Rokinon 16mm f/2.0 ED AS UMC
The Rokinon 16mm f/2.0 is a 16mm f/2 lens designed for Canon EF, Nikon F, Sony E, Micro Four Thirds mount cameras. Check GearFocus for current availability, with buyer protection on every purchase.

Rokinon 16mm f/2.0 ED AS UMC
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Lens Overview — Rokinon 16mm f/2.0
Key Features — Rokinon 16mm f/2.0
16mm f/2.0 Prime: A fixed 16mm focal length with a fast f/2.0 maximum aperture delivers a broad wide-angle perspective with strong light-gathering capability on APS-C sensors.
APS-C Format Coverage: Designed specifically for APS-C sensors, producing a field of view equivalent to approximately 24mm on a full-frame camera.
Manual Focus Only: No autofocus system is included, giving photographers full mechanical control over focus via the manual focus ring.
ED & AS Optical Elements: Extra-low Dispersion and Aspherical elements work together to reduce chromatic aberration and distortion across the frame.
UMC Lens Coating: Ultra Multi-Coating minimizes lens flare and ghosting, helping to maintain contrast and color accuracy in high-contrast or backlit scenes.
Multi-Mount Compatibility: Available in Canon EF, Nikon F, Sony E, and Micro Four Thirds mounts, making it adaptable across a wide range of camera systems.
Lens Specifications — Rokinon 16mm f/2.0
| Spec | Detail |
|---|---|
| Use Cases | Astrophotography, Travel |
| Lens Type | Wide-Angle |
| Format | APS-C |
| Zoom/Prime | Prime |
| Focal Length | 16mm |
| Maximum Aperture | f/2 |
| Camera System | Mirrorless |
| Lens Mount | Canon EF, Nikon F, Sony E, Micro Four Thirds |
| Autofocus | No |
| Focus Type | Manual |
| Image Stabilization | None |
| Filter Thread | 77mm |
Description — Rokinon 16mm f/2.0
The Rokinon 16mm f/2.0 ED AS UMC is a wide-angle prime lens built for APS-C format mirrorless camera systems. Its f/2.0 maximum aperture makes it one of the faster options in the wide-angle category, offering flexibility when light is limited. Operating at a fixed 16mm focal length, this lens is well-matched to wide-perspective subjects including landscapes, urban environments, and interior spaces.
It is a manual focus only lens with no autofocus capability, appealing to photographers who prefer deliberate, hands-on focus control. The 77mm filter thread is a practical size for those who regularly use screw-on filters. Weighing 613 grams, the lens has a tangible, solid feel in hand.
Mount options include Canon EF, Nikon F, Sony E, and Micro Four Thirds, giving it broad compatibility across multiple camera ecosystems. Image stabilization is not present, so steady technique or in-body stabilization support is advisable. This lens is categorized across both DSLR and mirrorless lens segments, reflecting its multi-mount availability.
Pros — Rokinon 16mm f/2.0
- ✓Fast f/2.0 maximum aperture provides strong light-gathering capability for a wide-angle prime
- ✓16mm focal length delivers a broad wide-angle perspective on APS-C sensors
- ✓Compatible with four mount systems: Canon EF, Nikon F, Sony E, and Micro Four Thirds
Cons — Rokinon 16mm f/2.0
- ✗Fully manual focus only — no autofocus support, which may not suit all shooting styles or fast-moving subjects
- ✗No image stabilization, which can be a limitation in low-light handheld shooting
- ✗APS-C-only format limits compatibility to crop-sensor bodies
Videos — Rokinon 16mm f/2.0
Samyang 16mm f/2 ED AS UMC lens review with samples — Christopher Frost









