Nikon 50i and E100 manual 4104A, Centering the Tube Attaching and Stage Attaching Parts

R-4104A

ADJUSTMENT 5. Centering the Tube Attaching and Stage Attaching Parts

5.Centering the Tube Attaching and Stage Attaching Parts

To perform the centering, use the three to ois, as foilows:

5-1. Using the tube receptacle substage centering tool 125142. 1) Place the part ® of the tool, as shown in

		Fig. 2 (P. 3) on the tube receptacle 0·Set
		the part @ onto the stage attaching mrface
		of the substage. (Fig. 45)
	2)	Push the part @) against the part @ from
		above. If the former enters the latter, it
		proves correct centering.
	3) If not, make adjustment, using the two
		upper screws of ~ •4 behind the arm,
		so that the part@ enters the part @.
		Thereafter, make parallelism adjustment,		Fig. 45
		using the lower two screws.
(	4)	Smooth insertion of the part @ into the part @ ensures the parailelism within the
		range as shown in Fig. 44(b ).
	5-2. Using substage rightangle/centering too! 125145 and 125143, to check the parallelism
		between the objective attaching and stage attaching surfaces.
	1) Set tool 125145 onto the objective attach·
	(	ing	surface to be checked. Place 125143 on
		the	stage attaching surface.
	2)	Raise the substage to see that the clearance
		of 125145 is smaller than 1/1 OOmm (in X
		and	Y directions).
	3) If it is found over l/IOOmm, make the
		sarne adjustment as mentioned above in 4.3)
		(P. 39), until it comes within the specified

range.

Fig. 46

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