Canon CINE-SERVO 17-120mm T2.95-3.9 EF 手册

E167

5. Operation in Analog Mode

[IG]

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.

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

IG: 50

or

 IG: 50 

 IG: 50 

 IG: 51 

 IG: 51 

MENU

 IG: 50 

[ Basic ]

 IG:50

MENU

MENU

[ Basic ]

 IG:51

MENU

MENU

[ Basic ]

Note:   Do the following when 

adjusting gain while checking 
iris operation.

     

→ Confi 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.

Your selection is now highlighted.

The display starts blinking.

Press left or right until you reach the desired value.

The display changes from blinking to highlighted, indicating confi rmation.