Usable lenses: Lens Focal Length & Maximum Aperture EF1.4X III EF2X III EF 135mm f/2L USM 189mm f/2.8 270mm f/4 EF 180mm f/3.5L Macro USM 252mm f/4.5 360mm f/6.7 EF 200mm f/2.8L USM 280mm f/ 4 400 mm f/5.6 EF 200mm f/2.8L II USM 280 mm f/4
Lenses that support changes in the AF speed USM EF 400mm f/4 DO IS II USM EF 11-24 mm f/4L USM EF 50mm f/1.8 STM EF 35 mm f/ 1.4 L II USM EF-S 18-135mm f/3.5-5.6 IS USM EF 24-105mm f/4L IS II USM EF 70-300 mm f/4-5.6
Extenders Lens specifications when using extender EF 1.4 x II/III or EF 2x II/III are as follows. ... EF 1.4 x III EF 2x III Focal length ( mm ) 560 800 Aperture f/4 - 45 f/5.6 - 64 Angle of View Horizontal 3°40' 2°35' ... Errors may occur if you attach the extender to the camera first.
Using the Image Stabilizer Mode Set the STABILIZER switch to OFF when you are taking pictures using the BULB setting (long exposures). If the STABILIZER switch is set to ON, the image stabilizer function may introduce errors . The Image Stabilizer might not be fully effective in the following cases: