Silanna UV has announced new far UV-C and deep UV-C LEDs that take advantage of the company’s patented short period superlattice (SPSL) technology for industry-leading performance in the difficult-to-obtain 230 – 265 nm UV range – including the highest output power in any mass-produced UV LED at 235 nm.Read more »
A major breakthrough in UV-C LED technology from Silanna UV offers huge advantages for applications as diverse as disinfection, water quality monitoring, gas sensing, liquid chromatography, and chemical and biological analysis. The new manufacturing approach promises to make deep ultraviolet and far ultraviolet LEDs easier to make, more efficient at shorter wavelengths, and more reliable. With the renewed focus on air, water and surface disinfection following the Covid-19 pandemic, these next-generation UV LEDs are already attracting interest.Read more »
The COVID-19 pandemic has put a spotlight on germicidal ultraviolet (GUV) radiation for air and surface disinfection. This technology area represents a growing opportunity to improve indoor air quality while saving energy over high-ventilation approaches.Read more »
Researchers at the Ferdinand-Braun-Institut (FBH) in Berlin have successfully produced the first prototypes of micro-LEDs that emit in the ultraviolet spectral range (UVB). The micro-LEDs with 310 nanometers (nm) emission wavelength feature a small size of the emitting area with diameters down to 1.5 micrometers (µm). This is hundreds to thousands of times smaller than conventional UV LEDs. The micro-LEDs can be closely packed with pitches down to 2 µm to form a two-dimensional array on a chip, resulting in high-resolution UVB emitting areas.Read more »
The Global Lighting Association (GLA) and the International Ultraviolet Association (IUVA) have signed a memorandum of understanding to co-operate on ultraviolet disinfection technology – also known as ultraviolet germicidal irradiation, or UVGI.Read more »
The Illuminating Engineering Society (IES, est. 1906), in partnership with the International Ultraviolet Association (IUVA, est. 1999), has published its first in a series of American National Standards for the measurement of ultraviolet product emissions. Since its discovery in 1877, germicidal ultraviolet disinfection has been deployed globally to reduce the rate of transmission of tuberculosis and other airborne pathogens in indoor spaces, including SARS-CoV-2, the virus that causes COVID-19.Read more »
The Global Lighting Association has issued a Position Statement containing guidelines for measuring the inactivation of airborne pathogens by ultraviolet germicidal irradiation (UVGI) technologies. The guidelines are particularly relevant in the battle against COVID-19.Read more »
Seoul Viosys, a company specializing in optical semiconductors, announced an experimental result confirming that its Violeds technology sterilizes 99.99% Omicron Variant (SARS-CoV-2 Variant: B.1.1529) in one second, which has been spreading around the world.Read more »
Edison Opto offers customized UVA + White and UVC solutions for continuous disinfection to reduce bacteria and airborne viruses. In the wake of the global outbreak of COVID-19, the people’s need for anti-epidemic, sterilization, and anti-virus products has escalated, ranging from portable sterilization equipment, home appliances sterilization, and public health sterilization.Read more »
Crystal IS, a subsidiary of Asahi Kasei, has launched Klaran LA®—the newest addition to its industry-leading Germicidal UVC LED product line. Klaran LA® represents a breakthrough in higher performance, and extended lifetime. Read more »
NICHIA, the world’s largest LED manufacturer and inventor of the high-brightness blue and white LED, has begun mass production of another new high radiant flux UV-C LED to help target the inactivation and sterilization of various bacteria and viruses, specifically industrial water and air applications.Read more »
Edison Opto offers customized UVA + White and UVC solutions for continuous disinfection to reduce bacteria and airborne viruses. In the wake of the global outbreak of COVID-19, the people’s need for anti-epidemic, sterilization, and anti-virus products has escalated, ranging from portable sterilization equipment, home appliances sterilization, and public health sterilization.Read more »
NICHIA, the world’s largest LED manufacturer and inventor of the high-brightness blue and white LED, has launched a high radiant flux density UV-C LED that can help target the inactivation and sterilization of various bacteria and viruses, including the new coronavirus.Read more »
To enable the development of wearable devices that possess advanced ultraviolet (UV) detection functions, scientists from Nanyang Technological University, Singapore (NTU Singapore) have created a new type of light sensor that is both flexible and highly sensitive. Read more »
Hiroshima University and Ushio Inc. have been conducting a joint research project (Study on the disinfection (*1) and viral inactivation effects of 222 nm UV-C light using Care222). As part of this study, a group of researchers, including Professor Hiroki Ohge of the Department of Infectious Diseases at Hiroshima University Hospital, and Professor Takemasa Sakaguchi of the Virology Section of the Graduate School of Biomedical and Health Sciences at Hiroshima University, evaluated the effect of irradiating a SARS-CoV-2 variant (*2) with Ushio's Care222 filtered Far UV-C light disinfection technology. The research showed that Care222 technology is equally effective in inactivating a SARS-CoV-2 variant as in inactivating the original SARS-CoV-2 strain.Read more »
Instrument Systems | IR | Fingerprint | Sensor | Jun 28, 2021
Instrument Systems has developed a modular high-end IR test solution that meets the requirements of optical under-display fingerprint sensors with wavelengths above 1100 nm. As the IR radiation at 1380 nm is verified to avoid burn-in phenomena, the requested test equipment needs to be a high-end solution: high-resolution and calibrated for precise measurement of radiometric quantities, pulse measurement in the µs range and with temperature control.Read more »
Instrument Systems | Infrared Sources | Measurement | Featured | IR | May 08, 2021
The demand for IR measurement solutions has increased significantly in the recent years. IR LEDs and IR lasers such as VCSELs have enabled many new applications in the field of “IR sensing”, using the NIR range (800-1000 nm) but also higher wavelengths as 1380 nm. Measurement tasks range from 3D sensing (facial recognition, LiDAR and automotive in-cabin driver monitoring) to optical fingerprint sensors and healthcare monitoring.Read more »
Luminus Devices has expanded its portfolio of ultra-high-power infrared (IR) LEDs with a new product line that addresses the rapid expansion of life sciences, medical, machine vision, and industrial applications.Read more »
Signify, the world leader in lighting, together with Innovative Bioanalysis, a CAP, CLIA, AABB Certified Safety Reference Laboratory in Costa Mesa (California) have conducted research that validates the effectiveness of UV-C disinfection upper air luminaires on the inactivation of SARS-CoV-2, the virus that causes COVID-19.Read more »
The Swabian LED technology company Lumitronix has developed a three-row LED module equipped with the NF2W585AR-P8 LED from world market leader Nichia, which was launched in January 2021.Read more »
UV-C | Nichia | Components | Featured | UV | Jan 26, 2021
NICHIA, a leading global LED manufacturer, further demonstrates its commitment to innovation and improvements to global well-being with the public launch of its newest deep UV LED, the NCSU334B. At a peak wavelength of 280 nm, NICHIA’s deep UV LED outperforms other commercially available UV-C LED’s, regardless of wavelength, in output, efficiency and lifetime. At the same time, new independent research confirms they are also best-in-class for disinfection performance against SARS-CoV-2 virus.Read more »
Ushio Inc. will release the SMBB850DS-1200 series 850 nm infrared LED package in February 2021. Intended for imaging and analysis under infrared (IR) illumination using surveillance cameras, ANPR [1], and other similar devices, this product has achieved both the highest power output in the world [2] (19 W [3]) and narrow-angle irradiation. Compared to conventional LEDs for use with surveillance cameras [4], this product has achieved five times higher output per package, an irradiated area approximately four times wider, and approximately two times higher central illuminance, when used for long-distance irradiation.Read more »
Featured | Components | LEDs | UV LED | UV-C | Disinfection | Jan 08, 2021
In recent years, due to the global outbreak of COVID-19, the people's demand for anti-epidemic and sterilization of anti-virus products has risen, ranging from portable sterilization equipment, home appliances sterilization, and public health sterilization. With the rise of environmental awareness and in response to the Minamata Convention, UV lamps containing mercury will gradually be replaced by LEDs. In the future, in the post-epidemic era, UVC LED products will continue to grow steadily in the sterilization, and purification and water treatment markets.Read more »
SSL | Components | UV | UV LED | UV-C | Disinfection | Dec 14, 2020
The longer the coronavirus pandemic lasts, the more important it is to stay safe and healthy in everyday life. Hygiene measures, such as wearing a facemask or socially distancing, help safeguard against the spread of germs. But light in the right wavelength also makes an enormous contribution to fighting viruses. UV-C light can eliminate 99.9 percent of viruses and bacteria on surfaces, in the air and in drinking water. As one of the world's leading manufacturers, Osram Opto Semiconductors now enables particularly small and robust disinfection applications with its LEDs, while also driving the industrialization of these special light sources forward. The Oslon UV 3636 marks the beginning of a comprehensive portfolio in the UV-C LED sector.Read more »
Featured | Measurement | Test Equipment | UV | Calibration | Dec 09, 2020
UV radiation encompasses a very wide wavelength spectrum between 10 and 400 nm and is subdivided in ISO Standard 21348 into three ranges. The UVC range between 100 and 280 nm is currently extremely relevant for air and water disinfection for combating COVID-19. Since the outbreak of the pandemic this has been manifested, among other things, in a sharp increase in the demand for UVC light sources. Read more »
Swedish cleantech company LightLab Sweden is introducing a new UVC disinfection technology called PureFize®, proven to inactivate bacteria and viruses, among them SARS-CoV-2. To test its effectiveness, LightLab Sweden partnered with SAES Group and the University of Siena, Italy. To proof the effectiveness, a prototype of a consumer product has been designed. It shows that PureFize can be used to inactivate any SARS-CoV-2 presence (>99.9999%) on items that consumers use every day. The results will be submitted for publication in the International Journal of Public Health.Read more »
SSL | Components | LEDs | UV LED | UV-C | Disinfection | Nov 11, 2020
Luminus Devices today introduced its new XFM-5050 UVC LED series that sets new benchmarks for output, and lowers the $/mW another 20% compared to previous Luminus UVC LEDs. The series offers 2, 3, and 4 chip options with nominal power levels of 120, 180, and 240 mW of disinfection power. Read more »
The nearby black body emission spectrum of halogen or incandescent lamps lead to a preferred usage in various measurement applications like spectroscopy and hyperspectral imaging. But this technology has lost its importance for visible light sources in general lighting due to their lower luminous efficiency and the availability attenuates continuously. The massive progress in LED technology enabled OSA opto light the development of broadband emitters based on short wavelength LED in combination with phosphors. Read more »
Following the successful introduction of the first UVC LED modules in August 2020, LED expert Lumitronix from Hechingen is expanding the existing concept of linear module solutions with three new, more powerful versions. These are as well mainly addressed to professional customers who are trained in handling UV-C radiation and can ensure a risk-free application.Read more »