FLI 50mm Square SII 5nm Filter

  • Sale
  • Regular price $725.00
  • FLI 50mm Square SII 5nm Filter

    • Sale
    • Regular price $725.00
    • ITEM #

    • Will not ship until



    FLI 50mm Square SII 5nm Filter

    The 50 mm Square SII 5 nm Filter by Finger Lakes Instrumentation:

    FLI's high transmission filters are manufactured in the United States with the highest quality fabrication techniques available. FLI offers a full line of filter types and sizes. Complete sets are available as well as individual filters in both round and square shapes.

    FLI Research Grade Filters Features:  

    • AR: Durable AR coatings on both exterior surfaces over applicable transmission range
    • Scratch Dig: 60/40 or better (max scratch width 0.006 mm, max dig 0.40 mm)
    • Transmitted wavefront at 633 nm: Better than 0.25-wave/inch
    • Wedge: Better than 30 arcsec
    • Thickness: 5 +/- 0.05 mm, par focal +/- 0.2 mm, (filters start par focal +/- 0.1 mm per recipe)

    FLI Product Number: RG-50S-SII5

    Image portrays various filters in the FLI Research Grade line.


    Additional Information

    Filter TypeSII

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