Request InfoLake Shore CryotronicsFar-IR and terahertz bandpass and narrow-bandpass filters with center wavelengths from 15 to 200 μm have been released by Lake Shore Cryotronics Inc. Patterned cross-shaped holes allow transmission of light at specific wavelengths. Center wavelength transmission of up to 80% with tolerance of ±0.1 μm and out-of-band transmission down to 0.5% have been achieved. The 1-mm-deep filters can be integrated into existing filter wheels, cryostats or compact optical instruments. They deliver stable and repeatable performance down to 4 K. The filters are available in diameters of 12.5, 19.0...See full productRelated content from Photonics MediaPRODUCTSPhotonics.com 7/27/2022Fiber Couplers and CollimatorsThe 60SMF series of fiber couplers and the 60FC series of fiber collimators from Schäfter+ Kirchhoff GmbH feature the miniature AVIM® connector. 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Thanks to well-established scientific methods, we can quantify the human...PHOTONICS DICTIONARY+ TERMSPhotonics Dictionaryoptical filterAn optical filter is a device that selectively transmits or blocks specific wavelengths, or colors, of light. Optical filters are used to control the spectral content of light in various...Photonics Dictionarynear-infrared cameraA near-infrared (NIR) camera is an imaging device designed to capture images in the near-infrared region of the electromagnetic spectrum. The near-infrared spectrum typically extends from about 700...Photonics Dictionarylateral shearing interferometerA lateral shearing interferometer is an optical device used in interferometry to measure phase differences between two beams of light. Interferometry is a technique that combines and analyzes...Photonics DictionarymagnitudeIn astronomy, the relative brightness of a celestial body. 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