Request InfoCAO Group Inc.A series of LEDs with applications in traffic signals, message centers, video displays and price changers has been unveiled by CAO Group Inc. The products include 30° round red and amber lamps for traffic signals. The amber lamp offers color intensity in the range of 6100 mcd, while the red lamp’s intensity is typically 4700 mcd. A 70°/40° monocolor (red and amber) oval lamp has also been developed with color intensity from 980 to 1700 mcd, with 1300 mcd typical. The 70/40 red and green lamp is for outdoor message centers and price changers. The red lamp shares specifications with the...See full productRelated content from Photonics MediaPRODUCTSPhotonics Spectra January 2024 IssueMini Projector LEDsThe OSTAR® Projection Power LE xx P1MS/AS LEDs from ams OSRAM are made for use in mini projectors and are based on 0.33-in. digital light processing imagers. Available in blue, amber, deep blue,...Photonics.com 8/29/2023Commercial Lighting ModuleThe New Energy Light Module (NELM) from New Energy is built with CREE LEDs and is a replacement for the discontinued CREE LED LMH2s. A solution for area illumination and commercial lighting spaces,...Photonics Spectra March 2024 IssueRGB Mini Projector LEDsThe series of colored LEDs from ams OSRAM are RGB versions of the previously released OSTAR® Projection Compact LEDs. Using a 2-mm² chip, the LEDs have a high luminous output, with the...Photonics Spectra July 2023 IssueLED Constant Voltage DriversThe GP-CVM600P series of 600-W LED constant voltage drivers from GlacialPower include nondimming, 3-in-1, and DALI-2 dimming versions. The direct-current output voltages include 12, 24, 36, 48,...ARTICLESPhotonics.com 9/14/2023Micro-LEDs Heighten Color and Definition for Immersive DisplaysHigh resolution and high definition are key to delivering a realistic visual experience in augmented reality (AR) and other immersive technologies. Inexpensive micro-LEDs that enable full-color...Photonics Spectra July 2022 IssueOutshining LEDs: Diode Lasers Deliver Intensity to IlluminationThe development of light-emitting diode (LED) lighting has been a great success story of our times. LEDs are nearly ideal light sources that have largely replaced other lighting technologies, except...Photonics Spectra April 2024 IssueUV-LED Photolithography Imparts Micro FeaturesTechnologies like integrated signal distributing, processing, and sensing networks require basic optical elements such as waveguides, splitters, gratings, and optical switches to be miniaturized....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 HandbookMachine Vision Lighting: A First-Order ConsiderationIn the beginning, automated inspection focused on the camera and optics, the algorithms, the interface hardware and the processor. Only rarely was attention paid to the lighting system or lighting...Photonics 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 HandbookHigh-Brightness LEDs: A Boost from High-Performance SiliconesHigh-brightness LEDs have found their way into applications such as signs and displays, cell phone flash modules, automotive lighting and general illumination. Some applications, however, such as...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 10/16/2023Photoluminescence 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 6/16/2022Optical Filters and LED IlluminationUnderstanding the interplay of optical filters, microscope light source and fluorophore selection can be a complex task, especially when it comes to multi-channel imaging. However, the selection of...Photonics.com 1/10/2024Laser Light Engine Output StabilityIn this white paper, Dr. Iain Johnson, Lumencor’s Director of Technical Support, tests Lumencor’s laser-based CELESTA Light Engine for consistency, power, and stability using continuous wave...Photonics.com 2/28/2024Tunable Bandpass Filters with Wide Deep Out-of-Band BlockingLearn how to build widely tunable filter using linear variable filters.WEBINARSPhotonics.com 5/19/2022Optical Solutions for Spectroscopic Water AnalysisLight can be used to understand, study, and spectroscopically characterize the many components that may exist in water. Stephanie Butron and Eric Mesa of Hamamatsu Corp. discuss the various markets...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.com 5/12/2016OLED Display Technology Update and ForecastBarry Young, CEO of the OLED Association and an authority on the technology, presents a broad look at display applications utilizing OLEDs. In 2015, OLED displays had revenues of US$13.5b and it is...Photonics.com 9/22/2020LED Lighting for Fluorescence Microscopy: A Sustainable Illumination OptionFluorescence imaging in life sciences and microscopy applications has traditionally used mercury, metal halide, and xenon arc lamps for illumination. With advances in technology, LEDs are now able to...PHOTONICS DICTIONARY+ TERMSPhotonics Dictionarymicro-LEDMicro-LED (micro-light-emitting diode) refers to a technology that involves the use of very small light-emitting diodes to create displays and lighting systems. These LEDs are miniature versions of...Photonics Dictionaryfiber-coupled LEDA fiber-coupled LED (light-emitting diode) refers to an LED device that is optically coupled to an optical fiber for the purpose of efficient light transmission. In this configuration, the LED serves...Photonics 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 Dictionarylight fidelityLiFi, short for light fidelity, is a wireless communication technology that utilizes visible light or infrared light to transmit data. Developed as an alternative or complementary technology to...VIDEOSPhotonics.com 12/15/2017'Green' Initiatives - LIGHT MATTERS 12/2017On this month's episode of Light Matters, we introduce you to a green energy company that is transforming China's national treasure — the giant panda — into panda-shaped solar farms. We also bring...Photonics.com 1/18/2018Light Matters Extra: Taking Photonics Innovations from the Lab to the Operating Room - 01.2018In this month's Light Matters Extra, we give you an in-depth look at the relationship between researchers and scientists at the University of California Davis, and surgeons and clinicians at nearby...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 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 BUYERS' GUIDE CATEGORIESSuperluminescent Light-Emitting Diodes (LEDs)A superluminescent light-emitting diode is an emitter based on stimulated emission with amplification but insufficient feedback for oscillation to build up.Medical/Biomedical Light SourcesUnderwater Light SourcesUltraviolet Light-Emitting Diodes (LEDs)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' GuideOpto Diode CorporationOpto Diode Corporation (Camarillo, CA), an ITW Company, delivers industry-leading sensors, photodiodes, IR detectors, photonic modules, assemblies, and LEDs. Available in standard and custom designs,...Photonics Buyers' GuideBoston Electronics Corp.Boston Electronics specializes in products related to photo-detection and photon generation, especially, including Detectors, Sources, and Signal Processing Electronics. Photodetectors for the IR,...Photonics Buyers' GuideSutter Instrument CompanyIn 1977, Dale Flaming, a scientist working at the University of California at San Francisco, was having difficulty reliably producing micropipettes. He developed the first electronically controlled...