SKU: 25673601991

Celestron Stereo Binocular Viewer

Sale price$20056.50 Regular price$22285.00
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Description

Celestron Stereo Binocular ViewerFor SCT Scopes w 1. 25" Focusers Requires 2 1. 25" Eyepieces Allows Two Eye Viewing Creates 3D Effect The Celestron Stereo Binocular Viewer gives you incredibly comfortable three dimensional viewing, with far less eye fatigue from extended viewing. Using two eyes to view through a telescope achieves the odd duality of being both relaxing and thrilling. It is relaxing to not have to squint or cover one of your eyes, affording longer sessions without

  • For SCT Scopes w/ 1.25" Focusers
  • Requires 2 1.25" Eyepieces
  • Allows Two-Eye Viewing
  • Creates 3D Effect

The Celestron Stereo Binocular Viewer gives you incredibly comfortable three-dimensional viewing, with far less eye fatigue from extended viewing.

Using two eyes to view through a telescope achieves the odd duality of being both relaxing and thrilling.  It is relaxing to not have to squint or cover one of your eyes, affording longer sessions without fatigue.  And the perception of depth you'll get from using both of your eyes is an awesome thrill that you'll not understand until you experience it.

Though the stereoscopic effect of using two eyes shouldn't be relevant at stellar distances, in actuality that theory is plainly dispelled.  The background sky seems cast far beyond the star, an inky black canvas setting off the object of interest like never before.  Subtle nuances of double stars are revealed for the first time despite dozens of previous gazes.  Though less than half of the previous amount of light reaches each eye, it nonetheless seems brighter because your mind's eye "gains" much more than is lost by the mirror.

Of course, all of this comes at the expense of needing two eyepieces and this device.  While not exactly inexpensive, it is a far cry less dear than similar units from other manufacturers.  But if you are an enthusiastic observer after the mystical unencumbered walk through space, then this is the tool that will deliver it.

The Celestron binocular viewer is well tailored and solidly constructed, with lots of good thinking in its design.  It has a rubberized and dimpled surface to both absorb knocks and provide a firm grip in damp, cold conditions.  The choice for the type of prism and its coatings was not skimped a bit, for high resolution and edge brightness.

Currently the Celestron Stereo Binocular Viewer works properly with all of Celestron's Schmidt-Cassegrain design telescopes, and very likely with any Schmidt-Cassegrain.  Many refractors with a removable focuser drawtube can also be used, and with those which don't have a removable tube you can generally achieve focus with a short 2x Barlow lens placed in front of the device.  The binocular viewer is designed to go directly into 1.25" focusing tubes, and will not work properly while behind another prism or erecting diagonal.

Interpupillary distance adjustments do not cause focusing changes
Fully multicoated BaK-4 prisms
Eyepiece dioptric scales for sharp focus & easy resetting
Metal thumbscrews
Accepts 1.25" filters upon nosepiece-so only one filter's necessary, and changing eyepieces doesn't change the filter
NOT RECOMMENDED FOR EYEPIECES WITH FOCAL LENGTH LONGER THAN 25MM
UPC: 050234936903
Weight 1.11 lbs ( 505g )
Packaging Info
Package Weight 2.35 lb
Box Dimensions (LxWxH) 7.0 x 6.85 x 3.543"
In the Box
Celestron Stereo Binocular Viewer
  • Metal Hardshell Case
  • 1-Year Warranty
All product and company names are trademarks™ or registered® trademarks of their respective holders. Use of them does not imply any affiliation with or endorsement by them.
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 25673601991

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Therese Wagner
Los Angeles, US
★★★★★ 5
Great quality and easy to apply
Model: iPad A16 11th/10th/Air 11
I love these screen protectors. They feel amazing and they sent an installation kit making the applying process so easy. There was also a squeegee included to make sure air bubbles wouldn’t Be a problem. I’ve had zero problems with the protector reducing the touch sensitivity of the screen, the protectors fit well, seem durable, and are great quality. The price was also reasonable. I’ve never owned other paper-feel screen protectors so I’m not able to give a comparison, but for these being my first ones I am very pleased.
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Reviewed in the United States on April 23, 2026
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Loren Flores Morales
Belleville, US
★★★★★ 5
Get this if you draw, write, play touch games
Model: iPad Pro 11,iPad Air 5th/4th
The quality of the screen protector is great, easy to put on without the video. i love how it really feels like writing on paper with my pen especially drawing. I will definitely be buying more for myself,mother and siblings. It’s a good fit for my iPad Air 4th gen and a bang for the buck
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Reviewed in the United States on May 25, 2026
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Jorge L.
Lowell, US
★★★★★ 4
Good but Installation was a Bit Iffy
Model: iPad A16 11th/10th/Air 11
90% of the time I use my iPad for school. Originally, I used just a regular screen protector, but it would get dirty with smudges and imprints from my Apple Pencil, and there would be a lot of glare since I'm in a classroom most of the time, which would make it awkward to see what I was writing at times. Plus, the screen protector was too smooth so it would actually be difficult to write legibly. This product makes it a lot easier to write smoother on the iPad. I only just installed it, so I can't say much on the smear protection yet, but I can already see the reduction in glare as well. For $8, getting a pack of two of these with an install kit is a very nice deal imo. My only issue was the installation process, which could've been as much my own fault tbh, but I felt like I aligned the screen protector pretty well with the sticker, however the first time I tried installing it it was way off the center (maybe my case got in the way?). The biggest issue was using the squeegee to pop air bubbles, and this is something they don't mention in neither their instruction guide nor video, but you're supposed to used the velvet red side, not the naked white side: using the white side actually takes the grit off the protector, which is obviously something you don't want on a product that relies on it. Thankfully I have another one in reserve in case this one wears off sooner than expected.
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Reviewed in the United States on October 7, 2025
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Breanna
Lake Worth, US
★★★★★ 5
Perfect Paperlike substitute
Model: iPad Air/Pro 13
I’ve been using this screen for roughly two months now and I can say it was so worth it, it is rough on plastic nibs! I am going to order some heavier duty ones and see how it fairs! It works just fine ON TOP of a screen protector isn’t that great! I wanted something like paper like but didn’t want to pay that expensive price for something I wasn’t sure I was going to like. This one does the trick and gives me just enough resistance to feel more in control of my pen! It fits well just make sure to know the size if your screen I had to modify where the camera indent was but it cut just fine and looks great!
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Reviewed in the United States on May 24, 2026
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Kasey
Boise, US
★★★★★ 5
Wow! So cheap and really high quality!
Model: iPad Air/Pro 13
Very nice texture, affordable, durable, easy to mount. No longer get tons of grease marks from my hands, the glare is reduced, it fits the screen perfectly, there’s no tint to the color so it doesn’t distort the image. Great product for a great price.
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Reviewed in the United States on April 13, 2026

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