Optical design of the 300mm f/2.8 FE A new Sigma patent published today unveils two superb new lens options for us Sony shooters Sigma 300mm f/2.8 for mirrorless system cameras (which definitely means there will be an E and L-mount… The post WOW! New Sigma patent discloses the design of a new 300mm f/2.8 and 400mm f/4.0 for Sony FE! appeared first on sonyalpharumors....
Published By: SonyAlphaRumors - Thursday, 15 October, 2020