• EPWP6816-01
  • EPWP6816-01
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Explore Scientific

Explore Scientific 68° Argon-Purged Waterproof Eyepiece Series – 1.25" Telescope Eyepieces (16 mm, 20 mm, 24 mm, 28 mm, 34 mm, 40 mm)

Explore Scientific 68° Argon-Purged Waterproof Eyepiece Series – 1.25" Telescope Eyepieces (16 mm, 20 mm, 24 mm, 28 mm, 34 mm, 40 mm)

$119.99
$119.99
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The Explore Scientific 68° Argon-Purged Waterproof Eyepiece Series is built for observers who demand exceptional optical quality, wide-field immersion, and long-term durability. Each eyepiece is engineered with a 68-degree apparent field of view, delivering expansive views ideal for scanning star clusters, nebulae, and the lunar surface with clarity and precision.

These eyepieces feature fully multi-coated optics for superior light transmission and high contrast. Argon-purging and full waterproof construction ensure the internal optical assembly remains protected from fog, dust, debris, and moisture. The 1.25-inch barrel design supports broad compatibility with modern telescopes, while comfortable eye relief makes long observing sessions more enjoyable.

Available in six focal lengths—16mm, 20mm, 24mm, 28mm, 34mm, and 40mm—this series offers a complete wide-field solution for both beginner and advanced astronomers.

Features

  • 68° apparent field of view for immersive wide-angle observing

  • Argon-purged, waterproof construction for long-term protection

  • Fully multi-coated optics for high contrast and optimal brightness

  • 1.25-inch barrel compatible with most telescopes

  • Precision-machined build for enhanced durability

  • Comfortable eye relief for extended observing sessions

  • Ideal for deep-sky, lunar, and general-purpose astronomy

Specifications 

Focal Length Barrel Size Apparent Field of View Waterproof Purged Gas Optical Coatings Notes
16mm 1.25 in 68° Yes Argon Fully Multi-Coated Excellent mid-power wide-field viewing
20mm 1.25 in 68° Yes Argon Fully Multi-Coated Ideal for larger deep-sky structures
24mm 1.25 in 68° Yes Argon Fully Multi-Coated Versatile low-to-mid magnification
28mm 1.25 in 68° Yes Argon Fully Multi-Coated Wide-field sweeps with enhanced brightness
34mm 1.25 in 68° Yes Argon Fully Multi-Coated Excellent for locating deep-sky objects
40mm 1.25 in 68° Yes Argon Fully Multi-Coated Maximum field with comfortable eye relief
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Frequently Asked Questions

With a beginner telescope you can see a surprising amount — the craters and mountains on the Moon, the rings of Saturn, the moons of Jupiter, and star clusters like the Pleiades. As you get more comfortable, you can also spot nebulae and distant galaxies. Not sure which beginner telescope is right for you? Check out our Telescope Buying Guide.
Most orders ship within 5 business days. You'll receive tracking information within 24 hours of your order leaving the warehouse. For full details, visit our Shipping Policy.
Orders cancelled after 48 hours are subject to a $20 administration fee. If your order has shipped, you are responsible for return shipping costs. Refunds are issued to the original payment method. See our full Refund Policy for details.
Yes! If you find a lower price at another authorized online retailer within 6 months of your purchase, we'll refund the difference. Learn more on our Price Match Guarantee page.
All telescopes on Telescope Wolves are hand-picked with beginners in mind. If you're unsure which telescope is right for you, check out our Telescope Buying Guide.
Please inspect your package on arrival and note any damage when signing for delivery. Send photos to info@telescopewolves.com and we'll process a claim on your behalf.
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