CameraReview

Tamron 12-20mm f/2.8 (Model A084)

Tamron · 12–20 mm · f/2.8

Tamron 12-20mm f/2.8 (Model A084)

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General

BrandTamron
Release Year2026
Production Status
Current status of lens manufacturing (e.g., in production, discontinued).
In Production
Lens Mount
The lens mount will tell you what type of lens range you can fit onto the camera body. Often the same camera company will have different lens ranges for different cameras.
Sony E
System
Indicates which camera system the lens is designed to attach to.
Sony E
Maximum Format
Largest sensor size compatible with the lens.
Full Frame

Physical

Lens Weight570 g
Lens Diameter
Width of the lens at its widest point
90 mm
Lens Length
How long the lens is from front to back.
119.3 mm
Front Filter Compatible
Some lenses are compatible with front filters, some are compatible with back filters and some are compatible with both. Front filters are usually more convenient to add and remove.
No

Optics

Focal Range
Shortest to longest focal length of the lens (zoom range start - end )
12–20 mm
Aperture Range
Largest aperture at the lens's shortest focal length to longest focal length (aperture range start - end)
2.8
Focal Length Angle of View121.97°–94.5°
Flange Focal Distance
Distance from lens mount to sensor.
18 mm
Diaphragm Type
Structure and design of the aperture
Automatic
Blades
Number of diaphragm blades in aperture
12020
Zoom Lens
Zoom allows you to vary the focal length, change between long shots and close-ups
Yes
Zoom Mechanism
System enabling zoom function
Manual
Zoom Ring
If zooming is adjusted using a zoom ring
Yes
Zoom Type
The design or approach to zooming
Rotary
Closest Focusing Distance
Minimum distance for a subject to be in focus.
18 cm01500
Maximum Magnification
Largest size a subject can be reproduced
0.17x
Autofocus ModeYes
Manual ModeYes
Manual Focusing RingYes

Features

Weather Sealing
Weather sealing capabilities will give you more confidence when shooting in unfavourable conditions.
Yes
Fluorine Coating
Coating to repel water and oil from lens elements.
Yes
Built In Lens HoodYes
Lens Hood TypePetal
Zoom Lock
Zoom lock allows the zoom ring to be locked at the desired focal length
Yes

Construction

Elements
Lens elements refer to individual pieces of glass within the lens.
17
Groups12
Aspherical Elements
The number of aspherical lens elements which can help correct aberrations such as spherical aberration.
4
Low Dispersion
Elements that reduce chromatic aberration
4