Long-Pass Dichroic Filter -- 660FDC2500
from Knight Optical Ltd.

Dichroic filter (O)-25mmdia.660nm Band-pass. These Dichroic Filters consist of thin-film dielectric coatings on glass with sharp transitions between the transmitted and reflected bands. Having negligible absorption they are suitable for high powers and do not show the strong fluorescence of certain... [See More]

  • Filter Type: Short Pass Filters
  • Thickness: 1
  • Filter Diameter, Side Length, or Rectangular Length: 25
  • Transmission Range: 400 to 640
Ø25.0mm 315-710nm,ShortPass Color Filter -- FGS900
from Thorlabs, Inc.

These bandpass colored glass filters are manufactured from different colors of Schott glass and are intended for use in a wide variety of applications. In addition to the bandpass filters offered here, Thorlabs also offers a series of longpass colored glass filters. In either case, the filters are... [See More]

  • Filter Type: Short Pass Filters
  • Filter Diameter, Side Length, or Rectangular Length: 25
  • Filter Shape: Circular
  • Thickness: 2
Short Wave Pass Filter -- SWP
from Umicore Coating Services Ltd.

Short wavepass filters are designed to achieve efficient separation of adjacent spectral bands. The cut-off edge of the filter may be located between 0.85 and 13 microns. [See More]

  • Filter Type: Short Pass Filters
Ultra Violet Band Pass Filter -- U-330
from Universe Kogaku (America) Inc.

Universe now stocks Ultra-violet and Infra-red band pass filters for use with our UV Quartz lenses. We have 25, 49, and 55mm filter thread mounts to fit our entire UV lens family. They are available from stock in U-330, IR-83 and IR-76 styles. [See More]

  • Filter Type: Short Pass Filters
  • Filter Shape: Circular
Infrared Filters
from Materion Corporation

US defense companies initially developed thermal Imaging cameras for use in military applications. The initial technologies for thermal imaging relied on cryogenically cooled IR detectors, which were expensive. Over the past 10 years, commercial applications for thermal imaging cameras have been... [See More]

  • Filter Type: Long Pass Filters; Short Pass Filters
Optical Low-Pass Filter -- Bonding-Type
from NDK

Bonding-type Optical Low-pass Filter1. Pseudo-signals can be removed by combining a crystal phaseplate (crystal wavelength plate), and an optical low-pass filter inthe horizontal, vertical, or any direction of your choice.2. Filter glass combination, coating processing, and blackingprocessing are... [See More]

  • Filter Type: Short Pass Filters
  • Filter Diameter, Side Length, or Rectangular Length: 5
  • Filter Shape: Circular (optional feature); Square (optional feature)
  • Rectangular Width: 5
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