Technical Specifications
Focale24mm
Ouverture maximalef/1.4
Ouverture minimalef/16
Construction optique12 elements in 10 groups (with two ED glass and two aspherical lens elements, and Nano Crystal Coat)
Angle de champ84° (61° with Nikon DX format)
Distance minimale de mise au point
0.25 m/0.82 ft.Rapport de reproduction maximal0.18x
Nombre de lamelles de diaphragme9 (rounded)