An optical coating like no other
For more than a century, optical coatings have been used to better reflect certain wavelengths of light from lenses and other devices or, conversely, to better transmit certain wavelengths through them. For example, the coatings on tinted eyeglasses.....»»
Scientists develop new technique for bespoke optical tweezers
Scientists have developed a new way to trap small particles with light. Building on the Nobel Prize winning technique of optical tweezers (Arthur Ashkin, 2018), a team of physicists, led by Dr. David Phillips at the University of Exeter, has advanced.....»»
Novel time-of-flight-resolved stimulated Raman scattering microscopy enables high-resolution bioimaging
Stimulated Raman scattering (SRS) microscopy is an optical vibrational spectroscopic imaging technique and has emerged as an appealing label-free imaging tool for tissue and cell imaging and characterization with high biochemical specificity......»»
New shapes of photons open doors to advanced optical technologies
Researchers from the University of Twente in the Netherlands have gained important insights into photons, the elementary particles that make up light. They 'behave' in an amazingly greater variety than electrons surrounding atoms, while also being mu.....»»
Engineers develop advanced optical computing method for multiplexed data processing and encryption
Engineers at the University of California, Los Angeles (UCLA) have unveiled a major advancement in optical computing technology that promises to enhance data processing and encryption. The work is published in the journal Laser & Photonics Reviews......»»
Study investigates a massive "spider" pulsar
Astronomers from the Stanford University in California have performed joint X-ray and optical observations of a massive "spider" pulsar designated PSR J2215+5135. Results of the observational campaign, presented in a paper published May 22 on the pre.....»»
New imager acquires amplitude and phase information without digital processing
Researchers at the University of California, Los Angeles (UCLA) have achieved a significant milestone in optical imaging technology. A new all-optical complex field imager has been developed, capable of capturing both amplitude and phase information.....»»
Researchers develop ultrafast wavemeter that employs spectral–spatial–temporal mapping
Accurate high-speed measurements of wavelength are fundamental to optical research and industrial applications, such as environmental monitoring, biomedical analysis, and material characterization......»»
I’ve tested all the major OLED monitors, but Asus’ newest is the absolute best
Brighter, cheaper, and with a glossy coating in tow, the Asus ROG Strix XG27AQDMG manages to address the pain points with OLED gaming monitors......»»
New metasurface-based edge detecting filter for remote sensing could transform crop monitoring
New work by researchers from the ARC Center of Excellence for Transformative Meta-Optical Systems (TMOS) and City University of New York (CUNY) published May 27 in Nature Communications realizes a new, tunable edge-detecting filter for flat-optic ima.....»»
Porous materials and machine learning provide inexpensive microplastic monitoring method
Optical analysis and machine learning techniques can now readily detect microplastics in marine and freshwater environments using inexpensive porous metal substrates. Details of the method, developed by researchers at Nagoya University with collabora.....»»
MagSafe Monday: O-Mag Magnetic Webcam Mount is the perfect way to use Continuity Camera on your Mac
There’s no sugar coating it: The iPhone’s camera is a drastically better camera for video meetings over the Mac’s webcam. Even as Apple has upgraded the Mac’s webcam in recent years, it still doesn’t hold a candle to the iPhone. allows you.....»»
The Artificial Intelligence Era Faces a Threat from Directed Energy Weapons
Autonomous and AI-enabled systems increasingly rely on optical and radio frequency sensors and significant computer power. They face growing vulnerabilities from directed-energy laser and microwave weapons.....»»
Researchers develop framework for databasing properties of crystal defects
Point defects (e.g. missing, extra or swapped atoms) in crystalline materials often determine the actual electronic and optical response of a given material. For example, controlled substitutions in semiconductors like silicon are the backbone of mod.....»»
Quantum photonic technologies set to be more reliable with new interferometer
An increasing number of emerging quantum applications operate using optical technologies. Essentially, photons carry information at the speed of light and over long distances, making them good candidates for fast and secure communications and quantum.....»»
Sustainable, high-performance paper coating material could reduce microplastic pollution
Plastic pollution presents a global challenge that must be solved. In particular, packaging accounts for 30–50% of the total plastic consumption. While paper packaging is eco-friendly, it lacks crucial functionalities like moisture resistance and s.....»»
Streamlined microcomb design provides control with the flip of a switch
Light measurement devices called optical frequency combs have revolutionized metrology, spectroscopy, atomic clocks, and other applications. Yet challenges with developing frequency comb generators at a microchip scale have limited their use in every.....»»
iPhone 16 Pro rumored to get hugely better ultra-wide sensor & optical zoom
Rumors of major camera changes to the iPhone 16 Pro lineup continue, with a leaker insisting there will be an ultra-wide sensor update and one for the telephoto's zoom.Rear cameras of the iPhone 15 Pro Max and iPhone 14 Pro MaxApple regularly makes u.....»»
Researchers identify the principle behind "soft mechanoluminescent complex"
A research team collaborated to identify the principle of an eco-friendly energy-based soft mechanoluminescent complex that emits light without batteries. It is expected to be applied in various fields, such as optical sensors, artificial skin, and d.....»»
Seeing the color of entangled photons in molecular systems
Spectroscopy is the study of how matter absorbs and emits light and other radiation. It allows scientists to study the structure of atoms and molecules, including the energy levels of their electrons. Classical optical spectroscopy relies on the way.....»»
Iso-propagation vortices: Optical multiplexing for unprecedented information capacity
The future of optical communications just got brighter. In a development reported in Advanced Photonics, researchers from Nanjing University have introduced iso-propagation vortices (IPVs), a novel concept that offers a solution to a long-standing ch.....»»