Key Features
- Specially designed and optimized for Nikon digital SLRs
- Built-in SWM for ultra-fast, ultra-quiet AF operation
- High optical performance by aspherical lenses and ED glass elements
- M/A mode for quick switching between autofocus and manual operation
- Lightweight and compact design
Specifications
Focal length | 12-24mm |
---|---|
Maximum aperture | f/4 |
Minimum aperture | f/22 |
Lens construction | 11 elements in 7 groups (2 ED glass elements and 3 aspherical lenses) |
Picture angle | 99° - 61° |
Closest focusing distance | 0.3m (through the entire focal range) |
Maximum reproduction ratio | 1/8.3 |
No. of diaphragm blades | 7 (rounded) |
Filter/attachment size | 77mm |
Diameter x length (extension from lens mount) | Appproximately 82.5 x 90 mm/3.2 x 3.5 in. |
Weight | Approximately 465 g/16.4 oz. |
Supplied accessories | 77mm snap-on front lens cap LC-77, Rear lens cap LF-1, Bayonet Hood HB-23 |
MTF Chart
- Wide
- Tele
Spatial Frequencies | S: Sagittal | M: Meridional |
---|---|---|
10 lines/mm | ||
30 lines/mm |
Lens Construction
: Aspherical lens elements
: ED glass elements
: Super ED glass elements
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