This is the size comparison between the newly announced Tamron 28-75mm F2.8 Di III RXD lens and the other two rival FE lenses. You can see the Tamron 28-75mm lens is much more compact then the Sony FE 2.8 GM lens.
- E-Mount Lens/Full-Frame Format
- Constant f/2.8 Maximum Aperture
- RXD Stepping AF Motor
- Fluorine-Coated Front Element
- Moisture-Resistant Construction
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