−
15
−
2-2 Adjustments
* Before carrying out adjustment, if the screw lock has been applied to any screw, dissolve it using Isoamyl
acetate.
2-2-1 SR-52
Illustration
Procedure
(1) Focusing
The photographic focal point is poor and pho-
tographs are not clear.
Attach SR-52 to the main unit, turn the magni-
fication drum to 16× and project the
φ
10 aper-
ture on the test bar.
Remove the aperture frame (45520 1112).
Attach the focus positioning tool to the camera
mount unit.
Lower the return mirror with your finger and
make sure that the scale line on the focus posi-
tioning tool is fit to the focus on the test bar
surface.
16
×
SR-52
Test bar
Aperture frame
(4 5 5 2 0 1 1 1 2 )
Return mirror
Scale line
Focus positioning
tool
Test bar surface
◎
Focused
◎
Not focused
(Test bar surface cannot be seen.)
4
3
2
1
1
2
3
4
P-SLD_OPTION-0-0308-14
