Carrying case anodized aluminum fabric lining accessory pockets Velcro straps keyed lock WARRANTY 5 YEAR LIMITED WARRANTY Please see our website www nationaloptical com for complete warranty details and exclusions www microscopeworld com info microscopeworld com 800 942 0528 ...

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