Explore Earth and Beyond - Astro

Buy Any Four In-Stock Premium Waterproof Eyepieces, Get A Free Soft-Sided Eyepiece Case! To Activate Deal: Step 1 - Add this Soft-Sided Eyepiece Ca...

Description This adapter replaces the M42x0.75 Adapter for CCD Camera that comes standard with the Explore Scientific 3-inch Field Flattener/0.7x ...

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

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 fo...

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

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

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

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 tru...

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

Flash Sale through April 4. On sale for $50. Must be an Explore Alliance Member -- either the free Legacy membership or the paid Platinum membershi...

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

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-fiel...

Bresser 70° Series 30mm NON-WATERPROOF Eyepiece; 2" BarrelCA Residents: Prop 65 WARNING(S)

Features Large 90mm aperture packs enough light-gathering power for revealing looks at galaxies, nebulae and clusters as well as lunar and planet...

Description Explore Scientific FirstLight EXOS Nano German Equatorial Head Mount and Tripod; 1.25" Sturdy Steel ST1 Tripod with legs that extend f...

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

Bresser 70° Series 35mm NON-WATERPROOF Eyepiece; 2" BarrelCA Residents: Prop 65 WARNING(S)

Features Generous 130mm aperture showcases galaxies, nebulae and star clusters with its impressive light-gathering capability. Fast focal ratio (...

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 serie...

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

Description A good Focal Extender adds some real versatility to your telescope accessory line-up. First of all, it allows you to increase the magn...