Circular Variable Bandpass Filters

Description: Order Sorting Filters (OSF’s) from Materion Barr Precision Optics & Thin Film Coatings made with interference filter coatings can be provided in several different forms; as a coated substrate, as a patterned filter, or as a linear variable filter. Depending upon

• Application: Ultra-Violet (UV)
• Filter Shape: Circular, Square, Rectangular

Description: greater than 85% at 855.625 nm. This unmounted ultra-narrowband filter is coated on a 0.7 mm thick Borofloat® substrate and is 12.6 mm (± 0.1 mm) in diameter. Alluxa ultra-narrow bandpass filters have the highest transmission and narrowest bandwidths currently available. And

• Center Wavelength: 856 nm
• Diameter, Square Side, or Rectangular Length: 12.6 mm
• Filter Bandpass: 0.8500 nm
• Filter Shape: Circular

Description: This semi-covert filter design transmits more of the near infrared energy. These filters are used with imaging systems requiring greater sensitivity to wavelengths 800-900nm. Typically used with infra-red cameras, scopes, and night vision goggles for surveillance, these filters

• Application: Infrared (IR)
• Diameter, Square Side, or Rectangular Length: 24 mm
• Filter Shape: Circular
• Thickness: 1.1 to 3.3 mm

Description: ULTRA Series dual-bandpass filter with 524 nm and 673 nm center wavelengths (CWL) and full-width at half-maximums (FWHM) of 24 nm and 20 nm, respectively. This dualband optical filter has exceptionally steep edges, greater than 93% average in-band transmission, and wide-range

• Center Wavelength: 524 nm
• Diameter, Square Side, or Rectangular Length: 25 mm
• Filter Bandpass: 20 to 24 nm
• Filter Shape: Circular

Description: is coated on a 2 mm thick fused silica substrate and mounted in a 25.4 mm (+0/-0.2 mm) diameter, 5 mm (± 0.1 mm) thick anodized aluminum ring. Alluxa ultra-narrow bandpass filters have the highest transmission and narrowest bandwidths currently available. And because they are

• Center Wavelength: 355 nm
• Diameter, Square Side, or Rectangular Length: 25.3 mm
• Filter Bandpass: 0.6000 nm
• Filter Shape: Circular

Description: -narrowband filter is coated on a 2 mm thick Borofloat® substrate and mounted in a 25 mm (+0/-0.1 mm) diameter, 3.5 mm (± 0.1 mm) thick anodized aluminum ring. Alluxa ultra-narrow bandpass filters have the highest transmission and narrowest bandwidths currently available. And

• Center Wavelength: 589 nm
• Diameter, Square Side, or Rectangular Length: 25 mm
• Filter Bandpass: 2.3 nm
• Filter Shape: Circular

Description: Available in UV, VIS, and IR Center Wavelengths 10nm Bandwidths Available Hard and Soft Coating Options Available Bandpass Interference Filters are used extensively in a variety of biotech, biomedical, and quantitative chemical applications to selectively

• Center Wavelength: 800 nm
• Diameter, Square Side, or Rectangular Length: 25 mm
• Filter Bandpass: 10 nm
• Filter Shape: Circular

Description: PRODUCT DESCRIPTION DSI has many years of experience producing narrow bandpass filters for use in the MWIR through LWIR. The coatings are produced by either sputtering or evaporation. They are durable and can be used in a broad range of operating environments

• Application: Infrared (IR), Visible (VIS), Ultra-Violet (UV)
• Filter Shape: Circular, Square

Description: A band pass filter is a device that passes frequencies within a certain range and rejects (attenuates) frequencies outside that range, and it’s used to selectively transmit a portion of the spectrum while rejecting all other wavelengths. 4.1?What are bandpass filters?

• Application: Infrared (IR)
• Filter Shape: Circular

Description: Filter designs include-- Colored glass High and low pass coatings Band pass, either wide or narrow Hot and cold mirrors Polarizing Custom designs and coating specifications are always possible. Contact Argyle for further information

• Filter Shape: Circular, Square, Rectangular
• Filter Surface Quality: 10-5 Scratch / Dig

Description: Tower custom filters cover applications for biomedical bandpass, narrow bandpass, broad bandpass or long pass. Using ion-beam sputtering together with volume manufacturing methods, Tower is able to offer cost-effective solutions.

• Filter Shape: Circular

Description: Interference filters are fabricated by a series of thin layers of various dielectric materials sandwiched by glsaa substrates. When multi wavelength light passes through the filter interference occurs due to the differences in refractive index, resulting in a very high transmittance

• Application: Infrared (IR), Visible (VIS)
• Center Wavelength: 446 to 1550 nm
• Diameter, Square Side, or Rectangular Length: 25.4 mm
• Filter Shape: Circular

Description: Introducing our latest innovation in biochemical analysis technology - bandpass filters for biochemical analyzers. These filters are designed to improve the performance and accuracy of biochemistry analyzers, ensuring precise and reliable results for a variety of applications.

• Application: Infrared (IR)
• Center Wavelength: 1050 to 1064 nm
• Filter Bandpass: 4 nm
• Filter Shape: Circular

Description: 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

• Application: Infrared (IR), Visible (VIS), Ultra-Violet (UV)
• Center Wavelength: 340 to 6500 nm
• Diameter, Square Side, or Rectangular Length: 12.5 to 25.4 mm
• Filter Bandpass: 0.8000 to 600 nm

Description: The TRF49900 single band TIRF filter sets utilize the same laser clean-up filter and bandpass emission filter as the corresponding 49900 series filter set, but also contain an additional longpass emission filter for greatly increased blocking of the TIRF

• Application: Visible (VIS)
• Center Wavelength: 532 nm
• Diameter, Square Side, or Rectangular Length: 25 mm
• Filter Shape: Circular, Rectangular

Description: These types of filters are used to pass certain narrow wavelength band with high transmission and block the un-wanted light. The pass band can be very narrow such as 10nm or very wide depending on your specific application. Rejection band are deeply blocked with OD from 3 to 5 or above

• Application: Infrared (IR), Visible (VIS), Ultra-Violet (UV)
• Diameter, Square Side, or Rectangular Length: 3 mm
• Filter Shape: Circular
• Filter Surface Quality: 80-50 Scratch / Dig

Description: Applications Photographing Apparatus Meter and Instrument Optical Device Medical Treatment Apparatus Teaching Apparatus UV Analyzer Financial Equipment Airport Lamps Military Equipment Technological Research Institute Public Security Department

• Application: Visible (VIS)
• Center Wavelength: 405 to 730 nm
• Diameter, Square Side, or Rectangular Length: 12 to 25.4 mm
• Filter Bandpass: 3 to 11 nm

Description: 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.

• Application: Infrared (IR), Visible (VIS), Ultra-Violet (UV)
• Diameter, Square Side, or Rectangular Length: 5 to 76.2 mm
• Filter Shape: Circular, Square, Rectangular
• Filter Surface Quality: 60-40 Scratch / Dig

Description: Almost all UV radiation (especially 240-280nm) is absorbed by Earth ozone layer, and the UV radiation that is created by some object near the Earth surface, can be detected only using special zone filters. Crystal materials are robust substrates from which optical filters of high

• Application: Ultra-Violet (UV)
• Diameter, Square Side, or Rectangular Length: 25 to 40 mm
• Filter Shape: Circular
• Filter Surface Quality: 60-40 Scratch / Dig

Description: Knight Optical’s complete range of cost effective bandpass dichroic filters offer superior transmission, reflection and absorption characteristics Dichroic bandpass filters are designed to transmit highly over a specific limited bandwidth while reflecting all other

• Diameter, Square Side, or Rectangular Length: 0.0 mm
• Filter Shape: Circular
• Filter Surface Quality: 60-40 Scratch / Dig
• Thickness: 0.2000 mm

Description: 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.

• Application: Infrared (IR), Visible (VIS)
• Center Wavelength: 400 to 1600 nm
• Diameter, Square Side, or Rectangular Length: 6.25 to 100 mm
• Filter Bandpass: 0.3000 to 1 nm

Description: . Interference Bandpass Filters Reflective Neutral Density Filters Absorptive Neutral Density Filters Long Wave Pass Filters Short Wave Pass Filters Color Glass Bandpass Filters Color Glass Long Wave Sharp Cut Filters Heat Control

• Filter Shape: Circular, Square
• Filter Surface Quality: 20-10 Scratch / Dig

Description: Optical Mirrors are used for beam turning, interferometry, imaging, or illumination.Using polished glass or metal as the substrate, the light beam hits the surface to form mirror reflection.In order to obtain as much reflected light as possible, the substrate is often coated with a reflective

• Application: Infrared (IR), Visible (VIS), Ultra-Violet (UV)
• Diameter, Square Side, or Rectangular Length: 2 to 200 mm
• Filter Shape: Circular
• Filter Surface Quality: 10-5 Scratch / Dig, 80-50 Scratch / Dig