Sony 55mm F1.8 ens patent is pending, the lens is developed for Fullframe E-Mount mirrorless camera, take a look at the details below.. also keep in mind that the text you see below is translated from Japanese so it might contain some errors.
Sony corresponds to a less full-size mirror 55mm F1.8 and 50mm F1.8 is pending patent. It seems to be a very high performance.
Explanation and self-interpretation of the patent literature
- Patent Publication No. 2015-68910
- Published 2015.4.13
- Filing date 2013.9.27
- Sony patents
- 3-unit construction of positive and negative positive
- Inner focus (the second group)
See more Sony Patents
