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SolarMax 40mm H-alpha filter with T-Max and 15mm blocking filter | under 1500mm focal length
$1,299.00This 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 . . . -
Thousand Oaks 5.25" Solarlite Film Solar Filter
$69.00Thousand 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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Lunt 50mm tunable H-alpha filter with 12mm blocking filter for scopes under 1200mm focal length
$1,961.00This 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 1200mm . . . -
Lunt 50mm tunable H-alpha filter 2" diagonal 18mm blocking filter for scopes under 1800mm focal length
$2,376.00This 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 . . . -
Thousand Oaks Full aperture Solar Light filter for Celestron C-150CR and C-150HD 6" refractors and Takahashi FS-128
$89.00This Thousand Oaks full aperture Solar Light solar filter fits the Celestron C-150CR and C-150HD 6" refractors, the Takahashi FS-128 5" refractor, the Orion 6" Sky Watcher, and the Intes MK67 . . . -
Thousand Oaks Full aperture Solar Light filter | Meade ETX-105 | Celestron 4" refractors | TeleVue
$69.00This full aperture Solar Light solar filter fits Meade ETX-105 4" Maksutov-Cassegrains . . .
