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.....»»
GSEO to see AR, VR and MR applications drive sales growth in 2023
Optical lens company Genius Electronic Optical (GSEO) expects sales generated from orders for AR (augmented reality), VR (virtual reality) and MR (mixed reality) headsets and other devices to grow as a proportion of company revenue to 20% in 2023......»»
Optical component suppliers expect surge in demand for XR devices, with Apple headset on the horizon
Optical component and module suppliers are gearing up for a surge in demand from a slew of new extended reality (XR) devices, with Apple said to be unveiling its mixed-reality (MR) headset later this year, according to industry sources......»»
Indian astronomers inspect open cluster Teutsch 76 in detail
Using the 3.6m Devasthal Optical Telescope (DOT), Indian astronomers have performed detailed deep near-infrared observations of a Galactic open cluster known as Teutsch 76. Results of the observational campaign, published February 9 on the arXiv pre-.....»»
AOET experiences cutback in orders for notebooks
Ability Opto-Electronics Technology (AOET), a manufacturer that specializes in optical lens modules for notebooks, saw orders from brand vendors decrease in January and expects global notebook shipments to fall by 10-20% this year, down to 175 millio.....»»
Quantum dots with finely-tuned spherical defects could enhance nonlinear optics
Quantum dots are semiconductor particles measuring just a few nanometers across, which are now widely studied for their intriguing electrical and optical properties. Through new research published in The European Physical Journal B, Kobra Hasanirokh.....»»
Young Optics expects 1Q23 shipments to slip sequentially
Young Optics expects overall shipments in the first quarter of 2023 to decrease significantly on quarter because clients for pico-projection optical modules, imaging optical components and automotive optical lens modules are still cleaning inventorie.....»»
Scientists invent 3D printed fiber microprobe for measuring in vivo biomechanical properties of tissues
Fiber sensing scientists at Shenzhen University have developed a compact fiber optical nanomechanical probe (FONP) for measuring in vivo biomechanical properties of tissue and even single cells......»»
On-chip mechanical exceptional points based on an optomechanical zipper cavity
Exceptional points are a distinct type of spectral singularity in non-Hermitian systems and their intriguing physics are in study with optical exceptional points. Exceptional points are singularities in the energy functions of a physical system, wher.....»»
New photodiode with extremely low excess noise for optical communication and long range LIDAR
Optical pulses, which appear as a flash of light, are used to transmit information in high speed optical fibers, and are increasingly used in Light Detection And Ranging (LIDAR) for 3-dimensional imaging. Both of these applications demand light senso.....»»
Deep learning for quantum sensing
Quantum sensing represents one of the most promising applications of quantum technologies, with the aim of using quantum resources to improve measurement sensitivity. In particular, sensing of optical phases is one of the most investigated problems,.....»»
Distortion-free structured light
An exciting prospect in modern optics is to exploit patterns of light—how the light looks in its many degrees of freedom—often referred to as "structured light." Each distinct pattern could form an encoding alphabet for optical communication, or.....»»
Largan expects revenue to decrease further in February
Largan Precision, a maker of optical lens modules, expects its revenue to continue declining in February after its sales fell 18.74% sequentially and 13% annually to NT$3.26 billion (US$107.58 million) in the previous month......»»
Smartphones to increasingly use periscope lenses
Periscope lenses will be used more frequently in smartphones, a trend that is promising to become prevalent to meet growing demand for upgrades to photography functions, according to sources familiar with operations at optical lens module companies......»»
Some Pioneer Blu-ray drives don"t work in macOS Ventura 13.2
Users are encountering an error when trying to use select Pioneer Blu-ray and optical drives, seemingly starting with macOS Ventura 13.2.Pioneer Blu-ray players won't work with macOS Ventura 13.2Multiple posts across support forums and an official me.....»»
Using diamonds to generate ultrashort THz pulses
The advent of intense ultrashort coherent light pulses has revolutionized the spectroscopy field. They allow easy observation of various nonlinear optical effects and facilitate the characterization of materials with nonlinear optical spectroscopy. A.....»»
Probing researchers strike gold to stop the trots in pigs
Gold nanorod probes combined with an optical microscope can now be used to detect signs of a highly contagious and lethal virus that poses a major threat to the swine industry worldwide......»»
Near-zero-dispersion soliton and broadband modulational instability Kerr microcombs in anomalous dispersion
Microresonators based frequency combs, microcombs, have attracted huge interest in the last decades for their revolutionary performance of compact size, flexible comb spacing, and broad bandwidth. Wide applications of microcombs including optical fre.....»»
Efficient calibration of wavelength-dependent transmission through optical multimode fiber
Researchers at the Wellman Center for Photomedicine have demonstrated that wavelength-dependent changes in the spatial distribution of light transmitted through a multimode optical fiber are not random but highly predictable......»»
Researchers create first supermode optical resonator
What does it take for scientists to push beyond the current limits of knowledge? Researchers in Federico Capasso's group at the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) have developed an effective formula......»»
Epi-wafer firm LandMark expects revenue growth in 2023
Taiwan-based LandMark Optoelectronics, which specializes in GaAs and InP epi-wafers for optical communications, expects to post another on-year revenue increase in 2023, when the company will start shipping 800G silicon photonics components......»»