Pentax 10x21 U-Series UP Binocular (Navy)
SKU: 61805
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Pentax 10x21 U-Series UP Binocular (Navy)
SKU: 61805
Pickups and Delivery
In-store pickup
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About this product
The compact and lightweight navy10x21 U-Series UP Binocularcombines aspherical optical elements and BAK4 Porro prisms to deliver edge-to-edge image sharpness with a 50ø angle of view. The optical elements are also fully multicoated to provide a high transmission of light. With an 10x magnification and 21mm objectives, you obtain a higher than average magnification and a compact form factor. You can easily spot your targets with a wide 5ø angular field of view and quickly bring them into focus with a centre focus wheel. In addition to observing distant scenes, birds and game, the minimum focus of 9.2' allows you to study in detail close objects like animal footprints, marks or landscape features. The binocular also features a 2.1mm exit pupil, a 9.5mm eye relief, an interpupillary and a dioptre adjustments.
The binocular is very compact, lightweight, and features a single piece frame that houses objectives, which allows for a synchronised interpupillary adjustment. To accommodate eye glasses wearers, the binocular offers sliding rubber eyecups. Also included are a carrying case, a neck strap, and eyepiece covers.
Key Features
Optical Performance
- Aspherical optical elements offer edge-to-edge image sharpness
- BAK4 Porro prisms
- Fully multicoated optics
- Angular field of view: 5ø
- Interpupillary adjustment
- Dioptre adjustment
Construction Details
- Single main piece allows for a synchronised interpupillary adjustment
- Contoured armouring provides a comfortable grip
- Centre focus knob offers an easy focusing
- Sliding rubber eyecups
Specifications
| Prism Type | Porro |
| Magnification | 10x |
| Objective Lens Diameter | 21mm |
| Angle of View | 5ø(actual) |
| Field-of-View | 261' @ 1000 yd / 86.65 m @ 1000 m |
| Minimum Focus Distance | 9.24' / 2.82 m |
| Exit Pupil Diameter | 2.1 mm |
| Eye Relief | 9.5 mm |
| Interpupillary Adjustment | Not Specified By Manufacturer |
| Dioptric Correction | Not Specified By Manufacturer |
| Focus Type | Centre |
| Tripod Mount | Not Specified By Manufacturer |
| Dimensions | 4.3 x 3.14 x 1.9"/10.92 x 7.98 x 4.83 cm |
| Weight | 7.4 oz/210 g |