Bandpass Signal Conditioners

Electronic Components & Devices, Optics & Photonics, Communication Systems & Equipment

Deep UV Bandpass Filters provide bandpasses as low as 122 nm.

June 15, 2015

Manufactured from MgF2 and UV grade fused silica, Deep UV Bandpass Filters come in 12 models with center wavelengths of 122, 193, 248, and 308 nm in diameters of 12.5, 25, and 50 mm. Each filter is mounted in aluminum ring for identification and system integration, as well as to protect it from damage and surface abrasions. Offering surface quality of 20-10 with clear aperture of >85%, filters are suited for fluorescence microscopy, Raman spectroscopy, Excimer lasers, and biological filtering. Read More

Electronic Components & Devices, Mining, Oil Drilling & Refining

Bandpass Filters serves Oil Exploration and Monitoring market.

July 23, 2014

Ranging in center frequency up to 2,360 MHz, band pass filters are part of LC filter series and target Oil Field Exploration and Mining market. Mounting features help withstand harsh environments, including temperature swings resulting from being exposed to normal outdoor conditions where oil exploration occurs. Offering bandwidths in excess of 25% of center frequency, products can be mounted via SMT packaging or other custom configurations, including connectorized or through hole. Read More

Laboratory and Research Supplies & Equipment, Electronic Components & Devices

Tunable RF Filters operate from 100 MHz to 3 GHz.

June 6, 2014

Rated to 50 Watt CW, Tunable RF Filters include 6 bandpass filters capable of octave-band tuning from 125 MHz to 3 GHz, depending on configuration, and 5% pass band. Units employ 5-section tunable design and have mechanical dial accurate within 1%. Five band-reject models are available with octave-band tuning ranges from 100 MHz to 2 GHz, depending on configuration, and 1% reject band. Devices use 3-section design and have mechanical dial tuner accurate to 0.5%. Read More

Communication Systems & Equipment, Electronic Components & Devices, Optics & Photonics

Bandpass Filters isolate narrow spectral regions.

February 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. Read More

Electronic Components & Devices

Hard Coated Bandpass Filters come in 180 models.

November 21, 2013

Serving as midrange alternative to broadband or narrowband filters, TECHSPEC® Hard Coated OD4 25 nm Bandpass Filters provide transmission and rejection needed to isolate narrow spectral regions. Products offer ability to prevent overbleaching of live samples or fluorophores and can be used to eliminate unwanted background noise while enhancing SNR in imaging or machine vision applications. Center wavelengths range from 400–1,550 nm, and available diameters include 12.5, 25, and 50 mm.
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Electronic Components & Devices

Nd: YAG Laser Filters achieve >90% transmission in pass band.

November 20, 2013

For applications using multi-line or multiple Nd: YAG lasers, TECHSPEC® OD 6 Multi-Notch Filters provide transmission and rejection necessary to isolate narrow spectral regions. Transmission range is 325–1,200 nm, blocking is >6.0 optical density at specified laser wavelength, and fabrication with hard coated plasma deposition technology lends to durability. Filters come in 12.5, 25, and 50 mm dia with center wavelengths of 355 and 532 nm, 355 and 1,064 nm, as well as 355, 532, and 1,064 nm. Read More

Electronic Components & Devices

Custom Crystal Filters feature insertion loss down to 2.5 dB.

October 21, 2013

Based around fundamental and third overtone mode crystals, IQXF-1000 Series comprises 2 to 12-pole bandpass filters with center frequencies from 1.4–200 MHz. Units can operate over temperature range of -55 to +85°C with bandwidth at 3 dB from ±2 kHz and with passband ripple as low as 0.5 dB. Applications include commercial and military grade mobile radios, microwave link data communications, radar scanning in navigation and avionics, and medical instruments such as MRI machines. Read More

Electronic Components & Devices

Bandpass Filters incorporate ceramic coaxial resonators.

July 30, 2013

Designed with .678 x .474 in. footprint, CBP Series features shielded casings to withstand harsh thermal, mechanical, and environmental conditions, including stress during solder reflow cycles. Options are available off the shelf in passbands of 1170–1390 MHz, 1215–1400 MHz, 1320–1480 MHz, and 1780–1980 MHz for 50 Ω systems. Fabricated using SMT technology, filters are suitable for critical functions, including aviation, mobile radio, broadband and fixed wireless applications. Read More

Fluid & Gas Flow Equipment, Electronic Components & Devices

Coaxial Bandpass Filter covers 1500-1620 MHz range.

April 2, 2013

Suitable for transmitters/receivers, harmonic rejection, and lab use, 50 Ω Model NBP-1560+ features fast roll-off, which will attenuate frequencies closer to passband with rejection value of greater than 20 dB. Sharp shape factor helps in adjacent rejection, while rugged connectorized package easily interfaces with other devices and is well suited for test set-ups.   Read More

Communication Systems & Equipment, Electronic Components & Devices, Optics & Photonics

Fluorescence Filter Cubes are pre-mounted for proper alignment.

February 1, 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. Read More

Communication Systems & Equipment, Electronic Components & Devices, Optics & Photonics

Bandpass Interference Filters suit life science instrumentation.

December 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. Read More

Electronic Components & Devices

Bandpass Filters achieve greater than 90% transmission.

August 16, 2012

Designed for use with common gas and solid state lasers, TECHSPEC® OD 6 Laser Line Clean-Up Filters provide high transmission and deep rejection necessary to isolate narrow spectral regions in variety of applications. Fabricated using hard coated plasma deposition technology, filters offer blocking of greater than 6.0 optical density at +1.5% of laser wavelength. Units come in 12.5 and 25 mm diameters with center wavelengths of 325, 355, 488, 514, 532, 632, 785, 808, 830, 980, and 1,064 nm. Read More

Paints & Coatings, Electronic Components & Devices, Optics & Photonics

IR Bandpass Filters minimize fluctuation in CWL.

June 6, 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. Read More

Electronic Components & Devices, Optics & Photonics

Infrared Filters offer transmittance beyond 22 micron wavelength.

May 8, 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. Read More

Electronic Components & Devices

Fluorescence Bandpass Filters match common fluorophores.

February 23, 2012

Available in more than 40 wavelengths and 3 diameters of 12.5, 25, and 50 mm, TECHSPEC® Fluorescence Bandpass Filters are matched to fluorophores used in fluorescence imaging applications. Units feature greater than 93% transmission and greater than OD6 blocking outside desired passband, with less than 3% from edge of bandwidth to ensure detection of weak signals. Each is manufactured with hard sputtered coating on single fused silica substrate and mounted in black anodized ring. Read More

Electronic Components & Devices

Fluorescence Bandpass Filters match common fluorophores.

February 23, 2012

Available in 40+ wavelengths and 12.5, 25, or 50 mm dia, TECHSPEC® Fluorescence Bandpass Filters are designed to match emission and excitation bands for fluorophores, including DAPI, Cy5, FITC, SpectrumGreen, ICG-A, QDots, and more, in fluorescence imaging applications. Products feature greater than 93% transmission and greater than OD6 blocking outside desired passband, less than 3% from edge of bandwidth, to ensure detection of weak signals. Read More

Electronic Components & Devices

Bandpass Filters offer max transmission of stimulated emission.

February 10, 2012

TECHSPEC® OD 6 Laser-Line Bandpass Filters, available with 532, 785, and 1,064 nm center wavelengths and in 12.5 and 25 mm dia, provide transmission rate and rejection necessary to isolate spectral regions as narrow as 2 nm. Fabricated using hard ion-beam sputtering technology to ensure optimal performance and durability, products achieve greater than 90% transmission at specified design laser wavelength and offer blocking of greater than 6.0 optical density at +1.5% of laser wavelength. Read More

Electronic Components & Devices

Instrumentation Amp, Bandpass Filter enables flexible DAQ.

January 19, 2012

As single-channel, programmable signal conditioning instrumentation amplifier and band pass filter, USB-controllable USBPBP-S1(TM) comes in range of filter characteristics. Intelligence is built in to configure module from power-up and operate independently in Turn-Key or host computer controlled scenario. Compatible with 12, 16, or 24-bit A/D devices, module lets user mix and match filter characteristics and independently select and program high/low pass corner frequency and gain steps. Read More

Communication Systems & Equipment, Electronic Components & Devices

LTCC-Based Bandpass Filters offer high frequency range.

September 23, 2011

Using combinations of lumped and distributed elements in 3D ceramic structure, BFCN products cover frequencies from 7,100-8,750 MHz. Products come in 1206 package format and offer designs with up to 5 sections and DC isolated I/O. These Low-Temperature Co-Fired Ceramic (LTCC) components feature conductive metallization in multi-layer structure. They enable realization of various RF building blocks: inductors, capacitors, broadside, and edge-coupled lines. Read More

Communication Systems & Equipment, Electronic Components & Devices, Optics & Photonics

Multilayer Bandpass Filters suit real-time live cell analysis.

August 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. Read More