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16. [Adjustment] Position of J100
Required equipment:
flashlight or equivalent
*Mirror must be at down position.
①
Cover the eyepiece with a hand or black tape.
②
Positioning the flashlight to the photo sensor as shown
in the figure right, and search the position where the
pattern of the photo sensor can be seen on the 1
st
mirror
from
the mount ring side.
[Ref.]
Attaching brighter lens is advisable to assist better visibility. (Ex.: FA 50mm f/1.4 Lens)
③
The photo sensor must be positioned at the AF frame and there is no inclination as shown in the figure.
④
[Adjust]
Loosen the screw a little, move J100 to adjust whole position.
Tighten screw and ensure position is not changed.
⑤
After adjustment is completed, apply the Daia bond to J100 (4 places) as
shown in the figure.
④
ADJ.
⑤
Bond
J100
Bond
⑤
⑤
Flashlight
Sensor
1
st
Mirror
AF frame for spot metering(
φ
2.5
)
Photo sensor (J100)
Center position of sensor
Tolerance
:
0.25
〜
0.85mm
Center position of viewfinder