Nikon Fisheye-NIKKOR 8mm f-2.8 - Manual (Page 15)

FEATURES/SPECIFICATIONS
Focal length/Aperture: 8mm f/2.8
Picture angle; 180°
Effective picture field: 23mm0 on film
Lens construction: 10 elements in 8 groups
Projection formula: Equidistant
Diaphragm: Automatic
Aperture scale: f/2.8 ~ f/22 on both standard and aperture-direct-readout
scales
Exposure measurement: Via full-aperture method; meter coupling ridge
provided for Al cameras and meter coupling shoe for non-AI cameras
Distance scale: Graduated in both feet and meters from 0.3m (1ft) to
infinity (°°)
Mount: Nikon F bayonet mount
Filter: Built-in LI BC, Y48, Y52, 056 & R60
Dimensions: Approx. 123mm0 x 128mm extension from flange; approx.
139mm long (total)
Weight: Approx. llOOg
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Accessories
Supplied Optional
Front lens cap Teleconverter TC-201
Rear lens cap LF-1 T eleconverter T C-14A
Hard lens case CL-11
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