FEATURES/SPECIFICATIONS
Focal length/Aperture: 6mm f/2.8
Picture angle: 220°
Effective picture field: 23mm0 on film
Lens construction: 12 elements in 9 groups
Projection formula: Equidistant
Aperture scale: f/2.8 ~ f/22 on both standard and
Diaphragm: Automatic
Exposure measurement: Via
Focusing range: Infinity (°°) to 0.9 foot (0.25m)
Distance scale: Graduated in both feet and meters
Mount: Nikon bayonet mount
Filters:
Dimensions: 236mm0 x 171mm long (total); 160mm extension from flange
Weight: Approx. 5200g
Accessories
Front lens cap
Rear lens cap
Special metal case
Teleconverter
15