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FLI Research Grade 50mm Diameter LRGB Filters
Price: $875.00
- Manufacturer: Finger Lakes Instrumentation (IDEX)
- MPN: RG 50D LRGB
- SKU: RG 50D LRGB
- Availability: In Stock
FLI Research Grade 50mm Diameter LRGB filters. Our high transmission filters are manufactured in the United States with the highest quality fabrication techniques available. We offer a full line of filter types and sizes. Complete sets are available as well as individual filters in both round and square shapes.
Features:
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
Thickness: 5 +/- 0.05mm, par focal +/- 0.2mm, (filters start par focal +/- 0.1mm per recipe)