Square Neutral Density Filters Datasheets

Neutral Density Absorption Type Filters at 450-650 nm
from EKSMA OPTICS

EKSMA OPTICS neutral density (ND) filters attenuate VIS spectral region. The optical density varies from 0.1 to 3.0, 1 or 2 inches size square and roud shapes are available. Neutral density absorption type filters decrease the intensity of light without altering the relative spectral distribution of... [See More]

  • Filter Shape: Circular; Square
  • Filter Diameter, Side Length, or Rectangular Length: 25.4 to 50.8
  • Neutral Density Filter Type: Absorptive
  • Optical Density: 0.0500 to 4
Absorptive Neutral Density Filters
from Newport Corporation

Newport's absoprtive ND fitlers are precision polished, and offer uniform attenuation over lower power beams across the visible range at an economical price suitable for OEM integration. Low cost ND filters ideal for OEM integration. Precision polished for demanding research applications. Broadband... [See More]

  • Filter Shape: Circular; Square
  • Rectangular Width: 50.8
  • Filter Diameter, Side Length, or Rectangular Length: 12.7 to 50.8
  • Optical Density: 0.0400 to 3