Request InfoGigahertz-Optik Inc.To measure luminous flux, color and spectral distribution of large-area LED solid-state and traditional-type light sources, a large-diameter integrating sphere typically is used. Gigahertz-Optik Inc.’s ISD family of integrating spheres is designed for use with the BTS256-LED tester. The ISD-100HF-V01 1000-mm-diameter integrating sphere is coated with the proprietary ODP97 white diffuse barium sulfate. A bayonet mount on the detection port enables attachment of the BTS256-LED tester. The sphere is designed for 4-pi geometry measurements of omnidirectional light sources. The hinge frame...See full productRelated content from Photonics MediaPRODUCTSPhotonics Spectra February 2024 IssueCircadian Light MeterThe MSC15-CS from Gigahertz-Optik is a handheld spectral circadian stimulus light meter that helps to model circadian phototransduction in humans by measuring optical radiation in industrial and...Photonics.com 7/7/2023LED Flood LightsThe GDL002 series of flood lights from LEDtronics Inc. offers bright illumination and energy efficiency. The lights are easy to install and come with an adjustable U-bracket for flexible...Photonics.com 3/31/2023High-power LEDsJ Series® 5050C E-Class LEDs from Cree LED Inc. feature long lifetimes for directional lighting applications. The advanced LEDs are designed with corrosion resistance for the most...Photonics.com 9/22/2022Line LightThe COBRA HyperSpec SWIR 2.0 LED line light from ProPhotonix Ltd. is a SWIR hyperspectral device with 11 wavelengths filling the band from 950 to 1750 nm and a peak-to-valley ratio of <1.5. ...ARTICLESPhotonics.com 5/13/2022Liquid Crystal-Based Devices Manipulate Light with Flat Optics to Uncover Hidden ImagesAn ancient optical illusion has been updated using the flat optics of today to create a device that reveals a hidden image when light is shined on it. Developed at the University of Ottawa, the magic...Photonics Spectra May 2023 IssueVertically Stacked Micro-LED Architecture Sharpens DisplaysAn international team of researchers and engineers has developed an approach to make displays, such as those for augmented and virtual reality (AR/VR), sharper and defect-free. The researchers...Photonics.com 1/5/2024Targeted Spectroscopy Can Improve Treatment of Eye DiseaseA targeted spectroscopy system developed at Zilia Inc., by a team led by professor Dominic Sauvageau from the University of Alberta, enables concurrent imaging of the eye fundus — a region at...Photonics Spectra March 2024 IssuePerovskite-based LEDs Pave Way to Novel Thin-Film Laser DiodesA research team from imec has developed perovskite-based LEDs that emit light 1000× brighter than OLEDs. According to the researchers, the advancement is a pivotal milestone toward a perovskite...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 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,...Photonics HandbookInterferometry: Measuring with LightAn interferometer is an instrument that compares the position or surface structure of two objects. The basic two-beam division of amplitude interferometer components consists of a light source, a...Photonics HandbookOptical Delay Lines: Key to Time-Resolved MeasurementsOne of the most critical elements of any time-resolved spectroscopy and dynamics experiment is the optical delay line. A typical optical delay line consists of a retroreflector or folding mirrors on...WHITEPAPERSPhotonics.com 10/16/2023Photoluminescence and Electroluminescence Confocal Imaging of an OLEDThe optoelectronic properties of an OLED device are mapped using an RMS1000 Confocal Raman Microscope in spectral and time-resolved photoluminescence and electroluminescence imaging modes. These...Photonics.com 12/15/2023Mini Size 1535-nm Eye-safe Laser Rangefinder Module for Distance SensorThe Lumispot Tech LSP-LRS-0310F is a compact and lightweight laser rangefinder module, notable for being the smallest of its kind, weighing only 33 g. It is a highly precise tool for measuring...Photonics.com 9/29/2023Accuracy in Optical DesignAnswering some common questions new users of optical design and analysis software have are “How accurate are the results?” or “Can I trust the results I get?” and discussing the importance of...Photonics.com 12/20/2022Seiwa Inspection SystemThis document outlines how Seiwa Optical's fully automated inspection equipment can increase the threshold, reduce chip loss, and decrease production costs of wafer manufacturing.WEBINARSPhotonics.com 10/18/2023Advancing and Extending the Spectral Range for Imaging in Fluorescence MicroscopyFluorescence microscopy has revolutionized life sciences by enabling researchers to study biological samples with exceptional precision. New excitation and illumination light sources and scientific...Photonics.com 9/25/2018Laser Light Sources for Automotive and Specialty Lighting ApplicationsA new generation of visible laser light sources is being developed to enable advanced optical control through the use of miniature optics and reflectors, high-efficiency fiber optic transport, and...Photonics.com 1/22/2021Using LEDs to Enhance Image Quality and Cell ViabilitySince their debut over a decade ago, LEDs have had an ever increasing impact on the world of fluorescence microscopy. To appreciate this growth in popularity, Alex Gramann addresses many of the...Photonics.com 5/4/2023Addressing the Measurement Challenges of XR Device Optics: Displays, Lenses, and WaveguidesToday's AR/VR/MR, collectively XR, developers and manufacturers are working with a wide array of devices such as headsets, helmets, goggles, and smart glasses. New technologies and innovative optics...PHOTONICS DICTIONARY+ TERMSPhotonics DictionaryGaN-based LEDsGallium nitride-based light-emitting diodes (GaN-based LEDs) are semiconductor devices that emit light when an electric current passes through them. These LEDs are constructed using gallium nitride...Photonics Dictionaryoptical spectrum1.) Generally, the electromagnetic spectrum within the wavelength region extending from the vacuum ultraviolet at 40 nm to the far-infrared at 1 mm. 2.) The wavelength or color distribution...Photonics Dictionaryabsolute colorimetricMethod of preserving the measured color value and color information as it is translated from differing devices. For example the output of a television display may be measured to have an identical...Photonics Dictionarylight-emitting diodeAn LED, or light emitting diode, is a semiconductor device that emits light when an electric current passes through it. LEDs are widely used in various applications due to their energy efficiency,...VIDEOSPhotonics.com 3/29/2018Light Matters Extra: Weird and Strange: Quantum Photonics - 03.2018In this month's Light Matters Extra, we take you to the Quantum Photonics Laboratory at MIT run by Dr. Dirk Englund. Dr. Englund's group, the Quantum Photonics Group, is made up of postdocs and...Photonics.com 3/29/2018Fundamentally Different Photonics - LIGHT MATTERS 03.2018On this month's episode of Light Matters, we take you to the South by Southwest (SXSW) Trade Show in Austin, Texas, as new photonics innovations hit the show floor of the Austin Convention Center....Photonics.com 1/18/2018Supporting the Photonics Industry from the Laboratory - LIGHT MATTERS 01.2018On this month's episode of Light Matters, we take you to central Massachusetts as Worcester Polytechnic Institute and Quinsigamond Community College take on a comprehensive joint photonics laboratory...Photonics.com 2/21/2018Photonics on the Showroom Floor and in the Lab - LIGHT MATTERS 02.2018On this month's episode of Light Matters, we take you on a brief tour of the Higgins Laboratories at Worcester Polytechnic Institute (WPI). Quinsigamond Community College and WPI received a $4M grant...PHOTONICS BUYERS' GUIDE CATEGORIESOrganic Light-Emitting Diodes (OLEDs)Green Diode LasersElectroluminescent Light SourcesAlignment TelescopesAn alignment telescope is an optical tooling instrument consisting of an objective lens, a focusing lens, an optical micrometer, a reticle and an eyepiece. Alignment telescopes project a precise line...COMPANIESPhotonics Buyers' GuideExcelitas Technologies Corp.Excelitas Technologies® Corp. is a leading industrial technology manufacturer focused on delivering innovative, market-driven photonic solutions to meet the illumination, optical, optronic,...Photonics Buyers' GuideEdinburgh Instruments Ltd.Founded in 1971, Edinburgh Instruments Ltd. is a global provider of sophisticated, state-of-the-art analytical instrumentation for optical spectroscopy. We design and manufacture a range of...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...