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Optics & Photonics
Lasers, photonic chips, fiber optics, and light‑matter interactions.
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The Pentagon tests lasers and microwaves against drone swarms
10+ hour, 30+ min ago (439+ words) When operators fired a U.S. Army prototype based on Epirus's Leonidas system at a swarm of 12 drones, all of them dropped from the sky. Invisible microwaves had disrupted the electronics that kept them aloft. Hegseth himself took control of another system,…...
Trimble launches ST30 smart target for surveying
6+ hour, 13+ min ago (216+ words) The system combines a 360-degree prism, IMU, GNSS receiver and automated rod height measurement in one device. Trimble announced the launch of the Trimble ST30 smart target, a surveying system that combines optical and subscription-based GNSS functionality in a single device....
Gr3MMLN: What We Know About the Navy’s Newest Laser Weapon Contract
2+ hour, 55+ min ago (665+ words) Laser Wars | Jared Keller Gr3MMLN: What We Know About the Navy’s Newest Laser Weapon Contract The US Navy is exploring a new high-energy laser weapon for maritime operations. The US Navy has awarded a modest contract to America’s largest shipbuilder for…...
Sony’s new 400mm and 600mm GM lenses weigh just 2.2 pounds for wildlife and sports
6+ hour, 30+ min ago (453+ words) The two new G Master primes have a lot in common, including a sub-1Kg weight. The two lenses have a lot in common, including using a lightweight construction. The 400mm weighs 994 g (2.2 lbs), with the 600mm coming in at only a single…...
IEEE study explores new photonics breakthrough: topology imprinting in nonlinear metasurfaces
9+ hour, 3+ min ago (164+ words) Topology imprinting of nonlinear metasurfaces is a new concept that enables replication and manipulation of structured light fields while preserving their topological characteristics across new frequencies. In a new study, researchers review this novel paradigm, discussing key experimental demonstrations, current…...
Uppsala University Researchers Use Lasers to Test Pigments on Possible Da Vinci Painting
7+ hour, 12+ min ago (467+ words) Researchers at Uppsala University have deployed Raman spectroscopy to analyse the chemical pigments of a historical portrait signed by Da Vinci. Scientists have deployed advanced laser technology to analyse the chemical pigments of a historical painting potentially created by the…...
Princeton Researchers Develop Light-Programmable 2D Semiconductor
7+ hour, 7+ min ago (594+ words) Sept. 15, 2026 — Researchers at Princeton Engineering have created a semiconductor with unique properties: it is just a few molecules thick and can repeatedly change its properties in response to light. This is a step toward building more energy-efficient sensors, optoelectronic devices…...
New photonics approach lets metasurfaces copy complex light patterns across wavelengths
8+ hour, 30+ min ago (20+ words) Nanowerk Browse 6,974 products from select suppliers worldwide....
The shape behind the Einstein problem just revealed strange new physics
7+ hour, 15+ min ago (167+ words) A mathematical shape famous for covering a surface without ever repeating has revealed an unexpected ability to twist light into unusual chiral patterns. The discovery could lead to new ways of controlling light, polarization, and advanced optical devices....
Applied Sciences, Vol. 16, Pages 9153: Joint Mask–Dictionary Optimization for Computational Light Field Imaging
7+ hour, 12+ min ago (470+ words) Compressive light field (CLF) imaging relies on the interplay between sensing and sparse representation, where the coherence between the measurement matrix and the reconstruction dictionary fundamentally determines reconstruction performance. Existing approaches generally optimize either the sensing mask or the reconstruction…...