Results 1 to 10 of about 6,226,339 (282)

Differential method for freeform optics applied to two-mirror off-axis telescope design

open access: greenOptics Letters, 2019
In this Letter, we present a method to design the freeform surfaces of an off-axis unobscured two-mirror telescope by integration of a system of differential equations.
Jean-Baptiste Volatier, Guillaume Druart
openalex   +3 more sources

Design of arrayed magnetorheological equipment applied in optics manufacture

open access: hybridOptics & Laser Technology, 2022
Wanli Zhang   +7 more
openalex   +2 more sources

Magneto-optics in a van der Waals magnet tuned by self-hybridized polaritons [PDF]

open access: yesNature, 2023
Controlling quantum materials with light is of fundamental and technological importance. By utilizing the strong coupling of light and matter in optical cavities^ 1 – 3 , recent studies were able to modify some of their most defining features^ 4 – 6 ...
F. Dirnberger   +12 more
semanticscholar   +1 more source

Optical methods for measuring the feature size of optical diffraction gratings with nano-meter accuracy and implementation of suitable feedback control loops [PDF]

open access: yesEPJ Web of Conferences, 2022
Surface relief diffraction gratings offer a high flexibility in their design and thus allow to synchronize their optical performance with the specific requirements of the underlying application.
Flügel-Paul Thomas   +4 more
doaj   +1 more source

Concept, manufacturing and challenges of ultra-compact snapshot multi-spectral multi-aperture imaging systems [PDF]

open access: yesEPJ Web of Conferences, 2022
Snapshot multispectral imaging is a rising non-invasive and contact-free analysis method and technology to discriminate or identify objects based on their spectral characteristics.
Hubold Martin   +4 more
doaj   +1 more source

Real-Time Chlorophyll-a Pigment Monitoring of Chlamydomonas reinhardtii in a Controlled Environment Using Pulsed LED Fluorescence LiDAR System

open access: yesPhotonics, 2023
The real-time chlorophyll-a pigment monitoring of C. reinhardtii is studied using our developed LED fluorescence light detection and ranging (LiDAR) system.
Jumar G. Cadondon   +3 more
doaj   +1 more source

Photonic machine learning with on-chip diffractive optics

open access: yesNature Communications, 2023
Machine learning technologies have been extensively applied in high-performance information-processing fields. However, the computation rate of existing hardware is severely circumscribed by conventional Von Neumann architecture. Photonic approaches have
Tingzhao Fu   +8 more
semanticscholar   +1 more source

Applied Fourier Programming for metrological control of printing materials of packaging products

open access: yesТехнологія і техніка друкарства, 2022
In our manuscript, the materials of analytical substantiation and experimental verification of a new method of digital Fourier processing of polarization images of optically anisotropic polymer layers are presented.
Артем Олегович Карачевцев   +7 more
doaj   +1 more source

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