Pentax smc DA 50mm f1.8 on Pentax K-50 vs Sigma 17-50mm F2.8 EX DC HSM Pentax on Pentax K-50 vs Canon EF 50mm f/1.8 II on Canon EOS 50D

SÉLECTION (3 produits max.)
Pentax smc DA 50mm f1.8
Pentax smc DA 50mm f1.8

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

Valeurs clés

Piqué [?]
10 P-Mpix
Transmission [?]
2 TStop
Distorsion [?]
0.1 %
Vignettage [?]
-0.8 EV
Aberration chr. [?]
2 µm
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/4 [?]
19

Valeurs clés

Piqué [?]
11 P-Mpix
Transmission [?]
3.2 TStop
Distorsion [?]
0.3 %
Vignettage [?]
-1.1 EV
Aberration chr. [?]
9 µm
Canon EF 50mm f/1.8 II
Canon EF 50mm f/1.8 II

Score DXOMARK
Optimale à f=50mm & f/2.8 [?]
16

Valeurs clés

Piqué [?]
7 P-Mpix
Transmission [?]
2.1 TStop
Distorsion [?]
0.2 %
Vignettage [?]
-0.7 EV
Aberration chr. [?]
6 µm