Tamron patented a bunch of zooms for APS-C and FF mirrorless system cameras: 18-50mm F3.6-5.3 for APS-C Focal length 18.528 29.994 49.967 F value 3.605 4.324 5.308 Half angle of view 39.012 25.350 15.652 Image height 14.250 14.250 14.250 Overall length 97.833 104.114 119.002 Back focus 37.320 25-115mm F4 for full size Focal length… The post New Tamron patent discloses the 18-50mm f/3.6-5.3 for APS-C and 24-120mm f/4.0 for FF lenses appeared first on sonyalpharumors....
Published By: SonyAlphaRumors - Friday, 1 April, 2022