1.Camera lens slim wide angle lens zoom lens ,clearing darking corner ,unique lens in the world

all slim wide angle lens pictures just different in lens size 

Magnification of this slim wide angel lens: 0.45 ×

This camera lens slim wide angle lens's focal length is short,but large viewing angle.It can photographed the scene of  a large area.So the slim wide angle lens usually use for photography of a large area.

Zomei 77mm 0.45x wide angle clearing dark corner for CANON 5D MARK II 24-70MM