Pentax HD DA 20-40mm F2.8-4 ED Limited DC WR on Pentax K-3 vs Tamron SP 24-70mm F2.8 Di VC USD Nikon on Nikon D800E

SÉLECTION (3 produits max.)
Pentax HD DA 20-40mm F2.8-4 ED Limited DC WR
Pentax HD DA 20-40mm F2.8-4 ED Limited DC WR

Score DXOMARK
Optimale à f=30mm & f/3.5 [?]
17

Valeurs clés

Piqué [?]
9 P-Mpix
Transmission [?]
3.6 TStop
Distorsion [?]
0.4 %
Vignettage [?]
-1 EV
Aberration chr. [?]
7 µm
Tamron SP 24-70mm F2.8 Di VC USD Nikon
Tamron SP 24-70mm F2.8 Di VC USD Nikon

Score DXOMARK
Optimale à f=24mm & f/2.8 [?]
31

Valeurs clés

Piqué [?]
23 P-Mpix
Transmission [?]
3.1 TStop
Distorsion [?]
0.3 %
Vignettage [?]
-1.4 EV
Aberration chr. [?]
6 µm