N°1023864 · Family detail
SamyangMirror·MINOLTA/SONY A mount

Samyang Reflex 300mm F/6.3 ED UMC CS / Rokinon Reflex 300mm F/6.3 ED UMC CS

Specifications01

Focal length300mm
Max aperturef/6.3
TypeMirror · Telephoto · Prime
Weight260 g
Physical length74 mm
Min focus distance10 m

Summary02

Reflex (mirror) telephoto lens with a fixed 300mm focal length and f/6.3 maximum aperture for use on Sony/Minolta A-mount DSLRs. Suited for distant subjects like wildlife or sports.

AI-assisted summary — verify against linked sources

Specifications from dpreview

Where can this lens be adapted?

The Minolta / Sony A mount has a flange distance of 44.5 mm. A plain adapter fits a camera whose flange distance is at least 1.46 mm shorter. How lens adapters work

  • A-mount lenses have no aperture ring. Use an adapter with its own aperture control, or an electronic adapter.
  • DT lenses cover APS-C only.
  • Sony EAdapter · 26.5 mm
  • Canon RFAdapter · 24.5 mm
  • Nikon ZAdapter · 28.5 mm
  • Fujifilm XAdapter · 26.8 mm
  • L-MountAdapter · 24.5 mm
  • Micro Four ThirdsAdapter · 25.25 mm
  • Fujifilm G (GFX)Adapter · 17.8 mm
  • Canon EF-MAdapter · 26.5 mm

No plain adapter reaches infinity focus on: Canon EF, Nikon F.

Sources03

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