Asobinet spotted a newly published Sigma patent that described the optical design of the 28mm f/1. 4 DG DN and 14mm f/2 DG DN lenses. Focal length: 14. 48 F-value: 2. 07 Angle of view: 114. 27 Image height: 21.
63 Total length: 128. 00 Back focus: 20. 0000 Focal length: 27. 50 F-value: 1. 46 Angle of view: 76. 53 Image height: 21. 63 Overall…. sonyalpharumors.com
2023-6-21 16:53