This is a Tamron-made lens that comes with auto focus to give you the best setting for each picture. Furthermore, it is a zoom lens.
From Camix
Tamron 11-20mm f2.8 Di III-A RXD For Fujifilm X [Brand New]
CVP
Tamron 11-20mm F/2.8 Di III-A RXD - Fuji X
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