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Tamron Di III 20mm F/2.8 OSD M1:2 Lens
Weatherproof - Seals protect from dust, humidity and light splashing.
Fixed focal-length. No zoom.
Rectilinear are normal lenses that show straight lines as straight lines.
Thread size in milimeters for screw-on filters.67
Quick-Shift Autofocus, also called Direct Manual-Focus (DMF).Lens Description
The Tamron Di III 20mm F/2.8 OSD M1:2 is an ultra-wide prime designed for cameras with a Full-Frame sensor. This bright prime has a 20mm focal-length.
This prime lens focuses down to 11cm from the imaging plane, capturing subject with a maximum 0.5X magnification. The moderate manification of the Tamron Di III 20mm F/2.8 OSD M1:2 makes it capable of closeup photography. The lens offers a Quick-Shift AF system which lets the user simply rotate the focus-ring to focus manually. A built-in focus motor is used to set the focus-distance. It allowed Tamron to optimize the motor precisely for this lens in order to maximize performance.
The lens weighs 220g. Its body is weatherproof against adverse weather such as rain and snow. Seals in key areas prevent entry of water and dust.
This lens is only available for the Sony E mount. It directly attaches and is fully compatible with all Sony E mount cameras with Full-Frame or smaller sensors.
Focal-Range
Angle-Of-View
Maximum Aperture
Viewing Angle Range
Maximum Aperture
Magnification
Weight
Tamron Di III 20mm F/2.8 OSD M1:2 Specifications
| Brand | Tamron | Model | Di III 20mm F/2.8 OSD M1:2 |
|---|---|---|---|
| Mount | Sony E | Max FLM | 1X |
| Focal Length | 20mm | View Angle | 94° |
| Max Aperture | F/2.8 | Min Aperture | F/22 |
| Min Focus | 11cm | Magnification | 0.5X |
| Filter Size | 67mm | Aperture Blades | 7 |
| Size (D x L) | 73 x 64mm | Weight | 220g |
| Tilt | N / A | Shift | N / A |
| Stabilization | Protection | Weatherproof | |
| Zoom Drive | N / A | Focus Drive | AF with Quick-Shift |
| Zoom Mechanism | N / A | Focus Mechanism | Internal |
| Hood | Bayonet | Focus Motor | Internal |
| Perspective | Rectilinear | Introduced | 2019-10-23 |
Similar Lenses For Sony E Mount
Here are the newest lenses matching or exceeding major specifications of the Tamron Di III 20mm F/2.8 OSD M1:2. They cover the same focal-range with a similar aperture and are available for the same lens mount and imaging circle coverage.
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Sigma A 20mm F/1.4 DG DN
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Sigma C DN 24mm F/2 DG
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Tamron 20mm F/2.8 Facts
Weatherproof - Seals protect from dust, humidity and light splashing.Fixed focal-length. No zoom.Rectilinear are normal lenses that show straight lines as straight lines.Thread size in milimeters for screw-on filters.67Quick-Shift Autofocus, also called Direct Manual-Focus (DMF).| 20mm Focal-Length | F/2.8 Constant Aperture |
| 67mm Filter Thread | AF with Quick-Shift |
| Sony E Mount | Full-Frame Coverage |
| 220g Lens Weight | 73 x 64mm (D x L) |
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