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Filtro FLI Research Grade Clear 50mm rotondo Visualizza ingrandito

FLI Research Grade Clear 50mm round filter

FLI

FL-RG 50D Clear

Nuovo

FLI Research Grade filter sets are par focal to F4.5.
  • Size: 50 mm +0.2 / -0.5mm
  • Shape: round
  • Thickness: 3mm +/-0.1mm
  • Bandwidth: N/A
  • Parallelism: 30 second or better
  • Surface Flatness: 1/4 wave per inch

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223,00 €

Ordered upon request

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FLI Research Grade filter sets are par focal to F4.5.
  • Size: 50 mm +0.2 / -0.5mm
  • Shape: round
  • Thickness: 3mm +/-0.1mm
  • Bandwidth: N/A
  • Parallelism: 30 second or better
  • Surface Flatness: 1/4 wave per inch

AR: Durable AR coatings on both exterior surfaces over applicable transmission range

Scratch Dig: 60/40 or better (max scratch width 0.006mm, max dig 0.40mm)

Transmitted wavefront @ 633nm: Better than 0.25 wave/inch

Wedge: Better than 30 arcsec

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