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Tamron 20mm f/2.8 Di III OSD M 1:2 Sony E
This lens offers a lightweight, compact design perfect for everyday use with full-frame Sony E-mount cameras. Its wide aperture of f/2.8 allows for excellent performance in various lighting conditions. The lens features advanced optics, including low dispersion and aspherical elements, for clear, sharp images with accurate colours. It excels in close-up photography with a 1:2 magnification ratio and 4.3" minimum focusing distance. The quiet autofocus and moisture-resistant design enhance its versatility in different environments.
Features
- E-Mount Lens/Full-Frame Format
- Aperture Range: f/2.8 to f/22
- Three Low Dispersion Elements
- One Aspherical Element
Sleek and Ultra-Wide Design
Sleek and ultra-wide describe the 20mm f/2.8 Di III OSD M 1:2 Lens from Tamron; a flexible wide-angle prime designed for full-frame Sony E-mount mirrorless cameras. This lens uses a modestly bright maximum aperture to achieve a svelte and lightweight profile that is ideal for everyday, walkaround shooting. Also contributing to its versatility is a half life-size 1:2 maximum magnification ratio and 4.3" minimum focusing distance for working with close-up subjects. An OSD stepping motor achieves fast and near-silent autofocus performance along with full-time manual focus override. Additionally, the lens sports a moisture-resistant physical design along with a fluorine coating to suit working in inclement conditions.
Wide-angle prime is designed for full-frame Sony E-mount mirrorless cameras, however is also suitable for use with APS-C models where it provides a 30mm equivalent focal length.
Performance and Features
Modestly bright f/2.8 maximum aperture strikes a balance between being suitable for working in available lighting conditions and realizing an impressively compact and lightweight profile.
- Three LD (Low Dispersion) elements reduce chromatic aberrations and color fringing in order to produce increased clarity and color fidelity.
- One molded glass aspherical element suppresses distortion and spherical aberrations for greater sharpness and more accurate rendering.
- BBAR (Broad-Band Anti-Reflection) coating has been applied to lens elements to reduce surface reflections and prevent lens flare and ghosting for increased contrast and color accuracy.
Close-Up Shooting Capabilities
Ideal for close-up shooting, this lens offers a half life-size 1:2 maximum magnification along with a minimum focusing distance of 4.3" to suit working at near distances.
- OSD stepping motor offers especially quiet, fast, and precise autofocus performance along with full-time manual focus override.
- A moisture-resistant construction benefits this lens' use in inclement conditions, and a fluorine coating has also been applied to the front lens element to protect against dust, dirt, and smearing.
- Rounded seven-blade diaphragm contributes to a pleasing bokeh quality.
Specifications
Lens Specifications
- Focal Length
- 20mm
- Maximum Aperture
- f/2.8
- Minimum Aperture
- f/22
- Lens Mount
- Sony E
- Format Compatibility
- Full-Frame
- Angle of View
- 94° 30'
- Maximum Magnification
- 0.5x
- Macro Reproduction Ratio
- 1:2
- Minimum Focus Distance
- 4.3" / 10.92 cm
- Optical Design
- 10 Elements in 9 Groups
- Diaphragm Blades
- 7, Rounded
- Focus Type
- Autofocus
- Image Stabilization
- No
- Filter Size
- 67 mm (Front)
- Dimensions (ø x L)
- 2.87 x 2.5" / 73 x 63.5 mm
- Weight
- 7.8 oz / 221 g