PR1 Prooptic 10x50 Porro Prism Binoculars with 114m Field of View

With a 50 mm objective lens and 10x magnification, these binoculars gather 25 times more light than the naked eye, delivering bright, high-contrast images even in challenging light conditions. The 114 m field of view at 1000 m ensures you can track fast-moving subjects with ease, while the 6.5° angular field provides a wide, immersive viewing experience.

Overview

The PR1 Prooptic 10x50 is a full-size Porro prism binocular built for outdoor enthusiasts, birdwatchers, and nature observers. Its rubber-armored body provides a secure, non-slip grip and protects the optics from bumps and scratches. The central focus wheel with diopter adjustment allows quick and precise focusing, while the twist-up eyecups accommodate eyeglass wearers.

What stands out

• Bright 50 mm objective lenses with coated optics for enhanced light transmission
• Wide 114 m field of view at 1000 m for easy subject acquisition
• Durable rubber-armored housing for shock resistance and comfortable handling
• Central focus system with diopter adjustment for personalized sharpness
• Tripod adaptable for extended, shake-free observation sessions

Technical details

• Magnification: 10x
• Objective lens diameter: 50 mm
• Prism type: Porro, BK-7 glass
• Field of view: 114 m at 1000 m (6.5° angular)
• Exit pupil: 5 mm; Relative brightness: 25; Twilight factor: 22.36
• Eye relief: 12 mm; Minimum focus distance: 8 m
• Lens coating: Coated optics
• Body material: Rubber armored
• Tripod adaptable: Yes
• Diopter adjustment range: -4 to +4
• Colour: Black

Our verdict

The PR1 Prooptic 10x50 offers an impressive combination of light-gathering power, wide field of view, and rugged construction. It is a reliable companion for long observation sessions in the field, delivering sharp, bright images with comfortable handling. Whether you are scanning open landscapes or following wildlife at dusk, this binocular performs confidently.