An upcoming Voigtlander Portrait Heliar 75mm f/1.8 lens includes a spherical convergence control ring that will adjust the look of the out-of-focus areas of the image from a soft focus type look ...

The Insta360 4X is one of the market’s most advanced consumer spherical cameras. It can also be used as a standard action camera by setting it up with just a single lens. This is certainly one ...

with the crystalline lens acting as an aspheric compensator for providing a (partial) correction of corneal spherical aberration and avoiding major generation of off-axis coma. Because the angle ...