Lenses that support changes in the AF speed Extender 1.4x EF-S 10-18mm f/4.5-5.6 IS STM EF-S 15-85 mm f /3.5- 5.6 L IS USM EF-S 18-55mm f/3.5-5.6 IS STM EF-S 18-135mm f/3.5-5.6 IS STM EF-S 55-250mm f/4-5.6
Specifications for the EF 400mm f / 5.6 L USM lens ... 400 mm , f / 5.6 Lens Construction ... f /32 Angle of View Diagonal: 6° 10 ' ... Horizontal: 5° 10 ' Min. focusing Distance ... Approx. 194 x 291 mm / ... 77 mm / 3.0 inch Max. diameter and Length 90 x 256.5 mm / 3.5 x 10.1 inch Weight
EF 800mm f / 5.6 L IS USM ... 800mm f / 5.6 Lens Construction 14 groups, 18 elements Minimum Aperture f /32 Angle of View ... Approx. 171 x 256 mm / ... 163 x 461 mm /6.4 x 18.1 inch Weight ... Add 26.5 mm when including the lens cap and dust cap.
EF400mm f/5.6L USM Marketed May 1993 Lens Construction (group) 6 Lens Construction (element) 7 No. of Diaphragm Blades 8 Minimum Aperture 32 Closest Focusing Distance (m) 3.5 Maximum Magnification (x) 0.11 Filter Diameter ( mm ) 77 Maximum Diameter x Length ( mm ) 90 x 256.5 Weight (g) 1,250