FLI IR-Blocked LRGB Filter Set - 28mm Round Unmounted

FLI IR-Blocked LRGB Filter Set - 28mm Round Unmounted
Item # FL-RG-28D-LRGB
0 Questions(s)

Special Order

  • 28mm Luminance, Red, Green, and Blue filters for FLI CFW-1-8 & CFW-3-20 color filter wheels, and any other wheels that accept 28mm filters.
  • The FLI LRGB CCD Filter Set is par focal to F4.5 with a filter thickness of 3mm +/-0.1mm.
  • Additional IR-blocking filters are not required and luminance filter is not IR-blocked.
  • The FLI LRGB CCD Filter Set has a Parallelism of 30 second or better and a surface flatness of 1/4 wave per inch.
  • These filters are A/R coated Johnson/Bessell filters that are blocked up to 1200nm.


FLI LRGB CCD Filter Set - 28mm

Finger Lakes Instrumentation 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 and this product number reflects the 28mm round.

FLI LRGB CCD Filter Set - 28mm 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, parfocal +/- 0.2mm, (filters start parfocal +/- 0.1mm per recipe) FLI Product Number: RG-28D-LRGB
Additional Information

Additional Information

Manufacturer FLI
Type of Filter LRGB
Filter Usage Imaging
Single or Set? Filter Set
Filter Size 28mm
Filter Shape Round
Filter Mounted? Unmounted
Warranty 1 Year Warranty
Included Items

Included Items

  • FLI LRGB CCD Filter Set - 28mm:
  • Luminance
  • Red
  • Green
  • Blue
Questions & Answers

Product Questions

No questions yet. Be the first to ask the question!
Support / Downloads
Related Blog Posts