Multiple New Diffracitve Optics Lenses Coming from Canon in 2018 [CR2]

We learned about the development of the EF 600mm f/4 DO IS way back  in September 2015 at the Canon EXPO in New York City. We’re being told that one or two additional DO lens is being developed alongside the EF 600mm f/4 DO IS and the plan is to announce them in late August Read more...

multiple diffracitve optics lenses coming from canon

2017-9-15 15:53