Tamron Announces 3 Prime Lenses for Sony FE Mount

Tamron has announced three new and very compact F2.8 prime lenses for Sony full-frame E-mount.

The new ‘Di III OSD M1:2’ lenses come in three focal lengths: 20, 24 and 35mm.

The lenses are the same size and same weight (around 215g/7.6oz), and use the same 67mm filter thread. Minimum focus distances range from 11 to 15cm (4.3″ to 5.9″) and the maximum magnification of all three is 0.5x.

All three lenses are priced at $349. The 24mm and 35mm will be available on November 20th, with the 20mm coming in January 2020.

20mm F/2.8 Di III OSD M1:2（Model F050)

Specifications

Focal Length: 20mm
Maximum Aperture: F/2.8
Angle of View: 94°30′(for full-frame mirrorless format)
Optical Construction: 10 elements in 9 groups
Minimum Object Distance: 0.11m (4.3 in)
Maximum Magnification Ratio: 1:2
Filter Size: Φ67mm
Maximum Diameter: Φ73mm
Length:* 64mm (2.5 in)
Weight: 220g (7.8 oz)
Aperture Blades: 7 (circular diaphragm)**
Minumum Aperture: F/22

Full details and sample images for the F050 can be found on Tamron’s F050 Product Page.

24mm F/2.8 Di III OSD M1:2（Model F051)

Specifications

Focal Length: 24mm
Maximum Aperture: F/2.8
Angle of View: 84°04′(for full-frame mirrorless format)
Optical Construction: 10 elements in 9 groups
Minimum Object Distance: 0.12m (4.7 in)
Maximum Magnification Ratio: 1:2
Filter Size: Φ67mm
Maximum Diameter: Φ73mm
Length:* 64mm (2.5 in)
Weight: 215g (7.6 oz)
Aperture Blades: 7 (circular diaphragm)**
Minumum Aperture: F/22

Full details and sample images for the F051 can be found on Tamron’s F050 Product Page.

35mm F/2.8 Di III OSD M1:2（Model F053)

Specifications

Focal Length: 35mm
Maximum Aperture: F/2.8
Angle of View: 63°26′(for full-frame mirrorless format)
Optical Construction: 9 elements in 8 groups
Minimum Object Distance: 0.15m (5.9 in)
Maximum Magnification Ratio: 1:2
Filter Size: Φ67mm
Maximum Diameter: Φ73mm
Length:* 64mm (2.5 in)
Weight: 210g (7.4 oz)
Aperture Blades: 7 (circular diaphragm)**
Minumum Aperture: F/22