Tag Archives: EF 1000mm f/5.6 DO

Canon Patent for EF 1000mm f/5.6 DO Lens


Canon has patented a super-telephoto prime lens in Japan. The new patent describes the EF 1000mm f/5.6 DO lens designed for Canon DSLRs with full-frame image sensors. The EF 1000mm f/5.6 DO is a super-telephoto prime lens that was made by Canon. The optic will use an EF mount, and is compatible with the Canon EOS camera range. It has a focal length of 1000mm and a constant apertureContinue Reading