Markins PL-55 format_35mm and an effective VR image

and an effective VR image stabilizer system

Vewfinder is slightly hazy

It can accommodate two LP-E6 batteries (sold separately) and provides extended battery life along with a useful vertical grip

5 DC HSM is an ultrawide lens for Canon EF mount crop sensor digital cameras

The Sigma EX 105mm f2

Markins PL-55 format_35mm and an effective VR imageThe Markins PL 55 is an Arca compatible lens plate with an anti twist feature on one edge. It's designed for mounting on telephoto lens supports, but as long as your setup can accommodate that protruding anti twist feature, you can use it on anything you'd like. Measures approximately 35x55mm; the anti twist feature is on the short edge.