Nikon's Nikkor AF-S 12-24mm has a constant f/4 through the zoom range. What Digital Camera's Nikkor AF-S 12-24mm f/4 G ED IF DX lens review sees if it's as good as buy as it seems...
Nikon AF-S 12-24mm f/4G ED-IF DX Review
Sample images
Details
Sample Photos: See sample image gallery
Minimum Aperture:22 (constant)
Lens Mount:Nikon
Focus Method:AF/M and M
Filter Thread:77mm
Other:Aspherical profiles, ED glass, SWM AF
Minimum Focus:0.3m
Lens Construction:11 elements in 7 groups
Maximum Aperture:4.0 (constant)
Weight:485g
35mm Equivalent Focal Length:19 - 38mm approx
Dimensions:82 x 90mm
Focal Length:12 – 24
Maximum Format Size:DX (APS-C)