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Explore Scientific 24x82mm BT-82 SF Large Binoculars with 62 Degree LER Eyepieces

SKU 01-14210
Sold out
Original price $1,799.99 - Original price $1,799.99
Original price
$1,799.99 - $1,799.99
Current price $1,799.99
Out of stock

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Explore Scientific 24x82mm BT-82 SF Large Binoculars with 62 Degree LER Eyepieces - 01-14210

Introducing the Explore Scientific 24x82mm BT-82 SF Large Binoculars with 62 Degree LER Eyepieces, your gateway to exploring the celestial wonders and the beauty of nature and landscapes.

By day, you can marvel at distant natural elements, from majestic landscapes to ships and airplanes, while by night, these binoculars unveil the celestial realm, revealing globular star clusters, radiant gas nebulae, and the moon's intricate craters, as well as distant planets.

These binoculars are equipped with large, light-gathering lenses and professional lens coatings, ensuring crisp and vivid images even in low-light conditions, delivering an exceptional viewing experience.

Their ergonomic design, featuring a comfortable 45-degree viewing angle, enables fatigue-free use, even when tilting the binoculars significantly.

Think of these large binoculars as a double refractor telescope, providing the full light-gathering power per eye.

This approach enhances the vibrancy of observed objects and minimizes eye fatigue, allowing you to appreciate the finest details.

Designed for rugged outdoor use, the BT series binoculars feature a robust magnesium housing, sealed and nitrogen-filled to prevent internal optics fogging, even in challenging weather.

Included are two Explore Scientific 20mm eyepieces from the 62-degree LER series, renowned for their quality in the astronomy community.

These eyepieces offer a 24x magnification with a broad field of view, along with a comfortable long eye relief and soft silicone eyecups.

For customization, these binoculars support interchangeable eyepieces with a 1.25-inch / 31.7mm plug-in diameter, allowing you to adjust the magnification and field of view to your liking.

A precise brass compression ring clamp securely holds the eyepieces in place.

Enhance your astronomical observations by using color and nebula filters, which can be easily attached to the eyepiece sleeves.

These filters, when used in pairs, heighten contrast and object visibility.

They are compatible with Explore Scientific screw filters with a 1.25-inch / 31.7mm diameter.

Experience comfortable viewing with the 45-degree angle and precise helical single focus mechanism, which ensures effortless and accurate focusing.

The integrated dew caps can be removed in humid and cold conditions to prevent fogging and stray light.

A convenient metal carrying handle, situated at the center of gravity, simplifies transportation and provides stability during tripod assembly.



  • 24x Magnification: These binoculars offer powerful 24x magnification, allowing you to get up close to your subject. This magnification is perfect for detailed astronomical observations and terrestrial viewing alike, offering a versatile optical tool for any enthusiast.
  • 82mm Objective Lens: Equipped with an 82mm objective lens, these binoculars gather ample light for clear and detailed observations. The larger objective lens diameter enhances light collection, making them ideal for low-light conditions and celestial objects.
  • Large Binoculars: These binoculars feature a robust design with an 82mm objective diameter and a 480mm focal length, making them suitable for a wide range of observations. Their substantial size provides stability and impressive image quality, ensuring an immersive viewing experience.
  • Versatile Observation: With these binoculars, you can explore the moon, planets, and bright deep-sky objects in the night sky, as well as terrestrial targets during the day, providing versatility in your observations. This versatility allows you to seamlessly switch between celestial and terrestrial views without the need for additional equipment.
  • Robust Build: Designed for durability, these binoculars are sealed and nitrogen-filled to prevent fogging, making them suitable for various weather conditions and outdoor use. Their rugged construction ensures they can withstand the rigors of outdoor adventures and challenging climates.
  • Convenient 45-Degree View: The 45-degree viewing angle ensures comfortable and ergonomic use, reducing fatigue during extended observation sessions. Individual focusing allows for precise adjustments. This design promotes relaxed and effortless stargazing or wildlife observation.
  • Carrying Handle: An integrated carrying handle simplifies transportation and provides a secure grip when attaching the binoculars to a tripod. This handle adds a layer of convenience for on-the-go astronomers and nature enthusiasts.
  • Premium Eyepieces: The binoculars come with two premium waterproof Explore Scientific 62-degree 20mm Long Eye Relief (LER) eyepieces, delivering high-quality optics for your observations. These eyepieces offer a wide field of view and comfortable eye relief, enhancing your overall viewing experience.
  • Interchangeable Eyepieces: The 1.25-inch / 31.7mm eyepiece holder allows you to use interchangeable eyepieces, giving you flexibility in adjusting magnification and field of view to suit your needs. This feature enables you to tailor your observations to specific objects or scenarios.
  • Extendable Dew Caps: These binoculars feature extendable dew caps that help minimize condensation on the lenses, ensuring clear views even in changing environmental conditions. These caps are especially useful for preventing moisture buildup in humid or dew-prone locations.
  • Tripod Connection: The binoculars are compatible with tripods, offering two 1/4-inch and one 3/8-inch photo thread connections, providing stability for your observations and minimizing vibrations. Tripod compatibility ensures steady and shake-free views, particularly important for high-magnification observations.

                                                                      What's Included:

                                                                      ✓ Explore Scientific 24x82mm BT-82 SF Large Binoculars

                                                                      ✓ Carrying handle

                                                                      ✓ Lens caps

                                                                      ✓ 2 LER eyepieces

                                                                      ✓ Extendable dew caps

                                                                      ✓ Limited 1 year warranty


                                                                      • Enhanced Zoom Capability for Precision Observations: These binoculars offer 24x magnification for precise and detailed exploration of distant subjects.
                                                                      • Optical Excellence for Clear Imaging: They have an 82mm objective lens and 480mm focal length, ensuring clear images and detailed magnification.
                                                                      • Versatile Observations in Various Environments: These binoculars excel at observing both celestial objects like the moon and planets and terrestrial landscapes.
                                                                      • Engineered for Rugged Outdoor Use with Fog-Proof Optics: Built to endure tough outdoor conditions with fog-proof optics for clear views in challenging weather.
                                                                      • Ergonomic Comfort and Precise Focusing: They provide comfortable viewing angles and fine-tuned focus adjustments for extended viewing sessions.
                                                                      • Convenient Transport with Integrated Handle: The built-in handle enhances portability and secure handling during tripod setup.
                                                                      • Premium Waterproof Eyepieces for All-Weather Viewing: Equipped with high-quality eyepieces for sharp images in any weather condition.
                                                                      • Customize Your Viewing Experience with Interchangeable Eyepieces: Tailor your observations by choosing compatible eyepieces to suit your preferences.
                                                                      • Anti-Fog Protection with Extendable Dew Caps: Extendable dew caps prevent condensation, ensuring uninterrupted observations.
                                                                      • Sturdy Tripod Attachment for Stable Observations: Easily attach them to tripods for stable viewing, crucial for high-quality observations.
                                                                      • Complete Package for Convenience: The package includes everything you need for a comprehensive observing experience, from carrying handles to eyepieces and dew caps.


                                                                                                      Recommended Accessories:

                                                                                                      For an enhanced viewing experience, we highly recommend utilizing a robust tripod with the necessary load capacity.

                                                                                                      These binoculars can be firmly affixed using either two 1/4-inch or one 3/8-inch threaded holes, which are standard features on most tripods.

                                                                                                      For superior stability and support, you may want to explore the optional Explore Scientific U-Mount with Tripod for BT-82 Large Binoculars, specially designed for ES BT Series Binoculars.

                                                                                                      Explore Scientific U-Mount with Tripod for BT-70 Large Binoculars

                                                                                                      The Explore Scientific U-Mount boasts an adaptable friction mechanism that ensures seamless maneuvers and steady positioning, even when observing at high magnifications.

                                                                                                      This feature allows you to scrutinize the most delicate details with absolute precision, free from any disruptive vibrations.



                                                                                                      Item Number  01-14210
                                                                                                      Optical design  Achromatic refractor Porro
                                                                                                      Mirror / lens diameter  82 mm
                                                                                                      Focal length  470 mm
                                                                                                      Focal ratio  5.7
                                                                                                      Apparent Facial field  62 degrees
                                                                                                      Type of remuneration  Enhanced Multilayer Desposition (EMD)
                                                                                                      Exit pupil min.  3.5 mm
                                                                                                      Field of view  2.6 degrees
                                                                                                      Waterproof  Yes
                                                                                                      Water resistance protection level  IPX6
                                                                                                      Exit pupil distance  15 mm
                                                                                                      Total length  445 mm
                                                                                                      Total width  226 mm
                                                                                                      Total height  122 mm
                                                                                                      Total net weight  4300 g
                                                                                                      Housing material  Magnesium



                                                                                                      Explore Scientific 27x82mm BT-82 SF Large Binoculars Product Manual:

                                                                                                      Customer Reviews

                                                                                                      Based on 2 reviews
                                                                                                      Don't skimp on the tripod!

                                                                                                      I had my new binoculars setup next to my buddy with his 10' Dobsonian, he expressed his surprise at the amazing views. We could go toe to toe no problem!

                                                                                                      Amazing Optics!

                                                                                                      I use them for tripod mounted wildlife viewing, I know, serious overkill. I have to perfect high ground location. I've spotted deer a mile away with amazing detail.