|Description:||Specially developed scientific lens for recording UV - IR, made of fluorite and quartz. Lens design: 6 elements in 6 groups (based on the UV Nikkor 105mm design - lenses seem identical). Spectral transmission flat form 220nm to 900nm, ca 70% (same as UV Nikkor 105mm). Focus 0.48 meters to infinity (manual) (max. magnification 0.5x, with PN-11 tube up to 1:1). Filter thread size 52mm (standard pitch 0.75)
Aperture f4.5 to f32 (manual); AI meter coupling. Weight 515 grams. Size: 68.5mm diameter, length 116.5mm to end of mount, 108mm mounting flange to top. Meter, feet and magnification scale. |
Full lens set comprises: lens, front/rear caps, AF-1 gel filter holder, UR-2 square (52x52mm, 2"x2") filter holder, Nikon-FF UV transmitting filter, instruction booklet, box
Serial number range: 20000x - 203031 (as known)
Lens manufacturing stopped 1999, but Tochigi Nikon offers the very same lens since 11/2006 under a slightly different name, distributed by DAITRON Corp. Japan; it is also listed here on this site.
[first two pic rows show newer type, second two shows older type of packaging; lens schematics curtesy Marco Cavina]