A Canon patent was found over at Northlight Images for a 50mm/1.8, which was replaced relatively recently, and a APS-C 30mm/1.8 lens has appeared at the Japanese patent office (No. 2017-102352 ) Full frame lens specifications: Focal length 51.60mm F number 1.85 Field angle 22.75 Image Height 21.64mm Lens total length 84.19mm BF 39.08mm APS-C lens […]
from Nikon Digital SLR Camera
via Patent: EF-S 30mm f/1.8 & EF 50mm f/1.8
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