Telescopes & Astronomy

Sirius 2 " 26mm 70 Degree Eyepiece

• This big, 2" eyepiece with 28mm focal length offers bright, sharp and pleasing views of deep-space objects
• 3-element lens design with multi-coatings for efficient light transmission
• Eye relief is a long 20mm, particularly attractive to eyeglass wearers
• Delightfully free of pincushion distortion and chromatic aberration
• Threaded for use with 2" eyepiece filters

The Sirius 2" Parfocal Ring eliminates the need to refocus your telescope every time you swap eyepieces. Simply lock the ring onto each eyepiece barrel at its precise focus point, and enjoy seamless, shake-free transitions between magnifications during your observing sessions. It's also ideal for astrophotography, allowing you to match your calibrating eyepiece's focus to your camera for fast, accurate results.

Explore Scientific Waterproof Eyepieces - Comfort, Quality, Value

• Enjoy wide 82º views with Celestron Luminos Eyepieces.
• Retractable eyecup pops up when you need it, drops down when you don’t.
• Sturdy anodized aluminum barrels are threaded for filters.
• A rubber grip keeps the eyepiece securely in your hands, even when it’s cold or you have gloves on.

• Enjoy wide 82º views with Celestron Luminos Eyepieces.
• Retractable eyecup pops up when you need it, drops down when you don’t.
• Sturdy anodized aluminum barrels are threaded for filters.
• A rubber grip keeps the eyepiece securely in your hands, even when it’s cold or you have gloves on.