Fotodiox Pro Lens Mount Adapter Compatible with Contax 645 (C645) Mount Lenses to Canon EOS (EF, EF-S) Mount SLR Camera Body - with Generation v10 Focus Confirmation Chip and Built-In Aperture Iris Camera Mount_Pentax Q The LED-98A is dimmable from

The LED-98A is dimmable from 10%-100% power to adjust the light output as needed

know as keystoning

similar to using a studio umbrella but with all the benefits of a softbox

automatic diaphragm

medium format to 35mm

Fotodiox Pro Lens Mount Adapter Compatible with Contax 645 (C645) Mount Lenses to Canon EOS (EF, EF-S) Mount SLR Camera Body - with Generation v10 Focus Confirmation Chip and Built-In Aperture Iris Camera Mount_Pentax Q The LED-98A is dimmable fromProduct Highlights: Mounts a Vast Range of Vintage Workhorse Lenses to Canon EOS (EF, EF S) Mount D SLR Cameras Upgraded and Enhanced, Generation v10 Focus Confirmation Chips for Increased Compatibility Enhanced craftsmanship and high tolerance construction for demanding professionals; Infinity Focus or Beyond Guaranteed Precise fit and solid all metal construction with chrome plated brass mounts for secure and solid fit; lens has no play, gap or