The IB/E HDx35 PL is a converter for  2/3” B4 lenses (Zeiss DigiPrime y Digizoom, Canon ENG,KLL…) to be used on EF-mount cameras such as Canon 5D, 7D, 1DC, C300, C100, Blackmagic, Red…

Focal length extension: 2x
Light drop (stops): 2,5 stops
Lens mounts: B4 2/3”
Camera mount: EF
Weight: 0,6kg