Sigma CEO Kazuto Yamaki released an interesting interview at DSLRmagazine (google translation here). Highlights of the interview can be read at MirrorlessRumors. Mr. Kazuto also gave an explanation why they do not plan yet to make lenses for the Full Frame E-mount system. He said the diameter is very small and makes it difficult to … Continue reading Sigma says E-mount diameter is small and makes it difficult to design high quality Full Frame lenses.