Carl Zeiss Loxia 2.8/21 on Sony A7R vs Carl Zeiss Distagon T 21mm f/2.8 ZF2 Nikon on Nikon D810 vs Sigma 20mm F1.4 DG HSM A Canon on Canon EOS 5DS R

SÉLECTION (3 produits max.)
Carl Zeiss Loxia 2.8/21
Carl Zeiss Loxia 2.8/21

Score DXOMARK
Optimale à f=21mm & f/2.8 [?]
35

Valeurs clés

Piqué [?]
27 P-Mpix
Transmission [?]
2.8 TStop
Distorsion [?]
0.4 %
Vignettage [?]
-2.8 EV
Aberration chr. [?]
7 µm
Carl Zeiss Distagon T 21mm f/2.8 ZF2 Nikon
Carl Zeiss Distagon T 21mm f/2.8 ZF2 Nikon

Score DXOMARK
Optimale à f=21mm & f/2.8 [?]
26

Valeurs clés

Piqué [?]
19 P-Mpix
Transmission [?]
3.4 TStop
Distorsion [?]
0.6 %
Vignettage [?]
-1.9 EV
Aberration chr. [?]
5 µm
Sigma 20mm F1.4 DG HSM A Canon
Sigma 20mm F1.4 DG HSM A Canon

Score DXOMARK
Optimale à f=20mm & f/1.4 [?]
40

Valeurs clés

Piqué [?]
33 P-Mpix
Transmission [?]
1.8 TStop
Distorsion [?]
0.8 %
Vignettage [?]
-1.7 EV
Aberration chr. [?]
6 µm