Canon Knowledge Base

Filters

Search Results

Setting the Focus Mode on the EF 800mm f/5.6L IS USM lens

Setting the Focus Mode After autofocusing in ONE SHOT AF mode, focus manually by pressing the shutter button halfway and turning the focusing ring. (Full-time manual focus.)

Using Focus Preset on the EF 800mm f/5.6L IS USM lens

Focus Preset When turning the playback ring, keep your finger away from the shutter button. In One -Shot AF mode, the exposure will be locked when you press the hsutter button halfway and focus is achieved. So if you press the shutter button halfway while turning the playback ring, the exposure may not be correct.

Using the AF Stop Button on the EF 800mm f/5.6L IS USM lens

Using the Image Stabilizer on the EF 800mm f/5.6L IS USM lens

Image Stabilizer You can use the image stabilizer in AF , PF, or MF mode.

Using Extenders (Sold Separately) with the EF 800mm f/5.6L IS USM lens

Extenders AF is possible with extender EF1.4x II/III or EF2x II/III. When an extender is attached, the AF speed will become slower by design to retain proper AF control.