Canon BG-E14 Battery Grip Category_Bags & Cases a noticeable increase in lens

a noticeable increase in lens speed has been achieved

this is the lens for you

a common problem with ultra wide-angle lenses

it also has bold frame numbering for whole frames and letters to indicate half frame numbering

controlled by a camera's built-in flash or by another commander unit

Canon BG-E14 Battery Grip Category_Bags & Cases a noticeable increase in lensThe Canon BG E14 Battery Grip is designed specifically for the Canon EOS 70D, and holds up to two Canon LP E6 battery packs or six AA batteries. It also features a vertical shutter release and extra camera controls for use while shooting in the vertical position.