Sigma's DC DN Contemporary f/1.4 primes are available in 16mm, 23mm, 30mm and 56mm versions They're designed for crop-sensor ...

This Tamron lens has a constant maximum aperture of f/2.8, so it can use faster shutter speeds in dim light and produce more beautifully blurred backgrounds than Nikon’s 24–70mm f/4 S.

The edges are excellent at f/2.8 and f/4, outstanding at f/5.6 ... The taller the column, the better the lens performance. CA (Chromatic Aberration) is measured with any in-camera corrections ...

The edges are very good at f/2.8 and f/4, excellent at f/5.6 and f/8 ... The taller the column, the better the lens performance. CA (Chromatic Aberration) is very well controlled at the centre ...

The Canon EOS R1 has been a long time coming, but finally there’s a true RF mount successor to the much loved EOS-1D X Mark ...