Canon EOS 50D, Installation Roadmap Manual

Chapter 1 

✦

Roadmap to the EOS 50D

23

Custom Functions menu

C.Fn I: Exposure

Displays Custom Functions related to exposure such as expo-
sure level increments, ISO increments, ISO expansion, brack-
eting auto cancel, bracketing sequence, safety shift, and fl ash 
sync speed in Av mode

C.Fn II: Image

Displays Custom Functions related to the image noise and 
tone including long exposure noise reduction, high ISO speed 
noise reduction, highlight tone priority, and Auto Lighting 
Optimizer

C.Fn III: Autofocus/Drive

Displays Custom Functions related to autofocus and drive 
operation including lens drive when AF is impossible, lens AF 
stop button function, AF-point selection method, superim-
posed display, AF-assist beam fi ring, mirror lockup, AF 
Microadjustment

C.FN IV: Operation/Others

Displays Custom Functions related to camera controls includ-
ing Shutter button/AF-ON button, AF-ON/AE lock button 
switch, assign Set button during shooting, dial direction dur-
ing Tv and Av modes, changing to a diff erent focusing screen, 
adding original data decision data, and assign FUNC. button

Clear all Custom Func. 
(C.Fn)

Restores all of the camera’s default Custom Function settings

My Menu

My Menu settings

Save frequently used menus and Custom Functions