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Samyang 20mm T/1.9 ED AS UMC Lens
For Sony A Mount
Fixed focal-length. No zoom.
Rectilinear are normal lenses that show straight lines as straight lines.
Thread size in milimeters for screw-on filters.77
Manual Focus Only lens.Lens Description
The Samyang 20mm T/1.9 ED AS UMC is an ultra-wide prime designed for cameras with Full-Frame sensors. This bright prime has a 20mm focal-length.
This prime is capable of focusing down to 20cm from the imaging plane. The lens is not capable of autofocus and so the focus-distance must always be manually adjusted via the focus-ring.
This version has a Sony A lens mount. Follow this link to see all current compatible digital cameras: Sony A mount cameras with Full-Frame or larger sensor. Samyang also made this lens available for Canon EF, Nikon F, Pentax K, Sony E, Fujifilm X, Canon M, Four-Thirds, Micro Four-Thirds mounts.
Samyang 20mm T/1.9 ED AS UMC Specifications
| Brand | Samyang | Model | 20mm T/1.9 ED AS UMC |
|---|---|---|---|
| Mount | Max FLM | 1X | |
| Focal Length | 20mm | View Angle | 94° |
| Max Aperture | F/1.9 | Min Aperture | F/22 |
| Min Focus | 20cm | Magnification | Unknown |
| Filter Size | 77mm | Aperture Blades | 7 |
| Size (D x L) | 83 x 87.9mm | Weight | 498g |
| Tilt | N / A | Shift | N / A |
| Stabilization | Protection | None | |
| Zoom Drive | Mechanic | Focus Drive | Manual Focus only |
| Zoom Mechanism | N / A | Focus Mechanism | Internal |
| Hood | Bayonet | Focus Motor | N / A |
| Perspective | Rectilinear | Introduced | 2016-08-06 |
| Limitations | Completely manual lens. Aperture must be operated manually. Manual focus only. | ||
Similar Lenses For Sony A Mount
Here are the newest lenses matching or exceeding major specifications of the Samyang 20mm T/1.9 ED AS UMC. They cover the same focal-range with a similar aperture and are available for the same lens mount and imaging circle coverage.
ZY Optics Mitakon Creator 20mm F/2
Samyang 20mm F/1.8 ED AS UMC
Samyang 24mm F/1.4 ED AS UMC
Sony Zeiss Distagon T* 24mm F/2 ZA SSM
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Samyang 20mm F/1.9 Facts
Fixed focal-length. No zoom.Rectilinear are normal lenses that show straight lines as straight lines.Thread size in milimeters for screw-on filters.77Manual Focus Only lens.| 20mm Focal-Length | F/1.9 Constant Aperture |
| 77mm Filter Thread | Manual Focus only |
| Sony A Mount | 1 Max Crop-Factor |
| 498g Lens Weight | 83 x 87.9mm (D x L) |
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