N°409430 · Family detail
Sigma[-XQ]Mirror·T MOUNT mount·1971
Sigma MF 500mm F/4 Mirror Ultra-Telephoto
Specifications01
MountT MOUNT
Focal length500mm
Max aperturef/4
TypeMirror · Telephoto · Prime
Release year1971
Weight3200 g
Min focus distance15 m
Optical elements5
Groups5
AutofocusNo
StabilizationNo
Aperture controlNone
Lens hoodNot available
Production statusDiscontinued
Additional Info02
Lens TypePrime lens
Field Notes02
500mm f/4 mirror ultra-telephoto lens in T-mount form, intended for distant subjects such as wildlife or sports. Uses a mirror optical design and multi-coating to reflect light.
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Other Mounts03
No alternate mounts are indexed for this family yet.