76570EM 19
6. [ADJ] Positioning 1
st
and 2
nd
Mirror
[Required equipment] 1
st
Mirror angle (45°) adjusting jig, Mirror angle adjusting jig for 27830,
Mirror positioning scope
*The manner of adjusting is the same as the other MZ-cameras. Adjust the desired value of Y
axis to
±
0.
* Front housing must set mirror down position
(1) Positioning 1
st
mirror: Put the 1
st
mirror angle (45°) adjusting jig on the camera, and then
adjust the mirror seat so that the adjusting jig touches the mirror without gap.
Tolerance --- X-axis :±15
′
許容
Y-axis :±10
′
(2) Positioning 2
nd
mirror:
Attach the mirror positioning scope and the
2
nd
mirror angle adjusting jig to the camera,
and then adjust the mirror angle while looking
through the eyepiece lens.
(Refer to below tolerance for positioning scope)
(3) After adjustment is done, apply the super-glue to both B58.
Tolerance for 2
nd
mirror position (Using with the mirror positioning scope)
1mm hole
OK
OK
NG NG
Standard
Scale
Center of Standard
1
2
-
2
-
1
2
1
- 1
- 2
1
2
-
2
- 1
2
1
- 1
- 2
NG: 0.8(X) or over
NG: 0.6(Y) or over
: Tolerance of 1mm hole : X-axis = ±0.6, Y-axis = ±0.8
1st mirror
B58
2nd mirror
Tolerance --- X-axis :
±
0.3mm
Y-axis :
±
0.1mm