EF135mm F2L USM Instruction Manual
Page 2
... USM, the EF200mm f/2.8L II USM, the EF300mm f/4L USM, and the EF400mm f/5.6L USM) and super UD lens elements (in the EF400mm f/5.6L USM) for quick and quiet autofocusing. 3. Manual focusing is compatible with Extender EF1.4X ll and EF2X ll. The Canon EF135mm f/2L USM, the EF200mm f/2.8L II USM, the EF300mm f/4L USM, and the EF400mm f/5.6L USM are high-performance telephoto...
... USM, the EF200mm f/2.8L II USM, the EF300mm f/4L USM, and the EF400mm f/5.6L USM) and super UD lens elements (in the EF400mm f/5.6L USM) for quick and quiet autofocusing. 3. Manual focusing is compatible with Extender EF1.4X ll and EF2X ll. The Canon EF135mm f/2L USM, the EF200mm f/2.8L II USM, the EF300mm f/4L USM, and the EF400mm f/5.6L USM are high-performance telephoto...