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lens News
3D Printed Micro-optics Embed into a Durable Hybrid Laser
STUTTGART, Germany, Dec. 18, 2023 — Researchers have shown that 3D-printed polymer-based micro-optics can withstand the heat and power levels that occur inside a laser. The advancement enables inexpensive compact and stable laser sources that would be useful in a variety of...
Altechna Invests in Equipment and Facilities: Week in Brief: 06/16/23
CENTENNIAL, Colo., June 16, 2023 — Laser technology company NUBURU entered into definitive agreements, primarily with existing investors, to receive a cash infusion of $7.9 million prior to deducting transaction and issuance costs through an offering of convertible promissory notes...
Spatial Light Modulation Gauges How Lenses Slow Progress of Myopia
WASHINGTON, D.C., May 30, 2023 — Myopia, or nearsightedness, is one of the most common ocular disorders worldwide and a leading cause of visual impairment in children. Although specialized eyeglass lenses have been clinically tested to treat myopia progression, an in-depth optical...
Sensor Uses Color Encoding for 3D Scene Reconstruction
SINGAPORE, May 26, 2023 — Researchers at the National University of Singapore (NUS) developed a light-field sensor that detects 3D light fields across the x-ray to visible light spectrum. The sensor relies on a pixelated color conversion strategy that is based on perovskite...
Imagia Raises $4.5M, Targets Visible Light Applications
FREMONT, Calif., May 8, 2023 — Metalens technology startup Imagia closed a $4.5 million seed round led by Gates Frontier and joined by MetaVC Partners and other strategic investors. The funding will be used to accelerate development and initial commercial deployment of the...
ZEISS Becomes Sole Owner of AR/VR Company Tooz
OBERKOCHEN, Germany, March 13, 2023 — ZEISS has acquired the shares of the joint venture tooz technologies, which was founded together with Deutsche Telekom in 2018. The founding partners had held 50% of the shares in the startup, which develops high-tech optics in the area of augmented...
3D-Printed Micro-Optic Enables Vortex Bessel Beam Generation
YAVNE, Israel, Oct. 7, 2022 — Researchers from Soreq Nuclear Research Center in Israel have shown that 3D laser printing can be used to fabricate a high-quality, complex polymer optical device directly on the end of an optical fiber. This type of micro-optical device —...
Tech Transfer Streamlines Implementation of Asphere Standards
BRAUNSCHWEIG, Germany, March 10, 2022 — The Physikalisch-Technische Bundesanstalt (PTB, the National Metrology Institute of Germany) reported that it has developed standards for aspheric optics. The standards are intended to improve the calibration of aspheric and freeform surface...
Lens-Antenna Lends Portability to THz On-Chip Technology
MOSCOW, Feb. 22, 2022 — A miniature lens-antenna designed for sending and receiving terahertz (THz) signals is compact enough to be used as a portable device in a diverse range of industries, from communications and manufacturing to security, biomedicine, and food safety....
Imaging System Resolves Micro Detail in Centimeter-Scale FOV
OSAKA, Japan, Aug. 31, 2021 — Researchers from the Transdimensional Life Imaging Division of the Institute for Open and Transdisciplinary Research Initiatives at Osaka University created an optical imaging system that can capture an unprecedented number of cells in a single...
Metasurfaces Offer Full Control of Light Polarization
CAMBRIDGE, Mass., Aug. 26, 2021 — Researchers at the Harvard John A. Paulson School of Engineering and Applied Science have developed metasurfaces capable of manipulating the polarization of light with an unprecedented degree of control. “This research shows that the ability...
Apple Receives Patents for Integrated Photonics, Periscope Lens Technology
CUPERTINO, Calif., July 15, 2021 — Two optical and photonic technologies are among the latest patent awards that the U.S. Patent and Trademark Office has granted to Apple. The company has been awarded patents for an integrated photonics device, as well as a “folded...
People in the News: 04/21/21
Apr 21, 2021 — ONTARIO, N.Y. — Computer numerical controlled (CNC) machines and CAD/CAM software manufacturer and distributor OptiPro Systems named Rob Bechtold vice president. The appointment was effective April 6. Bechtold has spent his entire professional...
3D-Printed Lens Design Improves Data Transfer Possibilities
CHAMPAIGN, Ill., Dec. 15, 2020 — A team of researchers from the University of Illinois has developed a spherical lens capable of allowing incoming light — from any direction — to be focused on the lens’s surface opposite the input direction into a very small spot....
Algae-Inspired Polymers May Reduce Night-Vision Cost
TSUKUBA, Japan, Oct. 29, 2020 — An infrared-transmitting polymer based on common low-cost materials may lead to low-cost night-vision lenses that retain focus while imaging at variable distances. The polymer, developed by researchers from the University of Tsukuba, keeps its shape...
Wearable Camera Enables Human Motion Capture
TOKYO, Oct. 23, 2020 — Researchers at Tokyo Institute of Technology and Carnegie Mellon University developed a human motion capture system called MonoEye, which consists of a single ultrawide fisheye camera mounted on the user’s chest. The system’s simplicity...
Lasers Optimize Graphene Microbubble Generation Process
BELLINGHAM, Wash., Oct. 13, 2020 — Researchers from five institutions collaborated to develop a method to generate precisely controlled graphene microbubbles on a glass surface using laser pulses. Microbubbles, with applications in pharmaceuticals (drug delivery), biofilm control,...
Microlens Avoids Cross-Phase Modulation, Allows Live-cell Imaging
THUWAL, Saudi Arabia, Oct. 6, 2020 — King Abdullah University of Science and Technology (KAUST) researchers developed an ultrathin stimulated Raman scattering (SRS) lens that will simplify and improve the quality of molecular-level microscopic analysis by alleviating a prevalent...
Fisheye Metalens Captures 180 Degree Panoramic Images
CAMBRIDGE, Mass., Sept. 23, 2020 — Researchers at MIT and the University of Massachusetts Lowell have developed a wide-angle metalens capable of producing 180° panoramic images. The design could be adapted for a wide range of applications, such as in smartphones and laptops,...
Liquid Crystal Improves Metalens Design
CLEVELAND, Aug. 24, 2020 — An effort led by Federico Capasso of Harvard University and Giuseppe Strangi of Case Western Reserve University is using liquid crystals to improve the reconfigurability of metalenses. This advancement brings the viability of metalenses for...
New One-step Fabrication Technique Yields Ultrathin Flat Lenses
MELBOURNE, Australia, Aug. 17, 2020 — An international team of researchers has developed a method of fabricating high-performance lenses in monolayer two-dimensional transitional metal dichalcogenide (TMDC) material using a femtosecond laser. The lens has a subwavelength resolution and...
Fabrication Technique Brings Metasurface Production Closer
GOTHENBURG, Sweden, June 15, 2020 — Researchers from Chalmers University of Technology have developed a new method of creating metasurfaces, which could bring mass production of ultrathin lenses closer to reality. Metasurfaces consist of a multitude of interacting nanoparticles that...
(22 results found)
April 2024
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