Baader Blue 470 nm Bandpass 1.25" Filter
Kodak Wratten 80A & 80B Conversion Filter 3x3 inch 75mm | eBay
Omegon Filters #80A 1.25'' colour filter, blue
Kodak 4 x 4" Neutral Density (ND) #96 0.2 Optical Gelatin
Wratten 80A Filter, M67, multi-coated, metal mount - WITTNER FILM
TPO #80A Medium Blue Filter & Case - 1.25" Round Mounted | OPT Telescopes
Filtre Kepler n° 80A bleu coulant 31,75mm
80A Wratten 2 100mm 4" Gel Filter
62mm Screw-In Filter ROKUNAR Wratten 80A Blue Color Correction Made in Japan | eBay
Wratten number - Wikipedia
58mm Screw-In Filter NIKO Wratten 80A Blue Color Correction Made in JAPAN | eBay
Filtre Kepler n° 80A bleu coulant 31,75mm
Technical
Mars 7.18.2018 , C90 - Sketching - Cloudy Nights
3.0 OD 25mm Diameter, Laminated Wratten Filter | Edmund Optics
Filters for visual observing of the Moon and planets – British Astronomical Association
Kodak Wratten 80A & 80B Conversion Filter 3x3 inch 75mm | eBay
Astro Essentials 1.25" #80A Medium Blue Filter | First Light Optics
🎈 Public Lab: A Wratten 25A replacement from Rosco?
Optical Filter Foil Wratten 80A, 75 x 75mm -WCT SUPER 8 FILM SHOP
Wratten 96 0.10 .20 .30 .40 .50 .60 .70 .80 .90 1.00 2.00 3.00 4.00 75mm filter | eBay
GSO 1.25" Color / Planetary Filter - #80A Medium Blue
Kodak Wratten gelatin filter No. 80A 75x75mm 3×3″ square very good condition EU (AUCTION) – OUTLET store of KAR Oy Ab Ltd GmbH S. A. R. L.
