Square Optical Filters

17 Results
Optical Filter & Coating -- Dichroics & Colored Glass
from Abrisa Technologies

Abrisa Technologies designs, manufactures and distributes precision optical coating solutions and custom glass fabricated optical products via our two divisions Abrisa Industrial Glass, located in Santa Paula, CA and ZC &R Coatings for Optics located in Torrance, CA. Our innovative engineering... [See More]

  • Filter Shape: Circular; Square
  • Filter Diameter, Side Length, or Rectangular Length: 610
  • Filter Type: Color Filters; Dichroic Filters
  • Thickness: 1.1 to 3.3
AR Coating Stock Filters
from Electro Optical Components, Inc.

The capabilities of anti-reflection coatings for infrared optical interference filters range from single layers to advanced high efficiency multi-layer coatings. These coatings can be applied to windows, lenses or customer supplied substrates. For special applications, the coatings can be designed... [See More]

  • Filter Shape: Circular; Square; Rectangular
  • Filter Diameter, Side Length, or Rectangular Length: 7.5 to 100
  • Application: Infrared
  • Rectangular Width: 3.3 to 50
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
  • Application: Infrared; Visible
  • Filter Type: Neutral Density Filters
  • Filter Diameter, Side Length, or Rectangular Length: 12.7 to 50.8
Colored Glass Filters
from Thorlabs, Inc.

At Thorlabs, we constantly reinforce our desire to serve at the pleasure of our customers. From this comes our desire to be connected to our industry in a way that far exceeds what would typically be expected of a vendor. Thorlabs lives this core principle by seeking to enhance, at every turn, the... [See More]

  • Filter Shape: Circular; Square
  • Application: Infrared; Visible; Ultraviolet
  • Filter Type: Color Filters
  • Filter Diameter, Side Length, or Rectangular Length: 25
Bandpass Interference Filters
from CeNing Optics Co., Ltd.

Band pass filter plates are divided into short-pass and long-pass filters according to whether they transmit below or above the transition wavelength. The transition wavelength or cut-on/off wavelength is the wavelength at which the transmission is 50% of its peak value. [See More]

  • Filter Shape: Circular; Square
  • Application: Infrared; Visible
  • Filter Type: Bandpass / Interference Filters; Long Pass Filters; Short Pass Filters
  • Filter Diameter, Side Length, or Rectangular Length: 5 to 76.2
Optical Glass/ Cover Windows/ Optical Filter
from Jiangyin Deli Laser Solutions Co., Ltd.

Sapphire/ruby windows are applied as circuit substrates, epitaxial substrates, oriented substrates to GaN, GaAs. And other, sapphire possesses nice light transmission in0.20~5.50um wave band, and the infrared ray transmission is hardly influenced by temperature, so the optical components made of... [See More]

  • Filter Shape: Square
  • Application: Infrared
  • Filter Type: Spectral Filters
  • Transmission Range: 200 to 5500
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
  • Application: Visible
  • Filter Type: Neutral Density Filters
  • Filter Diameter, Side Length, or Rectangular Length: 25.4 to 50.8
Cold Light Mirror -- KS 93 / 45°
from Qioptiq

For incidence angles of 45 °. Transmittance of IR light and reflection of visible light. High reflection in the visible range. No absorption of dielectric coating. Heat-resistant up to 300 °C. Thickness 1.1 mm. R ≥ 97 % for 425 - 600 nm. T = 50 % for 685 ± 15 nm. T ≥ 80 % for... [See More]

  • Filter Shape: Circular; Square; Rectangular
  • Application: Infrared
  • Filter Type: Cold Mirrors
  • Filter Diameter, Side Length, or Rectangular Length: 25 to 160
12.5mm Square, 0 Degree AOI, Hot Mirror -- NT62-623
from Edmund Optics Inc.

Ideal for Reducing Heat In Projectors. Reflects 90% of the NIR and IR. Transmits 80% of Visible Light. These 0 ° and 45 ° angle of incidence Hot Mirrors are perfect for decreasing the undesirable heat caused by infrared radiation. A multi-layer dielectric coating transmits 80% of visible... [See More]

  • Filter Shape: Square
  • Filter Diameter, Side Length, or Rectangular Length: 12.5
  • Filter Type: Hot Mirrors
  • Thickness: 1.1
Custom Neutral Density Filters
from Rapid Spectral Solutions

Neutral density filters available in a wide range of optical densities and sizes. These filters are suitable for all general use. [See More]

  • Filter Shape: Circular; Square; Rectangular
  • Application: Infrared; Visible; Ultraviolet
  • Filter Type: Neutral Density Filters
  • Filter Diameter, Side Length, or Rectangular Length: 6.25 to 100
Optical Filters
from Rainbow Research Optics, Inc.

Rainbow Research Optics, Inc. (RROI) specializes in custom optics. We focus on wavelength ranges from 193 nm to 14 um. Our manufacturing capabilities include a wide range of optical components including lenses, mirrors, windows, prisms, beamsplitters, filters, coatings, and more. While we offer a... [See More]

  • Filter Shape: Circular; Square
  • Surface Quality: 20-10 Scratch / Dig
  • Filter Type: Color Filters; Bandpass / Interference Filters; Long Pass Filters; Short Pass Filters; Neutral Density Filters
Bandpass Filters
from Newport Corporation

Our Bandpass Filters pass a narrow spectral band of UV, visible, or NIR radiation and reject out-of-band wavelengths from the X-ray to the far IR. Applications include spectral radiometry, medical diagnostics, chemical analysis, colorimetry, astronomy, and wherever spectral isolation is required. [See More]

  • Filter Shape: Circular; Square
  • Application: Infrared; Visible; Ultraviolet
  • Filter Type: Bandpass / Interference Filters
  • Filter Diameter, Side Length, or Rectangular Length: 25.4 to 50.8
Colored Glass Filters
from CeNing Optics Co., Ltd.

CeNing Optics provide a variety of colored glass filters covering the UV, visible and near-infrared wavelength regions. These filters serve as bandpass, broadband, or long-wave pass filters. [See More]

  • Filter Shape: Circular; Square; Rectangular
  • Application: Infrared; Visible; Ultraviolet
  • Filter Type: Color Filters; Bandpass / Interference Filters; Broadband, Long-wave
  • Filter Diameter, Side Length, or Rectangular Length: 5 to 76.2
Color Filters -- DC
from Qioptiq

Absorption free interference systems. Nearly no-loss, diversion or mixture of basic Colors blue, green and red. For angles of incidence of 45 °. Heat-resistant up to approx. 300 °C. Thickness of all filters: 1.1 mm. Special sizes up to 160 mm x 110 mm on request. [See More]

  • Filter Shape: Circular; Square; Rectangular
  • Application: Visible
  • Filter Type: Color Filters
  • Filter Diameter, Side Length, or Rectangular Length: 25 to 160
High Speed Bandpass Filters
from Rapid Spectral Solutions

Rapid Spectral Solutions (RSS) has a listing of many bandpass filters with FWHM of 1.0 to 50 nm, with a feature of accepting light from a substantial field of view. Filters can be provided with Acceptance Angles up to +- 50 degrees from normal with little loss of normal performance. Getting them in... [See More]

  • Filter Shape: Circular; Square; Rectangular
  • Application: Infrared; Visible
  • Filter Type: Bandpass / Interference Filters; Fused Silica Encapsulated
  • Filter Diameter, Side Length, or Rectangular Length: 6.25 to 100
Colored Glass Filters
from Newport Corporation

Our colored glass filters serve as broadband, bandpass, or long-wave pass filters. We offer a variety of 41 different Schott and Hoya color glasses covering the UV, visible, and near-infrared wavelength regions. These filters are precision polished for demanding research or OEM applications. There... [See More]

  • Filter Shape: Circular; Square
  • Application: Infrared; Visible; Ultraviolet
  • Filter Type: Color Filters
  • Filter Diameter, Side Length, or Rectangular Length: 12.7 to 50.8
Sub-Nanometer Bandpass Filter
from Rapid Spectral Solutions

Rapid Spectral Solutions (RSS) has a listing of many atomic and laser emission line filters with FWHM of less than 1.0 nm. Getting them in your hands in days to weeks rather than months, for the lowest possible cost, is a challenge we thrive on. [See More]

  • Filter Shape: Circular; Square; Rectangular
  • Application: Infrared; Visible
  • Filter Type: Bandpass / Interference Filters; Fused Silica Encapsulated
  • Filter Diameter, Side Length, or Rectangular Length: 6.25 to 100