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  1. SolarMax 40mm H-alpha filter with T-Max and 10mm blocking filter | under 1000mm focal length

    $1,099.00
    This 40mm aperture H-alpha filter can be used with virtually any telescope - but is designed to work best with refractor telescopes having a focal length of under 1000mm . . .
  2. Thousand Oaks 2" Solarlite Solar Film Filter

    $59.00

    Thousand Oaks SolarLite Film Solar filters allow you to check out the intricacies of sunspots against a majestic yellow-orange solar tapestry.

  3. Thousand Oaks 3.50" Solarlite Film Solar Filter

    $59.00

    Thousand Oaks SolarLite Film Solar filters allow you to check out the intricacies of sunspots against a majestic yellow-orange solar tapestry.

  4. SolarMax 60mm H-alpha filter with T-Max and 15mm blocking filter | under 1500mm focal length

    $1,599.00
    This 60mm aperture H-alpha filter can be used with virtually any refractor telescope having a 60mm or greater aperture - but is designed to work best with telescopes having a focal length of 1500mm and under . . .
  5. Thousand Oaks 3.00" Solarlite Film Solar Filter

    $59.00

    Thousand Oaks SolarLite Film Solar filters allow you to check out the intricacies of sunspots against a majestic yellow-orange solar tapestry.

  6. SolarMax 40mm H-alpha filter with T-Max and 15mm blocking filter | under 1500mm focal length

    $1,299.00
    This 40mm aperture H-alpha filter can be used with virtually any telescope - but is designed to work best with telescopes having a focal length up to 1500mm. The front filter element (containing the ERF and etalon) requires an optional custom mounting plate to attach to your specific telescope. The filter is provided with a 15mm clear aperture blocking filter mounted in a 1.25" right angle star di . . .
  7. Thousand Oaks 2.32" Solarlite Film Solar Filter

    $59.00

    Thousand Oaks SolarLite Film Solar filters allow you to check out the intricacies of sunspots against a majestic yellow-orange solar tapestry.

  8. SolarMax 60mm H-alpha filter with T-Max & 30mm 2" blocking filter | under 3000mm focal length

    $2,499.00
    This 60mm aperture H-alpha filter can be used with virtually any telescope having a 60mm or greater aperture - but is designed to work best with telescopes having a focal length of under 3000mm . . .
  9. Thousand Oaks 3.25" Solarlite Film Solar Filter

    $59.00

    Thousand Oaks SolarLite Film Solar filters allow you to check out the intricacies of sunspots against a majestic yellow-orange solar tapestry.

  10. SolarMax 60mm H-alpha filter with T-Max and 10mm blocking filter | under 1000mm focal length

    $1,399.00
    This 60mm aperture H-alpha filter can be used with virtually any refractor telescope having a 60mm or greater aperture - but is designed to work best with telescopes having a focal length of 1000mm and under . . .
Showing 1 to 10 of 11 total
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