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Optics & Photonics -> Optical Components & Materials -> Optical Filters


Optical Filters




(Showing headlines 1 - 20)   more ....
Neutral Density Filters attenuate light from UV to NIR.

Neutral Density Filters attenuate light from UV to NIR.

Edmund Optics    Barrington, NJ 08007
Feb 26, 2014 Providing constant, ultra-broadband performance from 190–1,700 nm, TECHSPEC® UV-NIR Neutral Density Filters exhibit parallelism of less than 5 arcseconds. Units are available in 18 models with diameters of 12.5, 25, and 50 mm and optical densities of 0.3, 0.5, 1.0, 1.3, 1.5, and 2.0. Suitable for spectroscopy, machine vision, and ellipsometry applications, filters can be stacked to create intermediate density values.

Bandpass Filters isolate narrow spectral regions.

Bandpass Filters isolate narrow spectral regions.

Edmund Optics    Barrington, NJ 08007
Feb 14, 2014 Available in VIS and NIR models, Linear Variable Bandpass Filters are precision coated optical filters featuring spectral properties that vary linearly across filter length. Units provide optimum input beam diameter of 0.5 x 10.0 mm and block greater than 4.0 optical density at 1.5% of laser wavelength. Spectral response can be adjusted by moving filter's position relative to light source. To simplify system setup, single linear variable bandpass filter can replace multiple dedicated filters.

Computer Filter  helps minimize eye strain.

Computer Filter helps minimize eye strain.

Tech-Optics International    Cherry Hill, NJ 08034
Jul 05, 2013 Offering protection against Computer Vision Syndrome, Task-Vision Large e-z Clip-On Computer Filter attaches to any prescription eyeglasses to help minimize eye strain and relax eyes. Large lens optimizes true color perception while maximizing contrast and allowing for sharp details. Filter is also available in magnification powers of +1.00, +1.50, +2.00, +2.50, +3.00, +3.50, +4.00, and +5.00.

Sunlight-Readable Monitor features 1,000 nits of brightness.

Sunlight-Readable Monitor features 1,000 nits of brightness.

TRU-Vu Monitors, Inc.    Arlington Heights, IL 60004
Mar 22, 2013 Housed in ABS enclosure, 17 in. Model SRM-17S offers 1,280 x 1,024 resolution and will produce vivid color images, even with bright sunlight falling directly onto screen. Unit provides VGA, S-Video, and Composite video inputs; NTSC/PAL Auto-Recognition; 1,000:1 contrast ratio; and 3 msec response time. Equipped with internal speakers and AC power adapter, monitor is suited for boats, aircraft, cranes, pipeline inspection systems, navigation equipment, and portable surveillance systems.

Color Filter Stacks provide precision spectral control.

Color Filter Stacks provide precision spectral control.

Reynard Corp.    San Clemente, CA 92673
Mar 01, 2013 Available in sizes up to 6 in., ColorLock™ Color Filter Stacks utilize transmission and blocking characteristics of 2 or more filter glass types to provide wide-angle performance from 0° to ±50°, without spectral shift. Out-of-band blocking is achieved by absorbing characteristic of glass, enabling blocking densities better than OD10. Filters come in band pass, long wave pass, and short wave pass configurations as well as custom arbitrary specifications in UV, visible, and NIR spectral ranges.

Fluorescence Filter Cubes are pre-mounted for proper alignment.

Fluorescence Filter Cubes are pre-mounted for proper alignment.

Edmund Optics    Barrington, NJ 08007
Feb 01, 2013 Available in 22 different filter combinations for both Olympus and Nikon microscopes, TECHSPEC® Pre-Mounted Fluorescence Filter Cubes each include one TECHSPEC Fluorescence Dichroic Filter and 2 TECHSPEC Fluorescence Bandpass Filters, which have been specifically oriented for optimal excitation and emission of popular fluorophores. Filters may be removed and replaced depending upon application requirements.

Bandpass Interference Filters suit life science instrumentation.

Bandpass Interference Filters suit life science instrumentation.

Edmund Optics    Barrington, NJ 08007
Dec 21, 2012 Available in 12.5, 25, or 50 mm diameters with center wavelengths from 400–950 nm, TECHSPEC® Hard Coated 25 nm Bandpass Interference Filters provide high transmission with deep blocking. Units eliminate unwanted background noise, while simultaneously optimizing SNR in imaging or machine vision applications. Suitable for single photon microscopy, filters prevent photobleaching in delicate live samples or fluorophores in broad range of life science applications.

Long Pass-Edge Filters offer 10 additional wavelengths.

Long Pass-Edge Filters offer 10 additional wavelengths.

Semrock Inc.    Rochester, NY 14624
Dec 13, 2012 Intended for fluorescence imaging and metrology applications, EdgeBasic™ Long Pass-Edge Filters combine steep edge locations from 325–1319 nm, extended blocking at and below laser line, and consistent and extended high transmission pass bands. Featuring hard coated, no burn-out durability, filters are suitable for application-specific Raman spectroscopy when optimized laser-line blocking is required and Raman shift measurement is not too small.

Optical Filter targets beam steering applications.

Optical Filter targets beam steering applications.

Semrock Inc.    Rochester, NY 14624
Jul 26, 2012 With 6 mm substrate thickness, MaxMirror offers greater than 99% average reflectance from 350-1,100 nm for both S and P polarizations with 0-50° angle of incidence. Unit is available in 25 or 25.4 mm diameters with 90% clear aperture, 10-5 surface quality, and surface flatness better than 1/10th wave. Laser damage threshold is 6 J/cm² at 1,064 nm for 10 ns pulses.

SWIR Longpass Filters optimize InGaAs camera image quality.

Edmund Optics    Barrington, NJ 08007
Jul 19, 2012 Available with 700 or 850 nm cut-on wavelengths, TECHSPEC® SWIR Longpass Filters allow short-wave infrared wavelengths to pass through, while blocking all visible light. Units come in 12.5, 25, and 50 mm diameters as well as 50 x 50 mm size. Filters optimize image quality of InGaAs cameras in variety of industrial machine vision, defense, and solar cell inspection applications. When used as extended cold mirrors, filters eliminate damage from heat build-up.

Optical Filter Assemblies can employ space-qualified adhesives.

Optical Filter Assemblies can employ space-qualified adhesives.

Deposition Sciences, Inc.    Santa Rosa, CA 95403
Jul 18, 2012 Combining individually coated multispectral filter substrates into array assembly, Multispectral Optical Filter Assemblies range from 2- to 8-filter stacks, or more. Assemblies may be customized using variety of substrate sizes, and DSI can incorporate stops and apertures on part surface by utilizing advanced patterned coating technology. MOFAs are used in linear and planar-array CMOS detectors, medical instrumentation, commercial, government, and aerospace applications.

Optical Filter Assemblies offer multispectral capabilities.

Optical Filter Assemblies offer multispectral capabilities.

Deposition Sciences, Inc.    Santa Rosa, CA 95403
Jul 11, 2012 Ranging from 2- to 8-filter stacks or more, Multispectral Optical Filter Assemblies (MOFAs) consist of individually coated multispectral filter substrates in array assembly. MOFAs can also employ variety of adhesives, including space-qualified adhesives, and customized using range of substrate sizes. Assemblies can also incorporate stops and apertures on part surface by utilizing advanced patterned coating technology.

Shortpass/Longpass Filter Kits are suited for lab Integration.

Shortpass/Longpass Filter Kits are suited for lab Integration.

Edmund Optics    Barrington, NJ 08007
Jun 18, 2012 TECHSPEC® OD 4 High Performance Shortpass and Longpass Filter Kits provide precision cut-on and cut-off wavelengths for maximum transmission over active range of target spectrum while attenuating unwanted wavelengths. Suited for prototyping, research and development, and laboratory use, kits each contain either OD 4 Shortpass Filters or OD 4 Longpass Filters in various configurations. Basic kits come in increments of 50 nm, while complete kits include filters in 25 nm increments.

IR Bandpass Filters minimize fluctuation in CWL.

IR Bandpass Filters minimize fluctuation in CWL.

Deposition Sciences, Inc.    Santa Rosa, CA 95403
Jun 06, 2012 Intended for critical applications that require minimal fluctuation in center wavelength, Low Temperature Shift Infrared Bandpass Filters suit environments where it is impractical to actively heat or cool to maintain temperature stability, such as instruments used for anesthesia monitoring, gas-sensing, and chemical analysis. Filter characteristics, such as bandwidth, center wavelength, slopes, and blocking level can be customized depending upon application requirements.

Precision Optical Filters detect minute Raman shifts.

Precision Optical Filters detect minute Raman shifts.

Edmund Optics    Barrington, NJ 08007
May 31, 2012 Offered in 12.5, 25, and 50 mm dia with 355 and 785 nm wavelengths, TECHSPEC® Raman Edge Filters are designed for integration into Raman Spectroscopy, Confocal Microscopy, and Life Science instrumentation. Hard coated products reduce spectral noise in Stokes shift applications and create sharp transitions between transmitted Raman signals and blocked laser wavelengths. Designed with steep edges, filters offer less than 1% transition width and greater than 93% transmission (typ).

Infrared Filters offer transmittance beyond 22 micron wavelength.

Infrared Filters offer transmittance beyond 22 micron wavelength.

Deposition Sciences, Inc.    Santa Rosa, CA 95403
May 08, 2012 Suited for remote sensing, chemical analysis, astrophysics/astronomy, and horizon sensors, VLWIR filters provide transmittance over 12 micron to beyond 22 micron wavelength region. Coatings pass all environmental tests utilizing physical vapor deposition (PVD) process and can be repeatedly cycled between ambient and cryogenic temperatures without degradation. VLWIR optical coatings are available in NBP and WBP filters, LWP and SWP filters, and AR coatings.

NVIS Green A Intruder Filters serve military, civilian applications.

Kopp Glass, Inc.    Pittsburgh, PA 15218
Feb 24, 2012 Suited as annunciator, indicator, or cockpit display light filter in civilian or military aircraft, K0521 NVIS (Night Vision Imaging Systems) filter is offered at 0.5 mm application thickness and delivers chromaticity values that meet standards when using specified white LEDs with correlated color temperature (CCT) range of 4,000-5,500 K. Used with incandescent light source with CCT from 1,600-2,200 K, K0513 NVIS filter is prepared to function at application thickness of 1.0 mm.

Passive 3D Viewing Kit targets professional A/V market.

Flexible Picture Systems    Richmond Hill   Canada
Sep 19, 2011 Based on video scalers with Geometry Correction and Edge Blending, Image AnyPlace-3D creates fully immersive, passive 3D viewing that can be scaled to fit any projection screen size and accommodate any number of viewers. Passive system utilizes separate and simultaneous polarization for each eye for comfortable viewing experience. Kit includes 2 signal processors, HDMI distribution amplifier, HDMI cables, polarizing filters and glasses, IR remote control, and rack mounts.

Multilayer Bandpass Filters suit real-time live cell analysis.

Edmund Optics    Barrington, NJ 08007
Aug 23, 2011 Suited for high-speed imagery, Multiband Filters have multiple pass bands on single filter. This enhances fluorescence imagery and facilitates setup for various fluorescence applications. Hard coated and mounted in 25 mm dia black anodized housing, filters are optimized for transmission and blocking for maximum brightness and contrast. They are suited for simultaneous viewing of multiple fluorophores and come 2-, 3-, and 4-band variants.

Dichroic Shortpass Filters suit fluorescence applications.

Dichroic Shortpass Filters suit fluorescence applications.

Edmund Optics    Barrington, NJ 08007
May 27, 2011 Made with precision fused silica substrate, TECHSPEC® Dichroic Shortpass Filters are designed for 45° angle of incidence and may be used as spectral beamsplitters. Light rejected by filter is reflected at 90°, making products suited for use in fluorescence applications. Exhibiting low polarization dependence, products are available in 400-900 nm models with 12.5 mm dia and in 400-800 nm models with rectangular dimensions of 12.5 x 17.6 mm.




(Showing headlines 1 - 20)   more ....



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