Tag Archives: EF 800mm f/5.6 DO IS

Canon EF 800mm f/5.6 DO IS Lens In Development


According to latest Canon rumors, the company is developing more DO super telephoto lenses and the EF 800mm f/5.6 DO IS is one of the optical designs in the works. “DO” designation stands for¬†diffractive optical elements.¬†Canon lenses which feature the diffractive optical (DO) are smaller and lighter compared to the same focal length lenses butContinue Reading