neatography

Ever wonder what Exposure Value (EV) compensation does?

This chart explains how EV works in different camera dial modes—specifically Aperture Priority (A), Shutter Priority (S), and Manual (M) modes on your dial.

On Canon Aperture Priority is AV, Shutter priority is TV and Manual is M.

	What you can change	What EV-Comp controls
Aperture Priority (A)	– Aperture – ISO (if Auto-ISO is off)	– Shutter Speed – ISO (if Auto-ISO is on)
Shutter Priority (S)	– Shutter Speed – ISO (if Auto-ISO is off)	– Aperture – ISO (if Auto-ISO is on)
Manual (M)	– Aperture – Shutter Speed – ISO (if Auto-ISO is off)	– ISO (if Auto-ISO is on)