Incorporates double-element achromatic design for maximum optical performance with EF lenses and select PowerShot digital cameras. These screw-in lenses are used to provide a shorter minimum focusing distance with no loss of light. The 500D lens is optimized for 70-300mm lenses. Manual focus is recommended.
-- EF 200mm f/2.8L II USM
-- TS-E 45mm f/2.8
-- EF 180mm f/3.5L Macro USM
-- EF 35mm f/1.4L USM
-- EF 40mm f/2.8 STM
-- EF 28-135mm f/3.5-5.6 IS USM
-- EF 135mm f/2.0L USM