Nikon 50i and E100 manual Binocular Body

R-4106.A

AOJUSTMENT 2. Binocular Body

2.Binocular Body

Follow the sarne procedure for B-tube, F-tube, ER-tube and UW-tube.

To the depression prism unit, whose adjustment has been completed, attach central axle e@) (@ for UW-tube ).

2-1.Positioning of prisms @ and@

1)Insert the crosshair eyepiece into tefteye sleeve @ (@), and move the test plate to bring its center into coincidence with the center of crosshair.

2)~ove the righteye tube.

3)See the displacement of the test plate image in the lefthand eyepiece.

4)No displacement will take place, so far as the prisms are in the specified positions.

5)If the image moves vertically, raise prisms

@and @ in the direction of the

	arrow in Fig. 34.	1
		1
	The movement is to be within a half
6)			~
	division of the tines on the test plate.
			\\\	)
7)	If a lateral displacement is over one
	division, replace prisms @ and @.
8)	Tighten plastic set screw @ e@ ),
				Fig. 35

using a wooden handle ~rew driver

2-2.Adjustment of righteye interpupillary distance changing axle

1)Insert the crosshair eyepiece into the righteye sleeve, and bring the center of the crosshair into coincidence with that of the test plate.

2)Moving the righthand tube, change the position of sleeve metal @ (@) (with eyepiece) to bring the center of the crosshair to the position, where the image does not move.

3). Lock screw @ (@:g) ).

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