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  1. Questar solar filter full-aperture upgrade for 3.5" scopes

    $495.00

    This Questar full aperture white light glass solar filter is an upgrade to the off-axis filter supplied with all Questar 3.5" telescopes.

  2. Lunt 50mm tunable H-alpha filter 6mm blocking filter 2" Diagonal for scopes under 600mm focal length

    $1,615.00
    This 50mm clear aperture Lunt H-alpha filter can be used to provide striking views of solar prominences and disk detail with virtually any telescope having a focal length under 600mm . . .
  3. Lunt 60mm Ha Etalon filter

    $1,917.00
    The Lunt LS60FHa is a 60 mm aperture (no central obstruction) integrally tuned etalon for use on a customer supplied refractor.
  4. 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.

  5. Thousand Oaks 3.75" 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. Lunt 50mm tunable H-alpha filter with 18mm blocking filter for scopes under 1800mm focal length

    $2,376.00
    This 50mm clear aperture Lunt H-alpha filter can be used to provide striking views of solar prominences and disk detail with virtually any telescope having a focal length under 1800mm . . .
  7. Lunt 50mm Ha Etalon Filter

    $1,188.00
    The Lunt LS50FHa is a 50 mm aperture (no central obstruction) integrally tuned etalon for use on any customer-supplied refractor.
  8. Thousand Oaks Full aperture SolarLite filter for Takahashi FS-78/Sky 90 and TeleVue TV-85

    $69.00
    This full aperture SolarLite filter fits the Takahashi FS-78 and Sky 90 and TeleVue TV-85 refractors . . .
  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. Thousand Oaks 4.75" Solarlite Film Solar Filter

    $69.00

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

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