Pentax ZD Binoculars
Pentax ZD binoculars are available in 8x43, 10x43, and 10x50 configurations with either ED (extra-low dispersion) or standard glass. All models have phase corrected BaK-4 roof prisms, are fully multi-coated, waterproof and nitrogen purged. Magnesium alloy chassis make them durable yet light. Pentax has also added lens coatings that repel water and resist scratching.