Sigma has officially launched its first-ever lens for Canon RF-mount: the 18-50mm F2.8 DC DN Contemporary. We knew the lens was on its way after Canon finally gave the key to the door of its RF ...

and retailers such as Wex here in the UK are bundling Canon APS-C bodies like the EOS R100 and R50 with the Sigma 18-50mm f/2 ...

The choice would appear to be between a faster lens or a more extended zoom. If the decision is made for the f/2.8 aperture, then we have a choice of one and it is, fortunately, fairly priced.

At 50mm, central sharpness is excellent from f ... The taller the column, the better the lens performance. CA (Chromatic Aberration) is very well controlled at the centre, all the way through ...