canon speed booster adapter 0.71x

• Canon EF Lens to Canon RF-Mount Body

• Designed for EOS C70 Cinema Camera

• Adapt Full-Frame Lens to Super 35 Body

• Increases Angle of View by 0.71x

• Increases Maximum Aperture by 1 Stop

• Electric Contacts Support DPAF and Data

• Includes Secure-Attachment Mount

Extending the range of compatible lenses while maintaining their original field of view, the Canon Mount Adapter EF-EOS R 0.71x permits attaching EF-mount lenses to RF-mount cine and mirrorless camera...