1.4 FF lenses

A newly published Cosina/Voigtlander patent disclosed the specs of two new lenses: 23mm f/1.2 APS-C Focal length: 23.6 F-value: 1.22 Half angle of view: 31.5 Image height: 14.2 Overall length: 55.7 Back focus: 14.8 35mm f/1.4 FF lenses Focal length: 34.3 F-value: 1.21 Half angle of view: 32.4 Image height: 21.6 Overall length: 71.8 Back…...