The Canon Macro Ring Lite MR-14EX or the Macro Twin Lite MT-24EX enables fully automatic macro flash photography up to 1 x magnification in E-TTL autoflash mode.

Install the Macro Lite Adapter 67 (sold separately) on the filter mounting thread on the front of the lens for macro flash photography.

For information on operating the Canon Macro Ring Lite MR-14EX or the MacroTwin Lite MT-24EX, refer to the individual instruction booklets

Using aperture-priority AE (Av) or Manual (M) is recommended.