Given a photo collection of “unconstrained” face images of one individual captured under a variety of unknown pose, expression, and illumination conditions, this paper presents a method for ...

Sigma has released details of a new version of its compact, interchangeable-lens camera, the fp L, with an L-mount, 61-megapixel resolution and support for 4K UHD recording.

Sigma has announced its first lenses for the Fujifilm X-mount, a trio of primes covering 16mm, 30mm and 56mm focal lengths, all with f/1.4 maximum apertures.