Request InfoInternational Light Technologies, Gilway & International Light Divs.ILT is proud to announce the release of the NEW ILT2400 Hand Held Optical Meter with Touch Screen Display and 4 GB of internal memory. ILT's ILT2400 replaces the ILT1400 light meter with improvements including: ability to capture a flash peak as brief as 100µS and store up to 16 readings per second, expanded 8 decade dynamic measurement range of light intensities, and a compact, ergonomic design. The 4.3”VGA capacitive touch screen color display offers a 90° flip screen for both Landscape and Portrait viewing. The software allows the user to select the display format...See full productRelated content from Photonics MediaPRODUCTSPromoted Content March 2024 IssueRaman MicroscopeThe alpha300 Semiconductor Edition from WITec is a Raman microscope configured especially for semiconductor research and development. Allowing space for the Raman imaging of wafers on a bigger scale,...Photonics.com 6/19/2023Lidar Testing SystemThe E8717A Lidar Target Simulator (LTS) from Keysight Technologies Inc. is a compact, automated benchtop solution that allows automakers and sensor manufacturers to test and validate autonomous...Photonics.com 6/29/2023Compact UV LaserThe Spectra-Physics® Vanguard™ One™ UV125 from MKS Instruments Inc. is a compact UV laser designed for bio-instrumentation applications. The laser delivers >125 mW of UV...Photonics.com 8/9/2022Optical Spectrum AnalyzersThe AQ6375E and AQ6376E NIR/mid-IR band optical spectrum analyzers from Yokogawa Test & Measurement Corp. provide high-resolution and a wide measurement range to support the development of lasers...ARTICLESPhotonics Spectra April 2023 IssueLockheed Martin Achieves First Light From Laser Defense SystemLockheed Martin achieved first light from the Directed Energy Interceptor for Maneuver Short-Range Air Defense System (DEIMOS), verifying the beam quality of its 50-kW laser architecture developed as...Photonics.com 10/6/2022Optatec Returns to Frankfurt for 15th IterationOptatec, the international trade fair for optical technologies, components, and systems, returns to Messe Frankfurt Oct. 18-20. Set for its 15th iteration in 2022, the event retains its focus on...Photonics Spectra September 2022 Issue3 Quantum Startups Receive Cash InjectionsQuantum computing startup planqc closed a financing round of €4.6 million ($4.67 million) led by UVC Partners and Speedinvest. With the funding, planqc will develop a highly scalable quantum...Photonics.com 10/6/2023Cailabs Opens US Office; Teledyne Acquires Xena Networks: Week in Brief: 10/6/23Rennes, France, based laser communications company Cailabs expanded its operations by opening an office in Washington, D.C. The company has stated an interest in not only supporting the U.S....PHOTONICS HANDBOOK ARTICLESPhotonics HandbookIntegrating Spheres: Collecting and Uniformly Distributing LightAn integrating sphere’s function is to spatially integrate radiant flux (light). However, before one can optimize a sphere design for a particular application, it is important to understand how...Photonics HandbookRadiometry: A Simplified Description of Light MeasurementRadiometry involves several activities. The two most common are the description and measurement of optical radiation, and, starting with the knowledge of some aspects of optical radiation at one...Photonics HandbookPhotometry: The Answer to How Light Is PerceivedThat portion of the spectrum that the eye can see — and its rainbow of colors — is rather small, covering approximately 360 to 830 nm. What colors we perceive depends on wavelength, while...Photonics HandbookImaging Colorimetry: Accuracy in Display and Light Source MetrologyThe market for flat panel displays (FPDs) has undergone tremendous growth, driven mostly by increased demand for televisions, cell phones, computers, digital cameras and MP3 players. Similarly,...WHITEPAPERSPhotonics.com 10/5/2023InGaAs PIN PhotodiodePIN Photodiode Wavelength Range: 0.9 - 1.7 µm, 0.6 - 1.7 µm, 1.1 - 1.9 µm, 1.2 - 2.2 µm. Package Type: Chip ( Die ), CLCC, TO-Can, TO-Can with 1 Stage Cooler. Customized Aperture sizes are also...Photonics.com 4/27/2022How the Neo Spectroradiometer Drastically Improves Filter QualityAdmesy develops spectroradiometers, colorimeters, and light meters. They are used in large volume 24/7 production testing as well as in smaller volume niche system manufacturing. One application...Photonics.com 8/25/2022Diffraction Gratings - an IntroductionThis paper is ideal for those wanting an introductory guide to the various types of diffraction gratings and understanding their advantages and disadvantages as well as including some useful grating...Photonics.com 1/17/2023Whole Blood Analysis Using UV-Vis SpectroscopyPoint of care diagnostics have benefited from the marriage of spectroscopy and biofluidics, helping to address healthcare challenges from cancer screening to viral detection. The Ocean ST...WEBINARSPhotonics.com 5/9/2023External Light Sources for Co-Packaged Optics: Applications and BeyondThe networking and computing application landscape is evolving to be cost effective, bandwidth dense, and power efficient. These new requirements bring optics and electronic processors closer...Photonics.com 4/23/2019Quantum Dots Are Making Displays Brighter and Photomedicine BetterIf you are interested in learning how QDs are currently used in displays and how the same materials are being engineered to yield even brighter, more efficient, better colors for future displays,...Photonics.com 6/12/2018Holography for Display: From AR to HUD to 3DThis webinar will discuss the technology of holographic optical elements and their use in display systems where the size and weight of optics must be constrained. While a true holographic...Photonics.com 8/19/2020Principles and Applications of Light and Color MeasurementThe properties of light that stimulate the eye and build our visual perception also guide the design of illuminated devices. Thanks to well-established scientific methods, we can quantify the human...PHOTONICS DICTIONARY+ TERMSPhotonics Dictionarycosine law of illuminationLaw relating the illuminance (or irradiance) of a surface to the cosine of the angle, q, between the normal to the surface and the direction of the incident wave.Photonics DictionarytelephotometerAn instrument used to measure the luminance (brightness) of a distant object. The object is viewed through a small telescope, and a mirror in the focal plane reflects an internal illuminated surface...Photonics Dictionaryphotographic exposureThe product of exposure time and irradiance or illuminance.Photonics Dictionaryinverse square lawThe law stating that the illuminance (or irradiance) from a point source varies as the inverse square of the distance between the source and the receiver.VIDEOSPhotonics.com 10/9/2020Product Demo: Display Testing in AR and VR HeadsetsEvaluating the visual quality of displays as viewed through augmented and virtual reality headsets requires testing from the vantage point of the user. Radiant Vision Systems provides a comprehensive...Photonics.com 3/25/2022Visibly Perfect: Test & Correction Solutions for MicroLED, OLED, and Other Displays - Radiant Vision SystemsRadiant's portfolio of display test and correction solutions is designed for both R&D and high-throughput inspection applications including pixel-level measurement and calibration (demura).Photonics.com 3/28/2023Take a Tour at AdmesyTake a tour and discover the company behind the high-end light and color measurement devices. Meet our R&D department, visit our in-house largely automated and streamlined production methods and...Photonics.com 4/5/2023VirtualLab Fusion 2023 - The Detector Revolution - LightTrans International GmbHThe physical optics software VirtualLab Fusion propagates electromagnetic fields through the optical system to the detectors. The fields provide all information about light. Thus, detectors can...PHOTONICS BUYERS' GUIDE CATEGORIESOptical TachometersPhotometersA photometer is a device used to compare the luminous intensities of two sources by comparing the illuminance they produce.IlluminometersAn illuminometer is a photometric instrument used to measure the illumination falling on a surface. It may be photoelectric or visual.Video PhotometersCOMPANIESPhotonics Buyers' GuideAdmesy BVYour partner for all spectral, color and light measurements Admesy is a well-known brand for a wide range of user-friendly and robust light and color measurement devices, suited for both...Photonics Buyers' GuideOptronic Laboratories LLCWith more than 50 years in the photonics/metrology industry and over 200 years combined expertise of our staff, Optronic Laboratories has been improving the way the world measures light by offering...Photonics Buyers' GuideOptikos CorporationThe Optical Engineering Experts® Optikos designs and manufactures metrology products for measuring and assuring optical image quality; and provides optical engineering design, development,...Photonics Buyers' GuideDataRay Inc.DataRay Inc. was founded in 1988 with a mission to advance the technology of laser beam analysis. We develop standard and custom laser beam characterization solutions that exceed customer...