N°88637 · Family detail
SamyangWide·SONY E mount

Samyang 21mm F/1.4 ED AS UMC CS / Rokinon 21mm F/1.4 ED AS UMC CS

Specifications01

MountSONY E
Focal length21mm
Max aperturef/1.4
TypeWide · Prime
Weight275 g
Physical length68 mm
Min focus distance28 m

Summary02

A 21mm f/1.4 wide-angle prime lens for Sony E APS-C sensors (Samyang/Rokinon). Designed for wide-angle photography such as landscapes and low-light scenes.

AI-assisted summary — verify against linked sources

Specifications from dpreview

Where can this lens be adapted?

The Sony E mount has a flange distance of 18 mm. A plain adapter fits a camera whose flange distance is at least 1.46 mm shorter. How lens adapters work

  • Sony lenses named "E" (not "FE") cover APS-C only.
  • Native lenses set the aperture, and often the focus, electronically. On a plain adapter they do not work. Use an electronic adapter made for this pair; for many pairs nobody makes one. Fully manual lenses are the exception.
  • Sony ENative
  • Nikon ZAdapter · 2 mm

No plain adapter reaches infinity focus on: Canon RF, Fujifilm X, L-Mount, Micro Four Thirds, Fujifilm G (GFX), Canon EF-M, Canon EF, Nikon F.

Sources03

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