Leica APO-Summicron-SL 35mm f2 ASPH Filter Size_39mm it uses the subject's eye

it uses the subject's eye as the AF point

Since its first endeavor into the world of optical products in 1917

By rear lighting the white background itself there is no longer a need to use a background light behind the subject

and the auto exposure camera functions can operate the lens iris to adjust light transmission

Leica APO-Summicron-SL 35mm f2 ASPH Filter Size_39mm it uses the subject's eyeAs a moderate wide angle prime, the APO Summicron SL 35 f 2 ASPH is almost a universal lens. Its fast autofocus, robust design and construction and exceptional imaging quality make it an outstanding lens for reportage and a convincing choice for other areas of photography such as architecture, landscapes, portraiture and studio work. It is perfectly matched to the cutting edge SL System and has been conceived for a long working life under professional