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 ...

Rent a FirstLight Telescope Another benefit of Explore Alliance membership is the ability to Rent an Explore Scientific FirstLight Telescope for yo...

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...

This high-quality eyepiece offers a 70-degree apparent field of view. Great for viewing the Moon, planets and deep-sky objects. The new eyepiece de...

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...

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

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...