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8) Check enlarged and reduced images
If enlarged or reduced images show that the lens fails to yield good resolution, loosen the image
enlargement (or reduction) lens rail fixing screw and bend the rail to either one of Y direction and tighten
the fixing screw. (See Figure 9.)
Check images again and if the lens still fails to yield good resolution, bend the rail in the opposite
direction.
When good resolution is obtained, bond lock the lens rail fixing screw.
Y direction
Service Parts
NP6251
Old
No.
New
Old
1
New
Stage, lens
Description
Rail fixing screw (200% enlargement)
Fig. 9 Lens rail
Part number
Q'ty
→
0
FG5-9408-000
Rail fixing screw
(50% reduction)
Lens rail
Inter-
change-
ability
1
1
6251-001
P.C.
210-
- 4/4 -
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