Pentax U-Series UD 9x21 Roof Prism Binoculars Grey Orange

The Pentax U-Series UD 9x21 binoculars combine compact design with high-quality optics, making them an ideal companion for outdoor enthusiasts, sports fans, and travelers. Featuring a 9x magnification and 21mm objective lens, these roof prism binoculars deliver clear, bright images with a wide field of view. The fully multi-coated lenses enhance light transmission and contrast, while the lightweight polycarbonate body ensures durability without adding bulk. Designed for comfort and ease of use, the center focus system and diopter adjustment allow for quick and precise focusing. The binoculars are not waterproof or tripod adaptable, but their ergonomic design and included neck strap make them convenient for on-the-go use.

Advantages

Compact and lightweight design for easy portability. Fully multi-coated optics provide excellent brightness and color fidelity. Center focus system enables fast and smooth focusing. Diopter adjustment compensates for differences between eyes. Wide field of view (110m at 1000m) allows for easy tracking of moving subjects.

Suitable for

• Birdwatching and nature observation
• Sports events and concerts
• Travel and hiking
• General outdoor activities

Key specifications

• Magnification: 9x
• Objective lens diameter: 21 mm
• Prism type: Roof prism
• Lens coating: Fully multi-coated
• Field of view: 110 m at 1000 m
• Apparent field of view: 56.7 degrees
• Exit pupil: 2.3 mm
• Eye relief: 13 mm
• Close focus distance: 3 m
• Relative brightness: 5.3
• Interpupillary distance range: 58-71 mm
• Diopter adjustment: Yes
• Focus system: Center focus
• Body material: Polycarbonate
• Color: Grey orange
• Tripod adaptable: No
• Waterproof: No

Recommendations

For optimal performance, use the binoculars in good lighting conditions. Store in a dry place and clean lenses with a soft cloth. The included neck strap provides secure carrying during activities.