The Kenko KZM-012 lens is specifically designed to be used with high quality Digital Video Cameras. It is attached to the camera to give a macro effect by doubling the focal length of the original lens. 

Specifications
Model:	KRW-05
Magnification:	12cm at infinity
Construction:	2E / 1G
Mount Thread:	62mm
Adapter Rings:	None
Filter Thread:	72mm
Diameter:	2.95 in.(75mm)
Length:	0.65 in.(16mm)
Weight:	4.7 oz.(136g)