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This Week in Photonics: Femtosecond Laser Integrates Optics in Single Glass Substrate; Birefringent All-Glass Metasurface Could Transform Waveplate Tech (10/19/2023)

This Week in Photonics: Femtosecond Laser Integrates Optics in Single Glass Substrate; Birefringent All-Glass Metasurface Could Transform Waveplate Tech
Weekly newsletter highlighting breaking news, technology developments and product releases in the photonics industry.
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Thursday, October 19, 2023
 
.: Top Stories

 
Femtosecond Laser Integrates Optics in Single Glass Substrate for Easy Manufacture
Femtosecond Laser Integrates Optics in Single Glass Substrate for Easy Manufacture
The short, regular pulses of femtosecond lasers are put to effective use in numerous applications, including laser surgery, micromachining, microscopy, and spectroscopy. Free-space optics offers substantial freedom in femtosecond laser design — but this comes at the cost of limited miniaturization and manufacturability. A new approach, developed at École Polytechnique Fédérale de Lausanne (EPFL), makes the free-space optical components of a femtosecond laser easier to align, thus making the laser easier to manufacture.
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Birefringent All-Glass Metasurface Could Transform Waveplate Tech
Birefringent All-Glass Metasurface Could Transform Waveplate Tech
Lawrence Livermore National Laboratory researchers have adapted their novel metasurface process, which creates a thin layer on the surface of an optic, to create an all-glass metasurface with birefringence, or dual refraction, properties. This achievement could transform waveplate technology for high-power laser systems such as the National Ignition Facility.
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Deep Learning Delivers High-Quality Optoacoustic Images in Real Time
Deep Learning Delivers High-Quality Optoacoustic Images in Real Time
High-quality medical imaging from multispectral optoacoustic tomography (MSOT) could be used to diagnose and evaluate a range of diseases, including breast cancer, Duchenne muscular dystrophy, inflammatory bowel disease, and many more. However, the length of time currently required for MSOT to process high-quality images makes it impractical in clinical settings. To provide high-quality, real-time optoacoustic imaging via MSOT, researchers from the Bioengineering Center and the Computational Health Center at Helmholtz Munich and the Technical University of Munich developed DeepMB, a deep-learning framework. DeepMB expresses model-based reconstruction with a deep neural network.
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.: Featured Products & Services

 
K&S Optics Inc. - Custom Cylindrical Optics Custom Cylindrical Optics

K&S Optics Inc.
K&S Optics manufactures cylindrical lenses in a wide variety of configurations to fit your specifications and prints. We offer cylinders in commercial and precision grades. Our unique manufacturing processes, surface measurement equipment, material inventory and in-house CNC tooling capabilities mean that you get exactly what you want when you want it.

 Visit Website   Request Info 



Edison Opto USA Corp. - Shortwave Infra Solution Provider Shortwave Infra Solution Provider

Edison Opto USA Corp.
Working with our partners, we can design, develop and manufacture any broadband LED modules you want. Our chip options cover the range from visible light to near-infrared light. Our modules are well-suited for a high number of applications. Anything you can think of, we can design and build.

 Visit Website   Request Info 



 
Northrop Grumman Synoptics - High Performance IBS Coatings High Performance IBS Coatings

Northrop Grumman Synoptics
Quasi-Rugate thin film designs are optimized for high-power laser applications for ultra-fast through CW applications across the wavelength range of 355 nm to 2200 nm. Each design has a unique refractive index profile specifically tuned to give optimal performance for our customer’s applications. Quasi-Rugate design structures have the highest demonstrated Laser Damage Thresholds of any Ion Beam Sputtered films.

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Photonics Media - Computational Photonics with Microsoft<sup>®</sup> Excel<sup>®</sup> Computational Photonics with Microsoft® Excel®

Photonics Media
This book shows how Excel — readily available on almost every computer — can be used to study photonics problems and to design, analyze, and optimize photonics applications.

 Visit Website   Request Info 



 


.: More News

 

Electro-Optic Modulators Improve Signal Quality and Cancel Noise  Read Article 

SLSC Beamforming Reduces Bias in PA Imaging Results  Read Article 

Low-Temp 3D Printing Process Uses UV Light to Make Multipurpose Glass  Read Article 

Photonic Material Combines with Photodiodes for High-Performing PICs  Read Article 

MassTech Collaborative Awards $5M to Boost Advanced Optics Tech Production in W. Mass  Read Article 

 
.: Upcoming Webinars

 
A Behind-the-Scenes Look at Creating Quality Parts Using Laser Welding A Behind-the-Scenes Look at Creating Quality Parts Using Laser Welding
Tue, Oct 31, 2023 10:00 AM - 11:00 AM EDT
To create successful welds, many parameters must be kept within specifications, including laser power at the workpiece, beam quality, focal plane, hitting the seam, cleanliness of parts, gap between parts, welding speed, and machine accuracy. Some parameters need to be checked pre-processing to avoid scrap. Others should be measured during the process to avoid failures. In this webinar, Ophir and Lessmüller join forces to offer a full picture of the measurements needed during the laser welding process. Presented by Ophir and Lessmüller Lasertechnik.
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Advancing Quantum and Nano-Photonics with Machine Learning Advancing Quantum and Nano-Photonics with Machine Learning
Wed, Nov 1, 2023 1:00 PM - 2:00 PM EDT
The discovery of unconventional optical designs via machine learning promises to advance on-chip circuitry, imaging, sensing, energy, and quantum information technology. In this talk, Alexandra Boltasseva of Purdue University discusses photonic design approaches and emerging material platforms for showcasing machine learning-assisted topology optimization for optical metasurface designs with applications in thermophotovoltaics, reflective optics, quantum photonic circuitry, and lightsail technology. She demonstrates the effectiveness of autoencoders for compressing the vast design space of metasurfaces into a smaller search space.
 Register Now 




CALL FOR ARTICLES!
Photonics Media is currently seeking technical feature articles on a variety of topics for publication in our magazines (Photonics Spectra, BioPhotonics, and Vision Spectra). Please submit an informal 100-word abstract to [email protected], or use our online submission form.

 
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