Solusi
Under low-light conditions, when you press the shutter button halfway, the AF-assist lamp may be illuminated. It illuminates the subject to enable easier autofocusing.
NOTE
- The AF assist beam can only be turned off when the camera is set to one of the following modes:
-[

], [

], [

], [

], [

], [

], [

]
- In [
], and [
] mode, the AF Beam is set to [1: Disable] and cannot be changed.
The procedure for turning off the AF assist beam is explained below.
1. Set the camera’s power to [ON].
2. Set the mode dial to [

], [

], [

], [

], [

], or [

].
3. Press the [MENU] button to display the menu screen.
4. Press the [

], [

] buttons or turn the [

] dial to select the [

- 1] tab.
Press the [

], [

] buttons or turn the [

] dial to choose [C.Fn II: AF], and then press the [

] button.
5. Press the [

], [

] buttons or turn the [

] dial to choose [1: Disable], and then press the [

] button.
・ At the bottom of the screen, the current Custom Function settings are indicated below the respective function numbers.
6. Press the [MENU] button to return to the shooting screen.
NOTE
To make auto focusing in dimly lit places easier, set the [AF-assist beam (LED) firing] to [0:Enable].