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Solar Filters

Safely observe the sun, sunspots, and solar eclipses with precision-engineered filtration designed for your telescope.

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170 products

Spectrum Full-Aperture Glass Solar Filter 13.00" ID – ST1300G
Spectrum Full-Aperture Glass Solar Filter 13.00" ID – ST1300G Sale price$236.95
Spectrum Full-Aperture Glass Solar Filter 12.50" ID – ST1250G
Spectrum Full-Aperture Glass Solar Filter 12.50" ID – ST1250G Sale price$236.95
Spectrum Full-Aperture Glass Solar Filter 11.50" ID – ST1150G
Spectrum Full-Aperture Glass Solar Filter 11.50" ID – ST1150G Sale price$196.95
Spectrum Full-Aperture Glass Solar Filter 10.75" ID – ST1075G
Spectrum Full-Aperture Glass Solar Filter 10.75" ID – ST1075G Sale price$196.95
Spectrum Full-Aperture Glass Solar Filter 10.50" ID – ST1050G
Spectrum Full-Aperture Glass Solar Filter 10.50" ID – ST1050G Sale price$176.95
Spectrum Binocular Thin Film Solar Filter Pair 5.00" ID – ST500BPP
Spectrum Binocular Thin Film Solar Filter Pair 5.00" ID – ST500BPP Sale price$118.95
Spectrum Binocular Thin Film Solar Filter Pair 4.75" ID – ST475BPP
Spectrum Binocular Thin Film Solar Filter Pair 4.75" ID – ST475BPP Sale price$118.95
Spectrum Binocular Thin Film Solar Filter Pair 4.50" ID – ST450BPP
Spectrum Binocular Thin Film Solar Filter Pair 4.50" ID – ST450BPP Sale price$118.95
Spectrum Binocular Thin Film Solar Filter Pair 4.25" ID – ST425BPP
Spectrum Binocular Thin Film Solar Filter Pair 4.25" ID – ST425BPP Sale price$118.95
Spectrum Binocular Thin Film Solar Filter Pair 4.00" ID – ST400BPP
Spectrum Binocular Thin Film Solar Filter Pair 4.00" ID – ST400BPP Sale price$108.95
Spectrum Binocular Thin Film Solar Filter Pair 3.75" ID – ST375BPP
Spectrum Binocular Thin Film Solar Filter Pair 3.75" ID – ST375BPP Sale price$108.95
Spectrum Binocular Thin Film Solar Filter Pair 3.50" ID – ST350BPP
Spectrum Binocular Thin Film Solar Filter Pair 3.50" ID – ST350BPP Sale price$108.95
Spectrum Binocular Thin Film Solar Filter Pair 3.25" ID – ST325BPP
Spectrum Binocular Thin Film Solar Filter Pair 3.25" ID – ST325BPP Sale price$108.95
Spectrum Binocular Thin Film Solar Filter Pair 3.00" ID – ST300BPP
Spectrum Binocular Thin Film Solar Filter Pair 3.00" ID – ST300BPP Sale price$108.95
Spectrum Binocular Thin Film Solar Filter Pair 2.75" ID – ST275BPP
Spectrum Binocular Thin Film Solar Filter Pair 2.75" ID – ST275BPP Sale price$108.95
Spectrum Binocular Thin Film Solar Filter Pair 2.50" ID – ST250BPP
Spectrum Binocular Thin Film Solar Filter Pair 2.50" ID – ST250BPP Sale price$88.95
Spectrum Binocular Thin Film Solar Filter Pair 2.00" ID – ST200BPP
Spectrum Binocular Thin Film Solar Filter Pair 2.00" ID – ST200BPP Sale price$88.95
Spectrum Binocular Glass Solar Filter Pair 5.00" ID – ST500GP
Spectrum Binocular Glass Solar Filter Pair 5.00" ID – ST500GP Sale price$218.95
Spectrum Binocular Glass Solar Filter Pair 4.75" ID – ST475GP
Spectrum Binocular Glass Solar Filter Pair 4.75" ID – ST475GP Sale price$198.95
Spectrum Binocular Glass Solar Filter Pair 4.50" ID – ST450GP
Spectrum Binocular Glass Solar Filter Pair 4.50" ID – ST450GP Sale price$198.95
Spectrum Binocular Glass Solar Filter Pair 4.25" ID – ST425GP
Spectrum Binocular Glass Solar Filter Pair 4.25" ID – ST425GP Sale price$198.95
Spectrum Binocular Glass Solar Filter Pair 4.00" ID – ST400GP
Spectrum Binocular Glass Solar Filter Pair 4.00" ID – ST400GP Sale price$178.95
Spectrum Binocular Glass Solar Filter Pair 3.50" ID – ST350GP
Spectrum Binocular Glass Solar Filter Pair 3.50" ID – ST350GP Sale price$178.95
Spectrum Binocular Glass Solar Filter Pair 3.25" ID – ST325GP
Spectrum Binocular Glass Solar Filter Pair 3.25" ID – ST325GP Sale price$178.95
Spectrum Binocular Glass Solar Filter Pair 2.75" ID – ST275GP
Spectrum Binocular Glass Solar Filter Pair 2.75" ID – ST275GP Sale price$178.95
Spectrum Binocular Glass Solar Filter Pair 2.00" ID – ST200GP
Spectrum Binocular Glass Solar Filter Pair 2.00" ID – ST200GP Sale price$158.95