Solar Spectrum H-alpha Filters
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Triband-SCT - Schmidt-Cassegrain-based Multi-Purpose-Telescope, for Sun and Deep Sky
Baader PlanetariumGet ready for the 2024 Solar Eclipse! Description Triband-SCT's are available in apertures of 8", 9¼" and 11". Triband-ERF-coated Schmidt correcto...
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Solar Spectrum Solar Observer (25mm clear aperture)
Solar SpectrumDescription Solar Observer Filter: Standard-Filter with a clear aperture of 25mm. Shows the full sun disk up to effective focal lengths of approx....
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Solar Spectrum Research Grade RG18 (18mm clear aperture)
Solar SpectrumDescription Research Grade Filter RG 18: 18mm clear aperture, selected quality with extremely uniform H-alpha image over the entire image field Ha...
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$2,390.00
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$2,390.00
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Solar Spectrum Suna (25mm clear aperture)
Solar SpectrumDescription 25mm Clear Aperture HW of 0.65Ang +/- 0.1Ang gives best performance for both Disk and Prominences Tiltable Etalon TEC Oven with contro...
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Solar Spectrum Research Grade RG 46 (46mm clear aperture)
Solar SpectrumDescription Research Grade Filter RG 46: 46mm clear aperture, selected quality with extremely uniform H-alpha image over the entire image field Di...
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Solar Spectrum Research Grade RG32 (32mm clear aperture)
Solar SpectrumDescription Research Grade Filter RG 32: 32mm clear aperture, selected quality with extremely uniform H-alpha image over the entire image field Di...
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Solar Spectrum Advanced Solar Observer (32mm clear aperture)
Solar SpectrumDescription Advanced Solar Observer Filter: Standard-Filter with a clear aperture of 32mm. Shows the full sun disk up to effective focal lengths o...
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