• Blocks Longer Wavelengths
    • Better Highlights Nebulae

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B&H # CELRGBFS MFR # 95517

    • Fits Standard 1.25" Filter Threads
    • For Astroimaging and Astronomy
    • 26mm Clear Aperture

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B&H # CEFS1 MFR # 94119-10

    • Fits 1.25" Eyepieces and Accessories
    • ND-96-0.3 Neutral Density Filter
    • #12 Deep Yellow Filter
    • #21 Orange Filter
    • #80A Blue Filter
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    • Specifically Designed to View Nebulae
    • Isolates Two Doubly-Ionized Oxygen Lines
    • Eliminates Halos Around Bright Stars
    • Fits 1.25" Eyepieces and Accessories
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    • Reduces Transmission of Wavelengths of Artifically-Produced Light

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    • Selectively Filters Ambient Light
    • Anti-Reflection Optical Coatings
    • High-Transmission Dielectric Coatings
    • Maintains a Neutral Color Balance
    • Schott B270 Glass
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