Binocular Telescope 70mm with 62° LER Eyepieces 20mm - Explore Scientific

The Explore Scientific BT-70 SF Binocular Telescope is designed for astronomy and terrestrial observation enthusiasts. Whether you want to observe nebulae, moon craters, or scrutinize landscapes, this versatile binocular telescope offers exceptional image quality, day and night. With its 70 mm luminous objectives and 20 mm wide-angle eyepieces, enjoy a 20x magnification and a 62° field of view, ideal for detailed vision without eye strain.

Robust and lightweight with its magnesium housing, the BT-70 SF is waterproof according to IPX6 standard and nitrogen-filled, ensuring use in the most difficult conditions, without the risk of fogging on internal lenses. Its 45° viewer allows comfortable observation even in an inclined position. The interchangeable eyepieces and BAK-4 prism system ensure clear and sharp images, even at dusk.

Features:

• Objective: 70 mm with focal length of 400 mm (f/5.7)
• Magnification: 20x with 20 mm eyepieces (62° LER)
• Eyepiece focal length: 1.25 inches (31.7 mm)
• Adjustable wide eye relief: 54 to 76 mm
• Weight: 3.4 kg
• Dimensions: 370 x 213 x 122 mm
• Waterproofing: IPX6, nitrogen-filled
• BAK-4 prism system for a high-contrast image
• 45° viewer for comfortable use
• Magnesium housing lightweight and durable
• Retractable dew caps
• Minimum focus distance: 12 m

Advantages:

• Versatile: ideal for astronomical and terrestrial observation
• Clear and sharp images thanks to multi-coated lenses and BAK-4 prism
• Comfortable vision with its 45° viewer and 62° wide-angle eyepieces
• Weather-resistant with waterproof design and nitrogen filling
• Built-in carrying handle for easy transport

Compatibility:

• Compatible with 1.25 inch/31.7 mm eyepieces to adjust magnification from 15x to 50x
• Standard threading for photo tripod (1/4" and 3/8")
• Compatible with Explore Scientific U mount and field tripod (optional)

Delivery contents:

• Explore Scientific BT-70 SF Binocular Telescope
• Pairs of 20 mm 62° LER eyepieces
• Built-in carrying handle
• Dust covers for lenses and eyepieces
• Insert in foam for secure transport
• Instruction manual

The tripod is not included in the pack. You can purchase it in our store: Tripod for Binoculars

This binocular telescope offers an immersive and comfortable observation experience, whether you're exploring the stars or observing nature in detail.