Leaysoo (leaysoo) Lieying 12X42ED High-Power HD Large Eyepiece Wide-Angle Nitrogen-Filled Waterproof Professional Binoculars with Smartphone Adapter

leaysoo•Binoculars

Leaysoo (leaysoo) Lieying 12X42ED High-Power HD Large Eyepiece Wide-Angle Nitrogen-Filled Waterproof Professional Binoculars with Smartphone Adapter

CN¥259.00

SKU: 100299760430

Status:Out of Stock

ID: 100299760430

Weight: 850.00 g

Dims:188x168x78 mm

Specifications

Usage: Natural observation, Night watch, Outdoor activities, Concert/competition
Intended User Group: Professional grade
Lens material: ED lens
Objective lens caliber: 42 mm
Prism structure: Ridge type
Magnification: 12 times

Variants / Sale Attributes

Color: 2026 New HighPerformance + Lieying 12X42ED

Size: 1

Package Contents

Packaging color box x1, backpack x1, binoculars x1, objective lens caps x2, eyepiece cap x1, instruction manual, lens cleaning cloth, shoulder strap

Product Description

Product Specifications

Overview

Brand: leaysoo
Model: Lieying 12x42
Type: High Quality ED Binoculars
Objective Lens Diameter: 42 mm large aperture for high-definition viewing
Magnification: 12x
Eyepiece Diameter: 22 mm
Exit Pupil Diameter: 3.5 mm (calculated as objective diameter divided by magnification), providing bright and comfortable observation that fully covers the human pupil (2-3 mm)

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View

ED (Extra-low Dispersion) Glass Lenses

Minimize chromatic aberration and color fringing compared to ordinary lenses, delivering sharper and clearer images without purple edges

Prism Type

BAK4 prism with phase coating and dielectric coating for panoramic, bright, and edge-to-edge clear images without dark edges or halos

Phase Coating

Eliminates starburst effects around light sources, ensuring sharp and clear images

Dimensions

147 mm x 130 mm x 55 mm

Weight

500 g (lighter than two iPhone 14 Pro Max phones), ideal for outdoor travel without burden

Integrated Diopter Adjustment and Large Focus Wheel for comfortable and precise focusing

Metal Logo Plate for premium quality feel

Additional details

IPX5 Waterproof Rating: Resistant to fog and rain, extending product lifespan

Multi-layer Coating on lenses for enhanced light transmission and durability

Additional details

Angular Field of View: 5.8°

Objective Lens Covers

leaysoo Optical, established in 2007, specializes in sports optics and outdoor equipment including binoculars, night vision devices, microscopes, and laser rangefinders. The company is committed to providing high-quality, reliable optical products with continuous innovation and quality improvement.