Request InfoHamamatsu CorporationSuitable for low-light-level-detection applications, including fluorescence spectrophotometers and immunoassays and SO2 monitoring, Hamamatsu Corp.'s R7517 is a nine-stage photomultiplier tube with a bialkali photocathode and a 28-mm-diameter UV glass window. It covers the spectral response range from 185 to 760 nm, has a minimum effective area of 8 × 24 mm and weighs 45 g. Peak quantum efficiency is 40% at 220 nm; typical cathode luminous sensitivity is 160 µA/lm; and typical cathode radiant sensitivity is 105 mA/W. Other specifications include anode sensitivity at 1000 V, 50-nA dark current...See full productRelated content from Photonics MediaARTICLESPhotonics Spectra April 2023 IssueHamamatsu Edges Closer to Compact Laser Fusion SourceBuilding on an existing multiyear R&D pursuit to establish technology that produces laser pulses at 250 J with a repetition rate of 10 Hz, Hamamatsu Photonics has developed a laser system that...WEBINARSPhotonics.com 2/10/2021Fourier Transform Infrared (FTIR) Spectrometer: Theory, Practice, and ApplicationsFourier transform infrared (FTIR) spectroscopy is a spectroscopic technique that relies on optical interference to generate a spectrum. It enables spectral analysis covering a wide range, 1100 to...Photonics.com 5/11/2021Photonics in Quantum Computing and Quantum NetworkingThis webinar with Peter McMahon, Ph.D., will describe how photonics plays a central role in several of the leading candidate technologies for building quantum computers and quantum networks. The...Photonics.com 4/12/2023Machine Vision with Collaborative RobotsVision-guided robots date back to the beginning of the modern industrial robot age in the early 1980s. Using vision to guide a robot has consistently been a method to add the sense of sight to a...Photonics.com 4/15/2021Introduction to Quantum Computer Hardware and ModalitiesQuantum computers hold the potential to address complex problems in fields such as material science, quantum chemistry, finance, and pharmaceuticals. How can we realize this promise, and what are the...PHOTONICS DICTIONARY+ TERMSPhotonics DictionaryphotodetectorA photodetector, also known as a photosensor or photodiode, is a device that detects and converts light into an electrical signal. Photodetectors are widely used in various applications, ranging from...Photonics Dictionaryphotoelectric fluorometerA filter fluorometer that uses a photomultiplier tube to detect the fluorescence of a sample.Photonics Dictionaryphotomultiplier tubeA photomultiplier tube (PMT) is a highly sensitive vacuum tube that detects and amplifies low levels of light. It is widely used in various applications where high sensitivity, fast response times,...Photonics Dictionarycathode radiant sensitivityCathode radiant sensitivity refers to the ability of a photocathode to convert incident radiant energy, typically in the form of light, into an electrical signal. Photocathodes are components used in...VIDEOSPhotonics.com 7/28/2020Introduction to Photodetectors - Hamamatsu CorporationPhotodetectors—such as photodiodes (PDs), avalanche photodiodes (APDs), photomultiplier tubes (PMTs), and silicon photomultipliers (SiPMs)—are essential components in a vast array of modern...PHOTONICS BUYERS' GUIDE CATEGORIESPhotomultiplier Tube DetectorsScintillation DetectorsPhotomultiplier Tube ShieldsPhotomultiplier TubesA photomultiplier tube (PMT) is a highly sensitive vacuum tube that detects and amplifies low levels of light. It is widely used in various applications where high sensitivity, fast response times,...COMPANIESPhotonics Buyers' GuideHamamatsu CorporationHamamatsu Corporation is the North American subsidiary of Hamamatsu Photonics K.K. (Japan), a leading manufacturer of devices for the generation and measurement of infrared, visible, and ultraviolet...