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Unistellar Smart Solar Filter

  • mfr: SMARTSOLARFILTER
  • SKU: UNI-SOLARFILTER
In Stock

Available options:

  • Free standard shipping

    *Orders placed before 3 PM EST Mon - Thur will ship the same day. Orders placed beyond these hours will be shipped the next business day. Exclusions apply. See shipping policy

  • Free Local Pickup

    Please call for store stock availability.

    Requests made before 2:30 PM EST can be available for next-day pickup. Learn more

Additional options:

Product highlights

  • White light solar filter
  • Light Reduction up to -100.000 x Sun’s light
  • 143 mm Dimension (Structure)
  • 116 mm Dimension (Polymer)
  • Safest way to observe the sun
  • Made with Polymer Sheet and designed in France
  • Works with all versions of Unistellar telescopes
  • New solar experience is available on Unistellar App (iOS & Android)
  • Smart Go-To Sun function
  • Witness once-in-a-lifetime solar events

Unistellar Smart Solar Filter

Unlock the secrets of our nearest star and uncover the awe-inspiring mysteries of solar activity with the Unistellar Smart Solar Filter – the perfect tool for safe and effortless solar observations in under 2 minutes with your Unistellar telescope.

Unlock the secrets of the Sun

Experience the beauty of the Sun’s ever-changing activity and observe its striking sunspots and faculae – temporary phenomena on the Sun’s photosphere, created by intense magnetic field flux. With the Unistellar Smart Solar Filter and Solar mode in the Unistellar App, you can easily track the Sun and monitor the fluctuating Sunspot number, which ranges in size from 16 km to 160,000 km and can last from a few days to several months. Get ready to discover the stunning features of the Sun with the Unistellar Smart Solar Filter.

Seamless All-in-One Solar experience

Observing the Sun has never been easier, faster or safer. Our cutting-edge Solar Experience feature includes a smart GoTo Sun capability within the Unistellar App, enabling you to effortlessly observe the Sun. All you need to do is connect your telescope during the daytime, attach the Smart Solar Filter, and with the Unistellar App, GoTo the Sun automatically.

Unlock the secrets of the Sun

Safely witness incredible celestial events with the Unistellar Smart Solar Filter.

On October 14, 2023, capture the “Ring of Fire” during an annular eclipse, and on April 8, 2024, experience a total solar eclipse and catch a glimpse of the Sun’s mesmerizing corona and the stunning “diamond ring” effect.

These once-in-a-lifetime opportunities can be exclusively viewed with the Unistellar Smart Solar Filter from America with other events scheduled in Europe in 2026.

The safest way to observe the Sun

Experience the next solar eclipse with your loved ones and enjoy the ultimate peace of mind with the Unistellar Smart Solar Filter. Designed to fit perfectly onto your telescope, guaranteeing it remains secure during use. Crafted from a premium polymer sheet, the Smart Solar Filter is built to withstand the test of time, reducing 100,000 times the intensity of the Sun’s light for optimal viewing while also safeguarding your telescope.

Whether you’re observing through the eyepiece or via your smartphone, rest assured that the Smart Solar Filter is 100% safe and poses no threat to your eyes. With the Unistellar Smart Solar Filter.

Questions

Customer Questions
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Returns

Returns are incredibly simple. Please log into your account, find your item you wish to return and follow the prompts to make a return. If you do not have an account, click here to find your order and make a return.
You will receive a full refund when you return an item in its original manufacturer’s packaging, undamaged and unmarked. If the item you are returning is priced at less than $35, you will be charged a 15% restocking fee. Please note you will not be refunded any shipping charges. 
You have 30 days to make a return. During the holiday season, from November 1 to December 31, we extend the return window to 60 days. 
If your order has been noticeably damaged in transit, we strongly recommend that you refuse delivery and notify us immediately. Claims for missing items or items damaged in transit must be made within 48 hours of delivery. If there is carrier damage, please contact [email protected] with your order number and a description of the damage. 
Oh no! Please contact our customer service team so we can resolve the issue immediately. You can call us on 1.800.221.0828, email us at [email protected], or send us a message here.  
We do not currently offer exchanges. Please return the item you purchased within 30 days and order what you’d like instead. 
If you ordered a kit, you must return all components and accessories to receive a full refund. 
If you ordered a product that included a free item, you must include the free item with your return. If not, your return will not be accepted and you will not receive a full refund. 
We currently only offer camera repairs at our Brooklyn store. The item must be dropped off and collected in person as we do not accept shipped items for repair. For more information, please call our Brooklyn store on 1.718.431.7900. 
Most items can be returned within 30 days for a full refund. Click here to read our full return policy. 

Shipping and Returns

Same Day Shipping

All orders placed by 4PM( EST), Monday through Thursday, and by 11AM (EST) on Friday, are shipped same day. Orders placed outside these times will ship the next business day. We do not ship internationally or to Puerto Rico, Guam and other US territories at this time. For more details click here.

Free Two-Day Shipping

We offer free expedited shipping on thousands of items within the continental USA (this does not include Alaska and Hawaii).

Flexible, Easy Returns

If you're not happy with your purchase for any reason, our flexible 30-day free return policy makes it easy to get a full refund. Click here to view our return policy.

Ratings and reviews

Unistellar Smart Solar Filter

Unistellar Smart Solar Filter SKU: UNI-SOLARFILTER

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