Celestron EclipSmart Solar Filter for 8” Schmidt-Cassegrain & EdgeHD Telescopes

The Celestron EclipSmart Solar Filter for 8” Schmidt-Cassegrain and EdgeHD telescopes transforms your existing setup into a safe, high-quality solar observing instrument. Whether you're preparing for a solar eclipse, studying sunspots, or enjoying everyday views of the Sun, this filter delivers certified protection and excellent image clarity.

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Safe, Certified Solar Viewing

This filter is built with Celestron’s Solar Safe technology and is fully compliant with the ISO 12312-2:2015(E) international safety standard for direct solar viewing. You can observe the Sun confidently, knowing both your eyes and your telescope are protected.

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Designed Specifically for 8-inch SCT & EdgeHD Telescopes

Compatible with all Celestron 8” Schmidt-Cassegrain and EdgeHD models, this filter attaches securely to the telescope’s objective.
Two strong hook-and-loop safety straps ensure a snug, reliable fit that won’t shift during use, making it ideal for both personal and public observing events.

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Premium American-Made Solar Film

The filter uses a scratch-resistant polymer film manufactured in the USA by American Paper Optics, one of NASA’s recommended suppliers for safe solar-viewing materials.
This film provides:

• High-contrast solar detail

• A bright, natural orange-tinted image

• Smooth, even illumination

• Excellent results for visual observing and solar imaging

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What You’ll See

Once attached, your telescope will show:

• Sunspots with crisp contrast

• Well-defined edges of the solar disc

• Clean, evenly coloured views across the entire Sun

• A natural orange hue that enhances detail and makes observing more comfortable

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Specifications

• Telescope Compatibility: Celestron 8" Schmidt-Cassegrain & EdgeHD

• Clear Aperture: 176mm

• External Diameter: 235mm

• Internal Diameter: 225mm

• Filter Material: Scratch-resistant polymer (American Paper Optics)

• Filter Thickness: 32mm

• Solar Image Colour: Orange

• Safety Straps: Two 1" × 4" straps + four 1" × 1" tabs

• Weight: 121g

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Solar Safety Warning

• Only observe the Sun using ISO-compliant filters such as this EclipSmart product.

• Never view the Sun directly through unfiltered optics or with the naked eye.

• Never remove or tamper with the permanently installed filters.

• Always supervise children or inexperienced users during solar observation.

• Keep eye protection in place throughout all partial eclipse phases.