Binoculars (8x42) Chisos ED (Waterproof)

USA Design

Extraordinary Clarity. Built for the Wild.

The Alpen Optics Chisos 8x42 ED Binoculars are engineered for birders, hikers, and outdoor adventurers who refuse to compromise on optical quality. Combining extra-low dispersion (ED) glass, phase-coated prisms, and fully broadband multi-coated lenses, the Chisos ED delivers images with breathtaking sharpness, true color fidelity, and outstanding contrast — even in challenging light.

Premium Optical System

• Extra-low dispersion (ED) glass — eliminates chromatic aberration for razor-sharp, color-accurate images
• Phase-coated roof prisms — maximizes resolution and contrast across the full field of view
• Fully broadband multi-coated lenses — enhances light transmission for bright, vivid images
• 42mm aperture — pulls in ample light for brilliant performance at dawn, dusk, and in dense cover
• Close focus at 2–2.5m — ideal for birdwatchers capturing fine detail on nearby subjects

Rugged, All-Weather Construction

• Waterproof sealed body — fully protected against rain, splashes, and field conditions
• Nitrogen-purged interior — permanently fog-proof and impervious to fine debris
• Sleek roof prism design — compact and balanced for all-day carry
• Textured gripping surface — secure hold in wet or cold conditions
• Twist-up eyecups — comfortable viewing with or without eyeglasses

Specs at a Glance

• Magnification: 8x
• Objective Lens: 42mm
• Weight: 25.6 oz
• Close Focus: ~2–2.5m
• Prism Type: Roof (phase-coated)
• Weatherproofing: Waterproof & nitrogen-purged fog-proof

Perfect for: Bird watching · Wildlife monitoring · Hiking · Nature photography · Hunting · Camping

Designed by Alpen Optics / Explore Scientific — a USA company headquartered in Arkansas. Manufactured internationally.