Nikon ECLIPSE Si - Problems in Operation

Chapter 5 Troubleshooting
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5.2 Problems in Operation
Image cannot be focused with high magnification objectives.
Problems Check Items Reference
Slide is upside down.  Turn over the slide so that the cove glass faces up. 3.3.1
Coverglass is too thick.  Use a coverglass of the specified thickness (0.17 mm). ―
High magnification objective contacts slide when changed over from low magnification.
Problems Check Items Reference
Slide is upside down.  Turn over the slide so that the cove glass faces up. 3.3.1
Coverglass is too thick.  Use a coverglass of the specified thickness (0.17 mm). ―
Diopter is not adjusted correctly.  Adjust. 3.6.1
Objective is not attached correctly.  Screw the objective all the way in. 4.2
Difference in focal point too large when switching from one objective to another
Problems Check Items Reference
Diopter is not adjusted correctly.  Adjust. 3.6.1
Objective is not attached correctly.  Screw the objective all the way in. 4.2
Image cannot be in focus.
Problems Check Items Reference
The stage vertical movement stopper is lower than the
focal position.
 Turn the stage stopper counterclockwise until it
reaches the limit.
3.5.3
Binocular images are not integrated.
Problems Check Items Reference
Diopter is not adjusted correctly.  Interpupillary distance is not adjusted correctly. 3.6.2
Diopter is not adjusted correctly.  Adjust. 3.6.1
Excessive eye fatigue during observation
Problems Check Items Reference
Diopter is not adjusted correctly.  Adjust. 3.6.2
Diopter is not adjusted correctly.  Adjust. 3.6.1
Inadequate brightness or illumination.  Adjust brightness using the brightness control knob. 3.2.1