






BT-82 SF Large Binoculars with 62 Degree LER Eyepieces
Take your astronomy and terrestrial observation to the next level with the Explore Scientific BT-82 82mm giant binoculars. Designed for both night sky enthusiasts and nature observers, these binoculars feature 82mm objective lenses and a 480mm focal length, producing bright, high-contrast images of celestial objects, distant landscapes, and terrestrial targets. Each eye benefits from its own complete optical system, creating a comfortable and immersive viewing experience with minimal eye fatigue. The BT-82 comes with two premium 62° 20mm LER eyepieces, producing 24x magnification and a 2.6° field of view. Interchangeable 1.25" eyepieces allow further customization, including filters for enhanced contrast and detail. Built for rugged outdoor use, the magnesium housing is IPX6 waterproof and nitrogen-purged to prevent internal fogging. Features like the 45° viewing angle, extendable dew caps, and fine helical focus ensure relaxed, precise observation. The integrated carrying handle facilitates transport and secure tripod assembly.
For maximum stability, pair the BT-82 with a sturdy photo tripod or the optional Explore Scientific U-Mount with Field Tripod. With large aperture, premium optics, and durable design, the BT-82 is ideal for enthusiasts seeking comfort, clarity, and versatility in giant binoculars.

Standout Features
Giant Binoculars for Astronomy and Nature
Premium Optics with Interchangeable Eyepieces
Rugged, All-Weather Design
Comfortable, Versatile Viewing
Product Specifications











