Central sharpness is very good at f/1.8 and f/2, excellent from f/2.8 through to f/5.6, very good from f/8 to f/16 and fair at f/22. The edges are good at f/1.8 and f/2, very good from f/2.8 to f ...
Sigma's 18-50mm F2.8 DC DN is the first third-party lens to be licensed to use Canon's RF mirrorless lens mount. It, along with the forthcoming 10-80mm F2.8, four F1.4 DC DN primes and Tamron's ...