Sigma 17-50mm F2.8 EX DC HSM Pentax on Pentax K-3 vs Sigma 17-70mm F2.8-4 DC MACRO HSM C Pentax on Pentax K-3

SÉLECTION (3 produits max.)
Sigma 17-50mm F2.8 EX DC HSM Pentax
Sigma 17-50mm F2.8 EX DC HSM Pentax

Score DXOMARK
Optimale à f=50mm & f/2.8 [?]
21

Valeurs clés

Piqué [?]
13 P-Mpix
Transmission [?]
3.1 TStop
Distorsion [?]
0.3 %
Vignettage [?]
-1 EV
Aberration chr. [?]
9 µm
Sigma 17-70mm F2.8-4 DC MACRO HSM C Pentax
Sigma 17-70mm F2.8-4 DC MACRO HSM C Pentax

Score DXOMARK
Optimale à f=24mm & f/3.5 [?]
19

Valeurs clés

Piqué [?]
10 P-Mpix
Transmission [?]
3.9 TStop
Distorsion [?]
0.4 %
Vignettage [?]
-1 EV
Aberration chr. [?]
8 µm