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Compact, lightweight design![]()
The PENTAX UD series features a compact, palm-sized body and weighs approximately 195 grams the lightest of all existing PENTAX binoculars. Its compact, easy-to-hold body assures outstanding portability in a wide range of applications, from nature observation to the viewing of sports, concerts and theatrical performances.
Bright, clear viewing
Thanks to the incorporation of multi-coated optics designed to eliminate excessive reflection, the PENTAX UD series delivers a bright, clear view of the subject free of flare and ghost images. The PENTAX UD 9X21 features fully multi-coated optics a multi-layer coating applied to all reflective lens surfaces to assure an especially bright view of the subject. The PENTAX UD 10X21 has a single multi-coated lens, while other lenses are treated with a single-layer coating.
| Manufacturer: | Pentax |
| Magnification: | 9 x |
| Objective Lens Diameter: | 21 mm |
| Eye Relief: | 9.9 mm |
| Exit Pupil: | 2.3 mm |
| Field of View, Linear: | 105 m at 1000 m |
| Field of View, Angle: | 6 degrees |
| Weight: | 6.9 oz |
| Magnification Type: | Fixed |