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  1. Remove This Item Category: Filters for Imaging
  2. Remove This Item Product Series: FLI Research Grade Filters
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  1. UBVRI Filters & Filter Sets (2)
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  1. FLI - 28mm Research Grade Filters - LRGB and UBVRI

    FLI - 28mm Research Grade Filters - LRGB and UBVRI

    ... Learn More
    Model#: RG 28D Filters

    Starting at: $140.00

  2. RG_28D_V

    FLI - Research Grade 28mm Diameter V filter from UBVRI

    • FLI Research Grade filter sets are par focal to F4.5 (individual filters are also available, contact FLI)
    • Size: 28mm
    • Shape: round
    • Thickness: 3mm +/-0.1mm
    • Bandwidth: N/A
    • Parallelism: 30 second or better
    • Surface Flatness: 1/4 wave per inch
    ...     Learn More
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    (48 States)
    Model#: RG 28D V
    $345.00

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