Sigma 17-50mm F2.8 EX DC HSM Pentax on Pentax K-5 II vs Pentax smc PENTAX DA 16-45mm F4 ED AL on Pentax K-5 II vs Pentax smc PENTAX DA Star 16-50mm F2.8 ED AL (IF) SDM on Pentax K-5 II

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 [?]
17

Valeurs clés

Piqué [?]
9 P-Mpix
Transmission [?]
3.2 TStop
Distorsion [?]
0.3 %
Vignettage [?]
-1 EV
Aberration chr. [?]
9 µm
Pentax smc PENTAX DA 16-45mm F4 ED AL
Pentax smc PENTAX DA 16-45mm F4 ED AL

Score DXOMARK
Optimale à f=28mm & f/4 [?]
15

Valeurs clés

Piqué [?]
7 P-Mpix
Transmission [?]
4.2 TStop
Distorsion [?]
0.3 %
Vignettage [?]
-0.7 EV
Aberration chr. [?]
16 µm
Pentax smc PENTAX DA Star 16-50mm F2.8 ED AL (IF) SDM
Pentax smc PENTAX DA Star 16-50mm F2.8 ED AL (IF) SDM

Score DXOMARK
Optimale à f=35mm & f/5.6 [?]
13

Valeurs clés

Piqué [?]
7 P-Mpix
Transmission [?]
3 TStop
Distorsion [?]
0.4 %
Vignettage [?]
-0.9 EV
Aberration chr. [?]
18 µm