As you know Sigma shared only little info about this lens (here at BHphoto). But Sigma France share some more tidbits like construction, size and weight: 20 elements in 15 groups (3 Aspherical, 6 FLD, 2SLD) 205mm long 90,6mm max diameter 1335g (1345g for L-mount version) Filter size 77mm Merci beaucoup! – Thanks to the…...
Published By: SonyAlphaRumors - Friday, 6 October, 2023