Officially announced: World’s lightest 50mm f/1.2 lens from Sigma


This post is by SonyAlpha Admin from sonyalpharumors

Preorders: In USA: BHphoto, Amazon, Adorama. In Europe: FotoErhardt, Fotokoch, Reviews: SonyAlphaBlog. Comparison with the Sigma 50mm f/1.4: New lens has 40cm close focus instead of 45cm close focus of the f/1.4 New lens has 17 elements in 12 groups instead of the 14 elements in 11 groups 13 aperture blades instead of the 11…