40-20 Scratch / Dig Pellicle Beamsplitters Datasheets

Pellicle Beamsplitters 1" Dia 33R/67T -- NT39-480
from Edmund Optics Inc.

No Ghost Images from Second Surface Reflections. No Chromatic Aberration with Converging Beams. No Change in Optical Path Length. Pellicle Beamsplitters are very thin nitrocellulose membranes bonded to lapped aluminum frames that feature no ghost images from second surface reflections. To ease... [See More]

  • Surface Quality: 40-20 Scratch / Dig
  • Clear Aperture: 25.4
  • Diameter: 34.92
  • Thickness: 0.0020
1" Standard and Custom Ring Pellicle Frames
from National Photocolor Corp.

NPC Standard Pellicle Frames are stocked in 1",2",3",4",5" and 6" circular rings, plus 5"x7" rectangles. Top surfaces are beveled. The frame is black anodized, then lapped to create a flat at the inner edge. The membrane is then stretched over the flat and firmly adhered to the beveled area. The... [See More]

  • Surface Quality: 40-20 Scratch / Dig
  • Clear Aperture: 25.4
  • Diameter: 34.92
  • Thickness: 4.76
Pellicle Beamsplitter, 74.9 mm, 51.6 mm Clear, 375-2400 nm, Coated
from Newport Corporation

The PBS-2C Pellicle Beamsplitter is 74.9 mm in diameter with a 51.6 mm Clear Aperture in a 12.7 mm thick housing. This coated pellicle provide equal reflectance and transmission over the 375-2400 nm range by means of a neutral, semi-absorbing coating. The R/T curves below show average values,... [See More]

  • Surface Quality: 40-20 Scratch / Dig
  • Clear Aperture: 51.6
  • Diameter: 74.9
  • Thickness: 12.7