Sigma 800mm F5.6 EX DG HSM is an Auto Focus (AF)
Super Telephoto Prime lens with 35mm FF max sensor coverage and it is designed to be used with Canon EF mount cameras.
Lenses in Canon EF Mount with Same Focal and Aperture Range
Lens Mount
Sigma 800mm F5.6 EX DG HSM is compatible with cameras that have Canon EF lens mount. Some of the latest released cameras that are compatible with the Canon EF lenses are Canon 1D X III, Canon 6D MII and Canon 5D MIV.
Sigma 800mm F5.6 EX DG HSM is also available in Nikon F (FX) and Sigma SA mounts.
Focal Range
Sigma 800mm F5.6 EX DG HSM has a fixed focal lenght of 800mm. When it is mounted on an APS-C sensor camera with 1.6x crop, it provides an 35mm (FF) equivalent of 1280mm.
Optical Image Stabilization
Sigma 800mm F5.6 EX DG HSM doesn't have an optical image stabilization system so the only option to stabilize the image taken with this lens is to mount on a camera body with IBIS (sensor based In-body image stabilization).
Alternatively, you can check the Canon 800mm f5.6L IS USM in Canon EF mount that have similar focal range but features Optical Image Stabilization.
Lenses Similar to Sigma 800mm F5.6 EX DG HSM With Optical Image Stabilization
Maximum Magnification Ratio
Sigma 800mm F5.6 EX DG HSM has a Max Magnification Ratio of 0.11x and has a minimum focusing distance of 7m. 0.11x means that the max magnification ratio is very low and not suitable even for modest close-up shots.
Aperture
Sigma 800mm F5.6 EX DG HSM has a max aperture of F5.6 and a minimum aperture of F32.0.
Optical Formula
Sigma 800mm F5.6 EX DG HSM's optical formula consists of 12 elements in 9 groups . Special elements used in this design is 2 ELD glass elements.
Lens Hood
Sigma 800mm F5.6 EX DG HSM comes with a removable lens hood which is handy to reduce lens flare and glare in your photos.
Popular Comparisons of Sigma 800mm F5.6 EX DG HSM
Here is the eight most popular comparisons of Sigma 800mm F5.6 EX DG HSM amongst Camera Decision readers.