Canon EF 100-400mm f/4.5-5.6L IS USM

Canon EF 100-400mm f/4.5-5.6L IS USM

The Canon EF 100-400mm f/4.5-5.6L IS USM is a 17 element in 14 group lens with 20° - 5°10’/14° - 3°30’/24° - 6°10’ angle of view (horizontal/vertical/diagonal) with 5 diaphragm blades. It has a minimum aperture setting of 32 - 38 with 1.8 m closest focusing distance. Its maximum magnification is 0.20 x (at 400 mm) through a USM AF actuator. The filter diameter is 77 mm. The unit measures 92 x 189 mm and weighs 1380 g. It has 0.25-0.03 magnification with the EF12 extension tube and 0.35-0.07 magnification with the EF25 extension tube. The unit comes with the ET-83C lens hood and LZ1324 soft case. This lens allows up to 4 hood III via its G.F.Holder III and 5 hood IV via the G.F.Holder IV.

Features

The Canon EF 100-400mm f/4.5-5.6L IS USM features 17 elements in 14 groups in its lens construction with a 24°-6°-10° diagonal angle of view. It has rear focusing system with USM adjustments with 1.8m/6 ft closest focusing distance. The lens features linear extension type zoom system with 77 mm filter size. Other features are an Image Stabilizer, fluorite and Super UD-glass elements that eliminate secondary spectrum, and a floating system that ensures picture quality at all focal lengths. The Image Stabilizer has two modes and it is compatible with Extenders 1.4x II and 2x II.