Tamron SP AF 17-50mm F/2.8 XR Di II LD Aspherical [IF] Nikon on Nikon D90 vs Sigma 17-50mm F2.8 EX DC OS HSM Nikon on Nikon D500

选择对比（最多3项）
Tamron SP AF 17-50mm F/2.8 XR Di II LD Aspherical [IF] Nikon
Tamron SP AF 17-50mm F/2.8 XR Di II LD Aspherical [IF] Nikon

DxOMark 分数
最佳表现于 f=24mm & f/5.6 [?]
14

镜头分数

清晰度 [?]
8 感知Mpix
透光量 [?]
3 TStop
畸变 [?]
0.4 %
渐晕 [?]
-1 EV
色差 [?]
5 微米
Sigma 17-50mm F2.8 EX DC OS HSM Nikon
Sigma 17-50mm F2.8 EX DC OS HSM Nikon

DxOMark 分数
最佳表现于 f=50mm & f/4 [?]
23

镜头分数

清晰度 [?]
13 感知Mpix
透光量 [?]
3.9 TStop
畸变 [?]
0.3 %
渐晕 [?]
-1.1 EV
色差 [?]
10 微米