Canon A3400 IS 6186B011 User Manual (en)

Download
48
To conserve battery power when shooting, you can use the optical viewfinder 
instead of the screen. Shoot the same way as when using the screen.
Deactivate the screen.
z
Press the 
p button to turn the screen off 
Optical Viewfinder
A1300
The area visible in the optical viewfinder may differ slightly from the 
image area in your shots.
The lens may be partially visible through the optical viewfinder at some zoom 
positions.
Although the camera automatically focuses on subjects, face detection and 
focusing is not possible.