Sigma 400mm F5.6 APO HSM
Launched September 1994

400mm f5.6 1994

Sigma 400mm F5.6

World first Apochromatic Ultra telephoto lens with macro capability of 1:3 reproduction ratio. The lens has a great advantage to take macro photography of moving subjects which needs longer working distance. Incorporating inner focusing of 2nd and 4th lens group with two Special Low Dispersion glasses, the lens produce high optical performance for the subject from infinity to macro focus range.

The lens has a matte “ZEN” finish like other Sigma lenses. This new lens will be available in AF and MF mounts for major S.L.R. cameras from December 12th, 1994.

Construction 10 Elements in 7 Groups
Focal Length 400mm
Maximum Aperture ƒ5.6
Minimum Aperture ƒ22
Field of View 6.2°
Minimum Focus Distance 160cm
Number of blades 9
Maximum Magnification 1:3
Zooming System N/A
Filter Size 77mm
Diameter 92.5mm (max.)
Length 257.2mm
Weight 1,645g
SRP at launch: £2,500
Available Mounts: AF: Canon, Sigma, Nikon, Pentax, Minolta

MF: Nikon, Canon, Minolta, Pentax, Olympus, Ricoh, Contax, Yashica