BetaOptics 20x-144x70 Long Range Zoom Binoculars - 70mm Objective Lens

Bring distant targets into sharp, close-up view with the 20x-144x70 Military Ultra Zoom Binoculars. Built for extreme-distance observation, hunting, wildlife spotting, astronomical viewing, and stadium events, this high-powered optic features a variable magnification zoom lever that shifts smoothly from 20x for sweeping panoramas up to 144x for fine detail. Large 70mm objective lenses paired with fully coated BaK7 optical glass and a classic Porro prism system ensure maximum light gathering, delivering bright, high-contrast imagery even at long ranges or in low-light twilight conditions. The grooved central focus wheel enables fast, precise adjustments, while the rugged, shock-absorbing black rubber armor provides a secure, fatigue-resistant grip during outdoor expeditions. Tripod-adaptable for maximum image stability at extreme zoom levels, it comes complete with a protective carrying bag and shoulder strap.

Key Features

Ultra-Powerful 20x to 144x Zoom: Smooth fingertip zoom lever allows instant magnification adjustment from wide 20x scans up to 144x extreme close-ups.

Large 70mm Objective Lenses: Gathers abundant ambient light to provide bright, clear views during dawn, dusk, or night-sky viewing.

Fully Coated BaK7 Porro Prism Optics: Enhances light transmission and reduces reflections for vivid, sharp, high-contrast images.

Fast Center Focusing: Textured, easy-to-turn center wheel allows rapid image sharpening at any magnification setting.

Ergonomic Shock-Resistant Body: Heavy-duty rubber armoring protects internal optical components against field impacts and provides a non-slip grip.

Tripod Adaptable: Standard mounting point allows attachment to any standard tripod adapter for rock-solid stability during high-magnification viewing.

Complete Field Kit: Includes a padded carrying bag with an adjustable shoulder strap for safe transport and storage.

Technical Specifications

Product Type: Full-Size Ultra Zoom Porro Prism Binoculars

Magnification Range: 20x - 144x (Continuously Variable)

Objective Lens Diameter: 70 mm

Prism System: Porro Prism

Optical Glass: Fully Coated BaK7 Glass

Focus System: Central Focus Wheel with Independent Diopter Adjustment

Zoom Control: Quick-Shift Eyepiece Zoom Lever

Tripod Adaptable: Yes (Mounting socket integrated)

Body Finish: Non-Slip Protective Rubber Armor

Color: Black / Matte Silver Accents

Dimensions: 12 × 9 × 4 inches (30.5 × 22.9 × 10.2 cm)

Product Weight: Approx. 5 lbs (2.27 kg)

Recommended Uses: Long-Range Target Spotting, Hunting, Wildlife Viewing, Astronomy, Stargazing, Stadium Sports

What's in the box
1 x 20x-144x70 Zoom Binoculars
1 x Protective Carrying Case with Shoulder Strap, Lens Caps