Comparing Sigma’s New 18-50mm f/2.8 to Sony’s 16-50 f/3.5-5.6
Sigma today announced its new 18-50mm /f2. 8 DC DN lens — a small zoom lens for mirrorless cameras with APS-C sensors — and photographer Gordon Laing decided to see how it compared to Sony’s 16-50 f/3. petapixel.com »