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National Optical & Scientific Instruments Inc. 

11113 Landmark 35 Drive 

San Antonio, Texas  78233 

Phone (210) 590-9010    Fax (210) 590-1104 

 
 
 

INSTRUCTIONS FOR 

 

MODEL 104-LED 

 

ELEMENTARY COMPOUND MICROSCOPE 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Copyright © 12/4/02 

National Optical & Scientific Instrument Inc. 

 

Summary of Contents for 104-LED

Page 1: ...fic Instruments Inc 11113 Landmark 35 Drive San Antonio Texas 78233 Phone 210 590 9010 Fax 210 590 1104 INSTRUCTIONS FOR MODEL 104 LED ELEMENTARY COMPOUND MICROSCOPE Copyright 12 4 02 National Optical Scientific Instrument Inc ...

Page 2: ...Eyepiece tube Objective turret nosepiece Objective lens Stag Stage clips Disc diaphragm Illuminator housing Illuminator switch Arm Stage stop screw Stage stop locking nut Focusing knob Base AC Adapter Jack Adapter optional ...

Page 3: ...clined eyepiece is equipped with a pointer that rotates as the eyepiece is rotated B OBJECTIVE LENS Lens closest to the specimen forms the first magnified image of the specimen C OBJECTIVE TURRET nosepiece Revolving turret designed to hold objective lenses permits changes of magnification by rotating different powered objective lenses into optical path D STAGE CLIPS Two locked on clips hold specim...

Page 4: ...cates that the lens is properly indexed in the optical path H While looking through the eyepiece rotate focusing knobs until specimen comes into focus If image does not appear in field of view move specimen slide slightly on stage until image appears in field of view I Turn the disc diaphragm observing that different apertures affect the sharpness of the image Turn diaphragm until sharpest possibl...

Page 5: ...ective lenses from microscope Clean only the outer lens surface by breathing on lens to dampen surface then wipe with lens paper or cotton swab Avoid wiping lens surface while dry as lenses are scratched very easily B MECHANICAL MAINTENANCE 1 Stage stop adjustment Stage stop has been pre adjusted at the factory and should not require readjustment 2 Metal parts Use a clean damp cloth to remove dust...

Page 6: ...chargers fuses batteries electrical cords damage resulting from abuse or misuse repairs or alterations performed by other than authorized repair technicians or damage occurring in transit Warranty does not cover lenses that have become inoperable due to excessive dirtiness as a result of misuse or lack of normal maintenance Other than set forth above National hereby disclaims all warranties expres...

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