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16. [Adjustment] Position of J100
Required equipment: flashlight or equivalent
*Mirror must be at down position.
①Cover the eyepiece with a hand or black tape.
②Positioning 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)
③The 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.
Flashlight
Sensor
1
st
Mirror
AF frame for spot metering(φ2.5）
Photo sensor (J100)
Center position of sensor
Tolerance：0.25〜0.85mm
Center position of viewfinder
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