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6-2-9. Flange Back Adjustment
The flange back adjustment for the inner focus lens is performed
automatically.
Chart for flange back adjustment
Subject
Measurement Point
Check the operation on the
Measuring Instrument
TV monitor
Adjustment Page
F
Adjustment Address
16, 17, 18, 19, 1A, 1B
Adjusting method:
1) Check that the flange back adjustment chart center and the ex-
posure display center coincide at both zoom lens TELE end and
WIDE end.
2) Set data: 01 to page: 6, address: 00.
3) Check that the data of page: 6, address: 21 is 00.
4) Check that the page: F, address: 16 to 1B data is at the initial
value. (Refer to Table. 6-3. "Page F address list".)
5) Set data: 13 to page: 6, address: 01 and press the PAUSE button
of the adjusting remote commander.
6) Set data: 15 to page: 6, address: 01, and press the PAUSE button
of the adjusting remote commander.
The adjustment data is automatically input to page: F,
addresses: 16 to 1B.
7) Check that the data of page: 6, address: 21 is 01.
(Display indicating flange back adjustment completion)
Processing after completing adjustments
1) Turn off the main power supply.
2000 ± 5mm from the front side
of the lens
Luminance: 300 ± 50 lux
6-2-10. Flange Back Check
Subject
Measurement Point
Measuring Instrument
Specified Value
Checking method:
1) Place the Siemens star 2m from the front of the lens.
2) To open the IRIS, decrease the luminous intensity to the Si-
emens star up to a point before noise appears on the image.
3) Shoot the siemens star with the zoom TELE end.
4) Turn ON the auto focus.
5) When the lens is focused, turn OFF the auto focus.
6) Shoot the siemens star with the zoom WIDE end.
7) Check that the lens is focused.
Note 1: When the auto focus is ON, the lens can be checked if it is
focused or not by observing the data on page A of the
adjusting remote commander.
1)
Set data: 0C to page: 6, address: 02.
2)
Page A shows the state of the focus.
A: 00: XX
Processing after compleating adjustments
1) Set data: 00 to page: 6, address: 02.
6-17
Siemens star
(2m from the front of the lens)
TV monitor
Focused at the TELE end and
WIDE end.
Odd: Focused
Even: Unfocused
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