Pentax ZD 10x50 ED Binoculars

Optical Performance

• 10x magnification
• 43mm objective lenses
• BAK4 Roof prism optical path
• Anti-reflection fully multicoated optics
• Extra-low dispersion (ED) glass reduces chromatic aberration for sharper images with accurate color
• Phase corrected prisms produce high-contrast images with true color rendition
• Hybrid aspherical lens elements correct for spherical aberrations to reduce distortion at the edges of the lens and corrects for astigmatism that can prevent sharp focusing
• 0' field of view at 1000 yards
• 60° wide angle of view

Use and Handling

• Closed bridge configuration
• Large knurled center focus wheel
• Right-eye diopter adjustment
• 17mm eye relief, 4.3mm exit pupil
• Twist-up eyecups for use with or without eye wear
• Tripod mountable with optional adapter

Construction Details

• Lightweight and durable magnesium alloy housing
• Rubberized armoring protects against impacts and provides slip-resistant grip
• Nitrogen-filled, fogproof and submersible to 3.3' (1m)
• Internal focusing system helps to maintain waterproof seals
• Dust/water/grease repellent coatings keeps the optical surfaces clean