Celestron EclipSmart Solar Filter for 6” Schmidt-Cassegrain Telescopes

Celestron EclipSmart Solar Filter for 6” Schmidt-Cassegrain Telescopes

The Celestron EclipSmart Solar Filter for 6” Schmidt-Cassegrain telescopes allows you to observe the Sun safely and clearly using the telescope you already own. Ideal for viewing solar eclipses, watching sunspots, or enjoying daily solar observation, this high-quality filter provides complete peace of mind with certified, ISO-compliant protection.

Safe, Certified Solar Viewing

This filter uses Celestron’s Solar Safe technology and meets the ISO 12312-2:2015(E) international standard for direct solar viewing. You can enjoy sharp, bright views of the Sun without risk to your eyes or equipment.

Designed for 6” Schmidt-Cassegrain Telescopes

Created specifically for Celestron 6-inch SCT models, the filter attaches securely to the telescope’s objective.
Two strong hook-and-loop safety straps ensure a firm, reliable fit and prevent accidental removal—ideal for both home use and public observing sessions.

Premium American-Made Solar Film

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

• A natural-looking orange solar image

• Clear, high-contrast views

• Excellent performance for visual observing and solar imaging

What You’ll Experience

With this filter fitted, your telescope will show:

• Sunspots with strong clarity

• Crisp edges of the solar disc

• Stable, evenly toned views

• A pleasing orange tint that makes solar features easier to observe or photograph

Specifications

• Compatibility: Celestron 6" Schmidt-Cassegrain telescopes

• Filter Clear Aperture: 128.5mm

• External Diameter: 184mm

• Internal Diameter: 174mm

• Material: Scratch-resistant polymer solar film

• Filter Thickness: 24mm

• Image Colour: Orange

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

• Weight: 74g

Solar Safety Warning

• Only observe the Sun using ISO-compliant solar filters like those in the EclipSmart range.

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

• Do not tamper with or remove the permanently installed filters.

• Always supervise children or inexperienced users when observing the Sun.

• Keep solar protection in place throughout all partial phases of a solar eclipse.