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Features Huge apparent field of view not only gave the observer a panoramic visual experience, but they relax the eye so the observer could pay ...

Features Huge apparent field of view not only gave the observer a panoramic visual experience, but they relax the eye so the observer could pay ...

Features Huge apparent field of view not only gave the observer a panoramic visual experience, but they relax the eye so the observer could pay ...

Features Huge apparent field of view not only gave the observer a panoramic visual experience, but they relax the eye so the observer could pay ...

The 110v power adapter allows PMC-Eight System (EXOS2GT-PMCEight and iEXOS100) to operate off household current. Tip is 5.5mm x 2.1mm, polarity pos...

Description The Explore Scientific 2X Focal Extender (2.0-inch O.D.), accepts both 1.25-inch O.D. and 2.0-inch O.D. format eyepieces and camera ad...

Description The Explore Scientific 3X Focal Extender (2.0-inch O.D.), accepts both 1.25-inch O.D. and 2.0-inch O.D. format eyepieces and camera ad...

Description This adapter allows you to attach the 3-inch 0.7X Field Flattener Focal Reducer (FFFR507X-00) on optical tubes with a 2-inch focuser. ...

Description Explore Scientific’s dual speed, 2" AR Series Focuser comes with a 1.25" compression ring eyepiece adapter for added versatility. This...

Description Explore Scientific’s 3-inch Field Flattener/0.7x Focal Reducer is a multi-faceted accessory designed to enhance your astrophotography ...

Description With its particularly long eye relief of 15.9mm, the 4.5mm LER ocular from Explore Scientific’s 82° Series of Argon-Purged Waterproof...

Description Explore Scientific finderscope rings are all made for 50mm finders. Choose from a classic low profile bracket (about an inch tall), on...

Description Eyepieces at or near the 10mm range are often considered a mandatory focal length in your collection, as this focal length range is d...

Description Solidly in the mid-magnification range for most amateur telescopes, the 15mm is a true workhorse for visual observers. If you love de...

Description Often considered the perfect mid-range focal length for most amateur telescopes, the 20mm on the ED127 at f7.5 produces a 1 degree tr...

Description Long considered the “standard” eyepiece that is often supplied with telescopes that are sold by various suppliers, the 25mm focal len...

Description Loved by deep sky observers, a 30mm focal length eyepiece produces a large exit pupil which floods your dilated eye with light, which...

Description A new focal length joins the Explore Scientific line of inert gas-purged Waterproof Eyepieces with the 3mm 52° Series Eyepiece. A log...

Description High power eyepieces (e.g. 3mm to 10mm) are used not only for obvious observations of planets and double stars, but can be employed f...

Description The longest focal length in the 52° Series with the longest eye relief, the 40mm is also the only 2.0-inch O.D. eyepiece in this seri...

Description Mid-range high power eyepieces like the 6.5mm are instrumental when transitioning through magnifications to observe an object until i...

Description With its impressively long eye relief of 16.8mm, the 6.5mm LER ocular from Explore Scientific’s 82° Series of Argon-Purged Waterproof...

Description Explore Scientific Waterproof Eyepieces - Comfort, Quality, Value. The Explore Scientific 62° Series eyepieces are excellent flat-fiel...

Description Explore Scientific Waterproof Eyepieces - Comfort, Quality, Value. The Explore Scientific 62° Series eyepieces are excellent flat-fie...

Description Explore Scientific Waterproof Eyepieces - Comfort, Quality, Value. The Explore Scientific 62° Series eyepieces are excellent flat-fie...

Description Explore Scientific Waterproof Eyepieces - Comfort, Quality, Value. The Explore Scientific 62° Series eyepieces are excellent flat-fie...

Description Explore Scientific Waterproof Eyepieces - Comfort, Quality, Value. The Explore Scientific 62° Series eyepieces are excellent flat-fie...

Description Explore Scientific Waterproof Eyepieces - Comfort, Quality, Value. The Explore Scientific 62° Series eyepieces are excellent flat-fie...

Description Explore Scientific Waterproof Eyepieces - Comfort, Quality, Value. The Explore Scientific 62° Series eyepieces are excellent flat-fie...

Description Using advanced computer design, combinations of low dispersion and high refractive index optical glasses, and durable multilayer depos...

Description Using advanced computer design, combinations of low dispersion and high refractive index optical glasses, and durable multilayer depo...

Description Using advanced computer design, combinations of low dispersion and high refractive index optical glasses, and durable multilayer depo...

Description Using advanced computer design, combinations of low dispersion and high refractive index optical glasses, and durable multilayer depo...

Description Using advanced computer design, combinations of low dispersion and high refractive index optical glasses, and durable multilayer depo...

Description Using advanced computer design, combinations of low dispersion and high refractive index optical glasses, and durable multilayer depo...

Description With its long eye relief of 15mm, the 8.5mm LER ocular from Explore Scientific’s 82° Series of Argon-Purged Waterproof Eyepieces puts...

Description The 11mm 82° Series Waterproof Argon-Purged Eyepiece is a popular focal length in the upper-medium power magnification class providin...

Description The 18mm 82° Series Waterproof Argon-Purged Eyepiece is a popular focal length in the upper-medium power magnification class providin...

Description The 24mm 82° Series Waterproof Argon-Purged Eyepiece is a popular focal length in the upper-medium power magnification class providin...

Description “I just recently purchased my first E.S. telescope after owning a couple fantastic E.S. eyepieces. I have the 6.7mm & 30mm 82° e...

Description With its northern and southern polar reference markings, Explore Scientific’s 8x50 Illuminated Polar Finder Scope with NEW long batte...

Description The 8x50 finder scope has a standard crosshair to help you center objects precisely. The straight-through, non-erect image viewer has ...

Description The Explore Scientific 8x50 produces a wide 6° field of view and allows precision focus of both main objective and eyepiece illuminate...

Description The Explore Scientific 2-inch Dielectric-Coated Diagonal Mirror comes complete with 1.25-inch Adapter and dust covers. Solid construct...

Description The Explore Scientific 3-inch Dielectric-Coated Diagonal Mirror comes complete with 2 inch Adapter and dust covers. Solid construction...

Description Explore Scientific Adapter to allow the use of the FFFR507X-00 3" 0.7x Corrector on the 2.5" Hex focuser Specs Item Number 510...

Description The Explore Scientific AR Air-Spaced Doublet Series telescopes are classic air-spaced, crown-and-flint, doublet achromatic f/6.5 refra...

Description The Explore Scientific AR127 Air-Spaced Doublet is a classic air-spaced, crown-and-flint doublet achromatic refractor reborn to produc...