Tamron 20mm F/2.8 Di III OSD (F050 Sony E)

The Tamron 20mm f/2.8 Di III OSD (Model F050) is a compact ultra wide-angle prime lens designed for Sony E-mount full-frame mirrorless cameras. Combining a bright f/2.8 aperture with close-focusing capabilities, this lens offers a unique balance of wide perspective and macro-style detail, making it ideal for both creative and everyday photography.

Core Advantages

Ultra Wide-Angle Perspective
With a 20mm focal length, this lens captures expansive scenes with strong depth and perspective, making it suitable for landscapes, architecture, and environmental shots.

Bright f/2.8 Aperture
The constant f/2.8 aperture allows for effective low-light shooting and creative depth-of-field control.

1:2 Close-Up Magnification
Offers impressive close-focusing performance with a minimum object distance of just 0.11m, enabling detailed close-up images with dramatic wide-angle perspective.

Autofocus & Handling

• Equipped with OSD (Optimized Silent Drive) motor for quiet and smooth autofocus
• Suitable for both still photography and video recording
• Supports Sony features such as Eye AF and Fast Hybrid AF

Optical Performance

• Uses LD (Low Dispersion) elements to reduce chromatic aberration
• Incorporates GM (Glass Molded Aspherical) elements for improved sharpness and reduced distortion
• BBAR coating minimizes flare and ghosting for clearer images

Build & Durability

• Lightweight and compact design for portability
• Moisture-resistant construction for outdoor shooting
• Fluorine coating on the front element to repel water, dust, and fingerprints

Technical Specifications

• Mount: Sony E (Full-frame compatible)
• Model: F050
• Focal Length: 20mm
• Maximum Aperture: f/2.8
• Minimum Aperture: f/22
• Minimum Focus Distance: 0.11m
• Maximum Magnification: 1:2
• Autofocus Motor: OSD
• Filter Size: 67mm
• Lens Type: Ultra wide-angle prime

Compatibility

Compatible with Sony E-mount cameras including:

• Full-frame models (Alpha A7 series, A9 series)
• APS-C models (A6000 series, ZV-E10)