Usable lenses: EF 200mm f /1.8 L USM * 280 mm f /2.5 400 mm f / 3.5 EF 200mm f /2 L IS USM 280 mm f /2.8 400 mm f /4 EF 300mm f /4 L USM 420 mm f / 5.6 600 mm f /8 EF 300mm f /4L IS USM 420mm f/5.6
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/3.5-5.6L 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