20-40mm F/2.8 Di III VXD (Model A062)
Sony E
Tamron 20-40mm F/2.8 Di III VXD (Model A062)

About

This is a cropped frame Sony E mount lens introduced by Tamron 2 years ago. Its focal range is 3161mm FFE with an aperture of ƒ/2.8. You can find a review of it on DPReview.

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KEH is American and has slightly higher grading standards, while MPB is originally from the UK. Both are global leaders in used lens trading.