Sigma DP2 Quattro: lens sharpness
Sigma DP2 Quattro: lens sharpness Introduction The Sigma DP2 Quattro would have benefited from a faster lens, especially for focussing in low light. f/2.8 is what you’d expect for a fixed zoom lens and...
photography
Sigma DP2 Quattro: lens sharpness Introduction The Sigma DP2 Quattro would have benefited from a faster lens, especially for focussing in low light. f/2.8 is what you’d expect for a fixed zoom lens and...