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film vs. glass solar filter? - Page 2 - Beginners Forum (No astrophotography) - Cloudy Nights
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Amazon.com : Glass Solar Filter 6.75''(ST675G) Glass Solar Filter Fits Your O.D. Measurement: 6 1/4” (158mm) to 6 5/8” (169mm) Telescopes That fit This Filter Size: Celestron 6'' Refractor : Electronics
Off Axis - Glass Solar Filters — Astrozap
Amazon.com : Glass Solar Filter 6.75''(ST675G) Glass Solar Filter Fits Your O.D. Measurement: 6 1/4” (158mm) to 6 5/8” (169mm) Telescopes That fit This Filter Size: Celestron 6'' Refractor : Electronics