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| ADJUSTMENT | 7. Tube Length | |
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7.Tube Length
1)Attach the part @ of tool 125148 (Fig. 8) (P. 5) to the tube attaching part, the part
®to the nosepiece, and the part @ to the stage attaching surface, respectively.
2)Attach the trinocular eyepiece tube to the part @.
Using the 20X eyepiece, see the interference colors in the grating of the part @.
3)In this case, the colors should be the sarne as those viewed through the vertical tube. lf not, rotate cover ring e@]) (beforehand, dissolve No. 350 by alcohol) of the tube, until the sarne colors are attained. Cement @ agam, using No.350.
