Experience the cosmos like never before with the Explore Scientific 30mm 100° Series Waterproof Eyepiece. Featuring a jaw-dropping 100° apparent field of view, this premium eyepiece provides a truly immersive window into the night sky—perfect for scanning large star fields, locating deep-sky objects, or observing expansive nebulae without constant repositioning.
With a 30mm focal length, it excels at low-power, wide-field viewing, allowing you to frame galaxies, clusters, and emission nebulae with stunning clarity. The generous 19mm eye relief ensures a relaxed viewing experience, even during long observation sessions or while wearing glasses.
Built for rugged reliability, this eyepiece is argon-purged and O-ring sealed, making it fully waterproof and fog-resistant. Each unit is individually submersion-tested to ensure it withstands harsh field conditions. Whether you're at a dark-sky site or your backyard, this eyepiece is ready for whatever the night brings.
⭐ Features & Benefits
- 100° Ultra-Wide Field of View – Expansive, immersive visuals for deep sky exploration and extended drift time in non-tracking scopes
- 30mm Focal Length – Ideal for sweeping views of large star fields, galaxies, and nebulae
- Argon-Purged & Waterproof – Resists fog, dust, and moisture with rugged field protection
- Fully Multi-Coated & Edge-Blackened Optics – Boost contrast, suppress stray light, and maximize image brightness
- 19mm Eye Relief – Extended comfort for all users, including eyeglass wearers
- 3-Inch Barrel Design – Enhances stability and light throughput for larger telescopes
- Submersion-Tested – Waterproof integrity proven by immersion in 1 meter of water for 30 minutes
🌟 Who It’s For
- Visual astronomers wanting maximum field of view and detail in one frame
- Non-tracking telescope users who need extended drift time before repositioning
- Observers seeking rugged, waterproof optics for remote or harsh observing environments
🎯 What You’ll Be Able to See
- Vast swaths of the Milky Way with pinpoint star resolution
- Bright deep sky objects like the Lagoon, Andromeda, and Veil Nebula
- Multiple open star clusters in one field
- Panoramic lunar landscapes with maximum field coverage
🎒 What’s Included
- Explore Scientific 30mm 100° Waterproof Eyepiece (3" Barrel)
- End Caps
- Protective Eyepiece Storage Case
Specs
| Item Number | EPWP10030–01 |
| Focal Length | 30mm |
| Apparent Field | 100° |
| Eye Relief | 19mm |
| Field Stop Diameter | 52.2mm |
| Barrel Size | 3.00" |
| Length | 200mm |
| Width | 107mm |
| Weight | 82.9oz / 2353g |
| Waterproofing | Argon Purged / O-Ring Sealed |
| Eyecup | Removable Soft Silicone Rubber |
Warranty Information:
This product includes a Limited One-Year USA Warranty, which converts to the Explore STAR Transferable Extended Life of the Product Warranty when registered within 60 days of purchase.
To activate your warranty, register your product at:
www.explorescientific.com/pages/product-registration