Pentax ist DL Service Manual page 20

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