background image

                                   

 

 

9

action as needed. If you cannot solve the problem after checking the entire list, 

please contact the service department for assistance.

 

1

Optical Part 

 
 

Problem 

 

Cause 

 

Solution 

the edge of the field of 

view has shadow or the 

brightness is uneven 

The nosepiece is not in he located 

position(objective is 

not in the center of   

the optical path) 

Turn to the right 

position(Turn objective 

to the optical light 

center)

 

The image of the filament is not 

in the center 

Center it 

The surface of the lens is moldy 

or has contaminant ( 

including condenser,   

objective, eyepiece and 

collector) 

Clean it up 

 

Find dust and stain in 

the field of view 

There are stains on the lens 

(include  

condenser,objective, eyepiece and 

collector) 

Clean it up 

There are stains on the specimen 

Clean it up 

The position of the condenser is too 

low 

Loosen the   

condenser’s locking bolt 

adjust the   

condenser to the   

right position, then 

screw down. 

 

 

 

 

 

the image is 

defocus(low 

resolution/contrast) 

There is no coverslip on the 

specimen 

add coverslip 

The coverslip is too thick or too thin 

Use 

the 

standard 

coverslip 

The specimen is placed inversely 

Reverse it back 

There was oil on the dry 

objective(easily happened in 40X 

objective) 

Clean it up 

There are stains on the lens

including condenser, objective, 

eyepiece and collector

 

Clean it up 

 

The oil objective didn’t immerse 

oil 

Use immerse oil

 

 

There was bubbles in the oil 

Eliminate the bubbles 

Summary of Contents for STM-2010 Series

Page 1: ...ries To ensure the safety obtain optimum performance and to familiarize yourself fully with the use of this microscope it is recommended strongly that you study this manual thoroughly before operating...

Page 2: ...2 STM 2010D Eyepiece Objective Monocular Head Coarse Focusing Knob Fine Focusing Knob Brightness Adjustment Knob Main Switch Stage Condenser Collector...

Page 3: ...mination general biologic pathologic and bacteriological studies clinical investigations and classroom demonstrations Designed in a very modern way what can take convenient and safe to your operations...

Page 4: ...X 2 5 Conjugate Distance 195mm 2 6 Stage STM 2010 D E Double Layers Mechanical Stage 116mmX125mm STM 2010 C Plain Stag with Attachable Mechanical ruler 110 120mm 60 30 mm STM 2010 A B Plain Stage with...

Page 5: ...h Iris Diaphragm Rack and Pinion Adjustment Nosepiece Triple Nosepiece Quadruple Nosepiece Plain Stage with Standard Standard Standard Optional Optional Optional Optional Standard Standard Standard St...

Page 6: ...rved arm use C shaped has sprightly lines Also with upper focus stop the coarse focusing adjustment adopts dovetail guide which make focusing adjustment smooth and comfortable c Base The base is desig...

Page 7: ...efore replacing the bulb with a new of the designated type Open the lamp holder on the bottom of microscope to do the replacement the surface of the new lamp bulb should be clean and free of fingerpri...

Page 8: ...into coincidence Generally speaking the rate of objective increase the location of the condenser need to move up Aperture is design for adjust NA and not for adjust brightness Usually aperture is open...

Page 9: ...nd stain in the field of view There are stains on the lens include condenser objective eyepiece and collector Clean it up There are stains on the specimen Clean it up The position of the condenser is...

Page 10: ...nosepiece is not in the right position Turn it to the clicked position The image is a little yellow Not use the blue color filter Use the blue filter The brightness is not enough The size of the apert...

Page 11: ...ower cord The bulb is not inserted Insert it correctly The bulb burns out Replace it The lamp burns out suddenly Use an unstandard lamp The voltage is too high Use the specified lamp to replace if the...

Reviews: