Pentax UCF XII Binoculars
- Dual-axis eye-distance adjustment system
- Large 25mm objective lenses
- Multi-coated optical elements
- High-refraction BaK4 glass prisms
- Fully retractable pop-up diopter adjuster
Combining high-resolution optics and stylish, streamlined bodies with outstanding cost performance, the Pentax UCF XII series offer excellent image quality and viewing comfort for most general-purpose applications, including wildlife, sports and theatrical observations.
The new UCF XII series feature the PENTAX original dual-axis eye-distance adjustment system to assure precise alignment of the lens barrels. Coupled with large 25mm objective lenses, high-refraction BaK4 glass prisms, multi-coated optical elements and aspherical eyepiece lens elements, they deliver high-quality images even under poor viewing conditions. Their compact, lightweight bodies are protected against dust and shock by full-body rubber housing. Other user-friendly features include a long 15-millimeter eye relief, a short minimum focusing distance of 1.9 meters/6.2 feet, extendible eyepiece rings, a fully retractable pop-up diopter adjuster, and a tripod socket.
Specifications
| 688N752 | 688N751 | |
| Type | Porro prism, centre focusing (Linked-dual-axis) | Porro prism, centre focusing (Linked-dual-axis) |
| Construction - Objective Lens | 2 elements, 1 group | 2 elements, 1 group |
| Construction - Eyepiece Lens | 5 elements, 5 groups | 5 elements, 5 groups |
| Magnification | 10x | 8x |
| Objective Lens Diameter | 25mm | 25mm |
| Real Field of View | 5.0* | 6.2* |
| Apparent Field of View | 50* | 50* |
| Field of View at 1000 meters | 87 m | 108 m |
| Field of View at 1000 yards | 261 ft | 324 ft |
| Exit Pupil | 2.5 mm | 3.1 mm |
| Eye Relief | 15 mm | 15 mm |
| Relative Brightness | 6.3 | 9.6 |
| Diopter Adjustment Range | +/- 4m^-1 | +/- 4m^-1 |
| Eye Width Adjustment Range | 56 - 72 mm | 56 - 72 mm |
| Focusing Range | 1.9 m to infinity | 1.9 m to infinity |
| Eyepiece Ring | Slide type | Slide type |
| Body Colour | Black | Black |




