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Quick answer
The Rokinon 12mm f/2.0 NCS CS is a ultra-wide prime lens covering 12mm at f/2.0 for the Sony A mount. Its fast maximum aperture helps in dim light and gives good subject separation.
About this lens
The Rokinon 12mm f/2.0 NCS CS is a fast wide-angle prime lens covering 12mm at f/2.0 for Sony A mount cameras. The wide view suits landscapes, architecture and environmental shots.
Rokinon 12mm f/2.0 NCS CS specifications
What can you shoot with the Rokinon 12mm f/2.0 NCS CS?
At 12mm this is a ultra-wide prime, which typically suits:
- Landscapes and big skies
- Architecture and interiors
- Astrophotography and night skies
Its fast maximum aperture helps in dim light and gives good subject separation.
Full-frame equivalent and field of view
Calculated from the focal length and crop factor. Not measured.
| Sensor | Crop | Equivalent | Horizontal FOV | Diagonal FOV |
|---|---|---|---|---|
| Full frame | 1.0x | 12mm | 112.6° | 122° |
| APS-C | 1.5x | 18mm | 90° | 100.5° |
Frequently asked questions
What mount does the Rokinon 12mm f/2.0 NCS CS use?
It uses the Sony A mount, so it fits Sony A cameras directly.
What is the focal length of the Rokinon 12mm f/2.0 NCS CS?
It is a fixed 12mm lens with a maximum aperture of f/2.0. That makes it a ultra-wide lens.
Is the Rokinon 12mm f/2.0 NCS CS a prime or a zoom lens?
It is a prime lens with a fixed 12mm focal length. Primes usually open wider than zooms; this one opens to f/2.0.
What is the Rokinon 12mm f/2.0 NCS CS equivalent on a crop sensor?
On APS-C (1.5x crop) it frames like 18mm on full frame, with a 90° horizontal and 100.5° diagonal field of view. These figures are calculated from the focal length and crop factor.
Which cameras does the Rokinon 12mm f/2.0 NCS CS fit?
Any Sony A-mount camera, including Sony A100, Sony A200, Sony A230, Sony A290, and Sony A300 and 24 more.
Alternatives for Sony A from other brands
All Sony A lensesSame mount, overlapping focal range, closest maximum aperture first.