Canon ISO Speed/Gain

ISO Speed/Gain

ISO Speed/Gain

Depending on the shooting conditions you may want to adjust the brightness of the image. You can do so by changing the ISO speed or gain value to adjust the sensitivity of the sensor.

57

Operating modes:

Available ISO speed and gain settings

	Increment	Normal range	Extended range1
	1-stop increments	3202, 400, 800, <850>3, 1600, 3200, 6400, 12800, 200002, 4	25600, 51200, 800002
ISO Speed		320, 400, 500, 640, 800, <850>3, 1000, 1250, 1600, 2000,	25600, 32000, 40000, 51200,
	1/3-stop increments	2500, 3200, 4000, 5000, 6400, 8000, 10000, 12800, 16000,
			64000, 80000
		20000
	Normal	-6 dB, -3 dB, 0 dB, 3 dB, 6 dB, 9 dB, 12 dB, 15 dB, 18 dB,	33 dB, 36 dB, 39 dB, 42 dB
Gain		21 dB, 24 dB, 27 dB, 30 dB
	Fine	0 dB to 24 dB in 0.5 dB increments	–

1Settings available only when [~Camera Setup] >[ISO/Gain] >[Extended Range] is set to [On].

2The minimum and maximum ISO speeds are available even when the 1-stop increment scale is selected.

3ISO speed required for a suitable dynamic range for Canon Log gamma. Equivalent to a gain value of 2.5 dB.

4 This value is only available when [Extended Range] is set to [Off].

Changing the ISO Speed or Gain Settings

1 Open the ISO Speed/Gain [Select] submenu.

[~Camera Setup] >[ISO/Gain] >[Select]

2 Select [ISO] or [Gain] and then press the joystick.

If you selected [ISO] (the default value):

3 Open the [ISO Increment] submenu to select the increment to use when adjusting the ISO speed.

[~Camera Setup] >[ISO/Gain] >[ISO Increment]

4 Select [1 stop] or [1/3 stop] and then press the joystick.

If you selected [Gain]:

3 Open the [Gain] submenu to select the increment to use when adjusting the gain.

[~Camera Setup] >[ISO/Gain] >[Gain]

4Select [Normal] (3-dB increment) or [Fine] (0.5-dB increment) and then press the joystick.

[~Camera Setup]

[ISO/Gain]

[Select]

[ISO]

[~Camera Setup]

[ISO/Gain]

[ISO Increment]

[1/3 stop]

[~Camera Setup]

[ISO/Gain]

[Gain]

[Normal]