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Explore Scientific Waterproof Eyepieces - Comfort, Quality, Value. The Explore Scientific 62° Series eyepieces are excellent flat-field multi-eleme...

Explore Scientific Waterproof Eyepieces - Comfort, Quality, Value. The Explore Scientific 62° Series eyepieces are excellent flat-field multi-eleme...

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

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

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

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

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

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

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

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

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

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

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

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

Explore Ultra-Wide Eyepieces - Comfort, Quality, Value. The Explore Scientific 92° Series eyepieces are hyper-wide class oculars that can transform...

Explore Ultra-Wide Eyepieces - Comfort, Quality, Value. The Explore Scientific 92° Series eyepieces are hyper-wide class oculars that can transform...

No telescope type has changed the hobby quite as much as the Dobsonian. Before the introduction of the Dobsonian by John Dobson, the vast majority ...

Minor Scratches, Used Safely attach telescope optical tubes with Farpoint Dovetail Plate – Celestron 8 Inch SCT. Losmandy “D” size 13.5" dovetail ...

Features Unique design, center-balanced equatorial mount (CEM) for maximum payload and minimum mount weight Ideal for both visual observation and a...

Features German equatorial design, latitude range of 10° ~ 70° Ideal for both visual observation and astrophotography Low periodic error (< ± 10...

Introducing The SkyGuiderTM Pro -- iOptron’s next generation camera tracking device! Leading the camera tracker market for nearly four years, iOptr...

Introducing The SkyTrackerTM Pro -- iOptron’s next generation camera tracking device! Upgraded from SkyTrackerTM, the Pro is more compact, small...

Every astronomer should have at his disposition a detailed map of our only natural satellite: the Moon. Our map is based on thousands of images ...

Nyx, the ancient Greek goddess of the night, enlightened us to design and produce a high-performing, high payload mount that can easily carry imag...