Pentax Binoculars ZD 8x43 WP (53138)

The Pentax ZD 8x43 WP binoculars are a premium model in the Pentax Z-Series, designed for users who demand high-quality optics and robust construction for critical observation in any weather. These binoculars deliver outstanding clarity, edge-to-edge sharpness, and impressive brightness, even in low-light or twilight conditions. The magnesium alloy body is waterproof and nitrogen-filled for fogproof protection, with thick rubber armoring for a secure grip-even when wearing gloves. Advanced coatings, including full multi-coating and a hydrophobic protective layer, ensure bright, high-contrast images and keep the lenses clear of water, oil, dust, and dirt.

Optical Features:
Magnification: 8x
Objective lens diameter: 43 mm
Exit pupil: 5.4 mm
Eye relief: 22 mm (comfortable for eyeglass wearers)
Glass material: BaK-4
Lens coating: Phase coating, fully multi-coated, hydrophobic protective layer
Prism type: Roof prism
Central focusing system
Rotatable eyecups
Diopter adjustment on the right side

Design and Construction:
Fully waterproof and nitrogen-filled (JIS Class 6, submersible up to 1 meter)
Rubber armoring for impact resistance and a non-slip grip
Magnesium alloy chassis for strength and reduced weight
Threaded tripod connector for stable, hands-free viewing
Includes protection bag, lens covers, eyepiece caps, and wide strap connector

Field Performance:
True field of view: 6.3°
Field of view at 1,000 m: 110 m
Close focus limit: 2 m
Relative brightness: 28.9
Twilight factor: 18.5
Dimensions: 146 mm (length) x 126 mm (width) x 52 mm (height)
Weight: 695 g
Color: Black
Series: ZD

Recommended Uses:
Astronomy: Moderate
Bird watching: Good
Hunting: Very good (all-rounder)
Travel and sports: Good
Sailing: Moderate
Theatre: Not recommended

These binoculars are ideal for birdwatching, hunting, nature observation, and outdoor activities where optical quality, weather resistance, and durability are essential.