I recently received the Celestron Stereo Binocular Viewer #93691, and these photos show it mounted on my Celestron 4SE telescope.
Using a binoviewer noticeably changes the visual observing experience. Viewing with both eyes feels more natural and relaxed, and the image appears more immersive — almost like a subtle 3-D or IMAX-style view, especially when observing the Moon and bright planets.
One of the biggest advantages is how comfortable it makes observing. Eye strain is reduced, it is easier to stay focused, and sharing the telescope becomes more enjoyable. This is especially helpful for kids and beginners, who often find it easier to look through a binoviewer than a traditional single eyepiece.
Overall, the Celestron Stereo Binocular Viewer 93691 is a fun and practical upgrade for visual observing. It adds comfort, improves the viewing experience, and makes outreach sessions more engaging.
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| Celestron 4SE and Binoviewer |
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| Celestron Stereo Binocular Viewer 93691 and 4SE |
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| Celestron 4SE and Celestron Stereo Binocular Viewer 93691 |
Conclusion:
After spending time with this setup, the binoviewer has become one of my favorite visual accessories.
It may not replace traditional eyepieces for every situation, but for relaxed observing and sharing the sky
with family and friends, it adds a sense of depth and enjoyment that makes the telescope feel new again.
Related Astrophotography & Gear Posts
- The Moon — Astrophotography with Celestron NexStar 4SE & Canon 40D — Early lunar imaging from my first DSLR setup.
- Connecting Canon EOS to Celestron NexStar 4SE — T-Adapter & Barlow Assembly — Step-by-step setup for DSLR planetary imaging with T-adapter and barlow.
- Bahtinov Focus Mask — Astrophotography on Celestron 4SE — Using a Bahtinov mask to dial in precise focus for deep sky imaging.
- Zhumell 20×80mm SuperGiant Astronomy Binoculars — Wide-field observing with large binoculars — great for the Milky Way.
- Explore Scientific 82° Series 8.8mm Eyepiece — Review & images with a high-contrast wide-field eyepiece.



Greetings! Are you from Israel? I'm considering to purchase this binoviewer for my Celestron 11", but can't decide.
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