Canon CJ18ex28B IASE S operation manual for the CJ18ex7.6 KRS CJ25ex7.6 CJ18ex - Page 82

Specifying Iris Gain

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4. Operation in Full Mode 4.1.7 Specifying Iris Gain [I-Gain] Specifying Auto Iris Gain Although this value is factory-set, it can be adjusted as needed. To adjust the value, use either the auto iris gain adjustment trimmer (refer to the Lens Manual) or display operations. Regardless of the method of adjustment used, the most recent setting takes precedence. The same auto iris gain value applies to all users, regardless of the current user. Thus, there is no need to switch users in advance. Unlike most other setting adjustments, any changes to this setting also apply to user 0. Initial Top Screen MENU [ Basic ] A Fr1P A 1 Shtl [ ]1 [Trk]OFF [ I-Gain ] V VTR Screen A MENU [ Basic ] A Fr1P A 1 Shtl [ ]1 [Trk]OFF [ I-Gain ] V VTR [I-Gain] Screen Iris [ I-Gain ] Auto: Remote: [] 50 90 Iris [ I-Gain ] Auto: Remote: [] 50 90 1 Press twice and once. Note: Do the following when adjusting gain while checking iris operation. → Confirm that the drive unit A/M switch is set to [Auto] mode. → Set the camera iris mode to [Auto]. Your selection is now highlighted. 2 Press . The display switches to the [I-Gain] screen. Note: As you look at the lens iris ring, set it to the position of maximum gain at which "focus hunting" does not occur. 3 Press . [Auto] is underlined. The previous or default value is highlighted. Note: The current iris gain value is retained even if you reset other settings as described in "4.2.1 Resetting Values." For this reason, you will no longer be able to view the default setting. If necessary, make a note of the default setting before adjusting this value. Iris [ I-Gain ] Auto: Remote: [] 71 90 4 Press or . Press left or right until you reach the desired value. 5 Press . The display reverts to Screen A. Options Description 01 to 99 Minimum gain Maximum gain Default: Varies depending on the factory-set value, but corresponds to the value determined with the iris gain adjustment trimmer. MENU × 2 [I-Gain] or E80

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E80
4. Operation in Full Mode
[ I-Gain ]
Iris
Remote:
90
Auto:
50
[
]
[ I-Gain ]
Iris
Remote:
90
Auto:
50
[
]
[ I-Gain ]
Iris
Remote:
90
Auto:
71
[
]
[ I-Gain ]
[ I-Gain ]
[Trk]
OFF
Shtl
VTR
A 1
V
[
]
MENU
1
A
Fr1P
[ Basic ]
[Trk]
OFF
Shtl
VTR
A 1
V
[
]
MENU
MENU
1
[ Basic ]
A
Fr1P
4.1.7 Specifying Iris Gain
[I-Gain]
Specifying Auto Iris Gain
Although this value is factory-set, it can be adjusted as needed.
To adjust the value, use either the auto iris gain adjustment trimmer (refer to the Lens Manual) or display operations.
Regardless of the method of adjustment used, the most recent setting takes precedence.
The same auto iris gain value applies to all users, regardless of the current user. Thus, there is no need to switch users
in advance. Unlike most other setting adjustments, any changes to this setting also apply to user 0.
Options
01
to
99
Description
Minimum gain
Maximum gain
Default: Varies depending on the factory-set value, but corresponds to the value determined with the iris gain adjustment trimmer.
MENU
× 2
[I-Gain]
or
Note:
Do the following when
adjusting gain while checking
iris operation.
→
Con
fi
rm that the drive unit A/M
switch is set to [Auto] mode.
→
Set the camera iris mode to
[Auto].
Note:
As you look at the lens iris
ring, set it to the position of
maximum gain at which “focus
hunting” does not occur.
Note:
The current iris gain value
is retained even if you reset
other settings as described in
“4.2.1 Resetting Values.” For
this reason, you will no longer
be able to view the default
setting. If necessary, make
a note of the default setting
before adjusting this value.
1
2
3
4
5
Press
twice and
once.
Your selection is now highlighted.
Press
.
The display switches to the
[I-Gain] screen
.
Press
.
[Auto] is underlined.
The previous or default value is
highlighted.
Press
or
.
Press left or right until you reach the desired value.
Press
.
The display reverts to
Screen A
.
Initial Top Screen
Screen A
[I-Gain] Screen