
Sigma Patent P2026079898: The Ultimate Prime Trio Unveiled – 85mm F1.2, 105mm F1.4, and 135mm F1.4 A newly published patent (P2026079898) reveals that Sigma is actively developing optical formulas for what could be the ultimate portrait prime trio for full-frame mirrorless systems. The patent outlines specifications for three incredibly fast telephoto lenses: an 85mm F1.2, […]



