Quick answer
The Rokinon 10mm f/2.8 ED AS NCS CS is a ultra-wide prime lens covering 10mm at f/2.8 for the Canon EF mount. Its bright maximum aperture handles indoor and evening light reasonably well.
About this lens
Rokinon 10mm f/2.8 ED AS NCS CS: a wide-angle prime lens with a 10mm focal length and a maximum aperture of f/2.8, made for Canon EF mount cameras, with extra-low dispersion glass and aspherical elements. The wide view suits landscapes, architecture and environmental shots.
Rokinon 10mm f/2.8 ED AS NCS CS specifications
- Brand
- Rokinon
- Mount
- Canon EF
- Focal length
- 10mm
- Maximum aperture
- f/2.8
- Lens type
- Prime
- Optical construction
- 14 elements in 9 groups
- Minimum focus distance
- 0.24 m
Specification source: lksamyang.com
What can you shoot with the Rokinon 10mm f/2.8 ED AS NCS CS?
At 10mm this is a ultra-wide prime, which typically suits:
- Landscapes and big skies
- Architecture and interiors
- Astrophotography and night skies
Its bright maximum aperture handles indoor and evening light reasonably well.
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 | 10mm | 121.9° | 130.4° |
| APS-C | 1.6x | 16mm | 96.7° | 107° |
Frequently asked questions
What mount does the Rokinon 10mm f/2.8 ED AS NCS CS use?
It uses the Canon EF mount, so it fits Canon EF cameras directly.
What is the focal length of the Rokinon 10mm f/2.8 ED AS NCS CS?
It is a fixed 10mm lens with a maximum aperture of f/2.8. That makes it a ultra-wide lens.
Is the Rokinon 10mm f/2.8 ED AS NCS CS a prime or a zoom lens?
It is a prime lens with a fixed 10mm focal length. Primes usually open wider than zooms; this one opens to f/2.8.
What is the Rokinon 10mm f/2.8 ED AS NCS CS equivalent on a crop sensor?
On APS-C (1.6x crop) it frames like 16mm on full frame, with a 96.7° horizontal and 107° diagonal field of view. These figures are calculated from the focal length and crop factor.
Which cameras does the Rokinon 10mm f/2.8 ED AS NCS CS fit?
Any Canon EF-mount camera, including Canon EOS 1D X, Canon EOS 5D, Canon EOS 5D Mark II, Canon EOS 5D Mark III, and Canon EOS 5D Mark IV and 7 more.
Alternatives for Canon EF from other brands
All Canon EF lensesSame mount, overlapping focal range, closest maximum aperture first.
