Solar Filters
Safely observe the sun, sunspots, and solar eclipses with precision-engineered filtration designed for your telescope.
Filters
Spectrum Full-Aperture Thin Film Solar Filter 5.25" ID – ST525BP1
Sale price$61.95
Spectrum Full-Aperture Thin Film Solar Filter 4.75" ID – ST475BP1
Sale price$61.95
Spectrum Full-Aperture Thin Film Solar Filter 4.50" ID – ST450BP1
Sale price$61.95
Spectrum Full-Aperture Thin Film Solar Filter 4.25" ID – ST425BP1
Sale price$61.95
Spectrum Full-Aperture Thin Film Solar Filter 4.00" ID – ST400BP1
Sale price$56.95
Spectrum Full-Aperture Thin Film Solar Filter 3.75" ID – ST375BP1
Sale price$56.95
Spectrum Full-Aperture Thin Film Solar Filter 3.50" ID – ST350BP1
Sale price$56.95
Spectrum Full-Aperture Thin Film Solar Filter 3.25" ID – ST325BP1
Sale price$56.95
Spectrum Full-Aperture Thin Film Solar Filter 3.00" ID – ST300BP1
Sale price$56.95
Spectrum Full-Aperture Thin Film Solar Filter 2.75" ID – ST275BP1
Sale price$56.95
Spectrum Full-Aperture Thin Film Solar Filter 2.50" ID – ST250BP1
Sale price$46.95
Spectrum Full-Aperture Thin Film Solar Filter 2.25" ID – ST225BP1
Sale price$46.95
Spectrum Full-Aperture Thin Film Solar Filter 2.00" ID – ST200BP1
Sale price$46.95
Spectrum Chromium Film Solar Filter 9.75" ID – ST975CBP1
Sale price$156.95
Spectrum Chromium Film Solar Filter 9.50" ID – ST950CBP1
Sale price$156.95
Spectrum Chromium Film Solar Filter ID – ST9312CBP1
Sale price$156.95
Spectrum Chromium Film Solar Filter 8.75" ID – ST875CBP1
Sale price$116.95
Spectrum Chromium Film Solar Filter ID – ST8377CBP1
Sale price$116.95
Spectrum Chromium Film Solar Filter ID – ST8376CBP1
Sale price$116.95
Spectrum Chromium Film Solar Filter 8.00" ID – ST800CBP1
Sale price$116.95
Spectrum Chromium Film Solar Filter 7.50" ID – ST750CBP1
Sale price$116.95
Spectrum Chromium Film Solar Filter 7.12" ID – ST712CBP1
Sale price$116.95
Spectrum Chromium Film Solar Filter 6.75" ID – ST675CBP1
Sale price$106.95
Spectrum Chromium Film Solar Filter 6.50" ID – ST650CBP1
Sale price$106.95
Spectrum Chromium Film Solar Filter 6.25" ID – ST625CBP1
Sale price$106.95
Spectrum Chromium Film Solar Filter 5.75" ID – ST575CBP1
Sale price$106.95
Spectrum Chromium Film Solar Filter 5.25" ID – ST525CBP1
Sale price$86.95
Spectrum Chromium Film Solar Filter 5.00" ID – ST500CBP1
Sale price$86.95
Spectrum Chromium Film Solar Filter 4.75" ID – ST475CBP1
Sale price$86.95
Spectrum Chromium Film Solar Filter 4.50" ID – ST450CBP1
Sale price$86.95
Spectrum Chromium Film Solar Filter 4.25" ID – ST425CBP1
Sale price$86.95
Spectrum Chromium Film Solar Filter 4.00" ID – ST400CBP1
Sale price$76.95
Spectrum Chromium Film Solar Filter 3.75" ID – ST375CBP1
Sale price$76.95
Spectrum Chromium Film Solar Filter 3.50" ID – ST350CBP1
Sale price$76.95
Spectrum Chromium Film Solar Filter 3.25" ID – ST325CBP1
Sale price$76.95
Spectrum Chromium Film Solar Filter 3.00" ID – ST300CBP1
Sale price$76.95
Spectrum Chromium Film Solar Filter 2.75" ID – ST275CBP1
Sale price$76.95
Spectrum Chromium Film Solar Filter 2.50" ID – ST250CBP1
Sale price$66.95
Spectrum Chromium Film Solar Filter 2.25" ID – ST225CBP1
Sale price$66.95
Spectrum Chromium Film Solar Filter 2.00" ID – ST200CBP1
Sale price$66.95
Spectrum Chromium Film Solar Filter 16.00" ID – ST1600CBP1
Sale price$246.95
Spectrum Chromium Film Solar Filter 15.75" ID – ST1575CBP1
Sale price$246.95
Spectrum Chromium Film Solar Filter 15.25" ID – ST1525CBP1
Sale price$246.95
Spectrum Chromium Film Solar Filter 14.50" ID – ST1450CBP1
Sale price$216.95
Spectrum Chromium Film Solar Filter 13.75" ID – ST1375CBP1
Sale price$216.95
Spectrum Chromium Film Solar Filter 13.00" ID – ST1300CBP1
Sale price$216.95
Spectrum Chromium Film Solar Filter 12.50" ID – ST1250CBP1
Sale price$216.95
Spectrum Chromium Film Solar Filter 12.00" ID – ST1200CBP1
Sale price$189.95