0.72x Focal Reducer Speed Booster Adapter with external aperture for Canon EOS EF lens to Micro 4/3 MFT - OM-D GH4 Pentax K cannot be used on EF-S

cannot be used on EF-S lens

yet four times brighter illumination with only 30W power draw

58x Speed Booster reduces the crop factor of the BMPCC from 2

Li-ion battery and A/C adapter are optional (no battery and A/C adapter are sent as default)

Blackbezt CEX-3 RGB light mini LED panel

0.72x Focal Reducer Speed Booster Adapter with external aperture for Canon EOS EF lens to Micro 4/3 MFT - OM-D GH4 Pentax K cannot be used on EF-S0. 72x optical glass lens adapter for using Micro Four Thirds (m4 3) mount digital cameras with Canon EOS EF mount lenses. With external aperture blades, helps to control aperture size. (Electronic functions are disabled, cannot be used on EF S lens.) Not suitable for several video M4 3 mount cameras. Please be aware of the rear part to prevent collision on camera body. Reduces focal length to 0. 72, adjust the image size to near 1: 1, so that the