Results 21 to 30 of about 169,669 (288)

Irradiance tailoring with multiple sources using B-spline refinement [PDF]

open access: yesEPJ Web of Conferences, 2022
To increase the irradiance generated by an illumination system, multiple sub-systems, each generating their own irradiance distribution can be used.
Heemels Alexander   +2 more
doaj   +1 more source

Fiber Optics [PDF]

open access: yes, 2019
Optical fibers in metrology, telecommunications, sensors, manufacturing, and health science have gained massive research interest. The number of applications is increasing at a fast pace. This book aims to present a collection of recent advances in fiber

core   +2 more sources

Light Scattering from Contamination and Defects - Measurement, Analysis, and Modelling [PDF]

open access: yesEPJ Web of Conferences, 2022
Light scattering induced by contamination and defects on optical components can quickly limit the component’s performance. Therefore, imperfection analysis and budgeting are mandatory - but also challenging tasks.
Tobias Herffurth   +3 more
doaj   +1 more source

Towards metropolitan free-space quantum networks

open access: yesnpj Quantum Information, 2023
Quantum communication has seen rapid progress towards practical large-scale networks, with quantum key distribution (QKD) spearheading this development.
Andrej Kržič   +20 more
doaj   +1 more source

Analysis and interpretation of the Seidel aberration coefficients in digital holography [PDF]

open access: yes, 2011
Peer ...
Watson, John   +5 more
core   +1 more source

Bubble Optics

open access: yes, 2022
S.45-58Starting from a peculiar image observed below a bubble that is floating at a water-air interface, this paper analyzes several optical properties of these special types of refracting objects (termed bubble axicons). Using mainly geometrical optics,
Selmke, M.
core   +1 more source

Analysis on Location Accuracy for the Binocular Stereo Vision System

open access: yesIEEE Photonics Journal, 2018
Binocular stereo vision (BSV) system has been widely used in various fields, such as intelligent manufacture, smart robot, and so on. However, the location accuracy of the current BSV still cannot fully satisfy industry requirements due to lack of a ...
Lu Yang   +4 more
doaj   +1 more source

Fiber optics and photonics : emerging applications - introduction to the feature issue [PDF]

open access: yes, 2011
This feature issue of Applied Optics covers a representative selection of papers presented at Photonics 2010, the international conference on fiber optics and photonics that was held at the Indian Institute of Technology campus at Guwahati in India ...
Khijwania, SK   +7 more
core   +1 more source

COMPACT HANDHELD FRINGE PROJECTION BASED UNDERWATER 3D-SCANNER [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2015
A new, fringe projection based compact handheld 3D scanner for the surface reconstruction of measurement objects under water is introduced. The weight of the scanner is about 10 kg and can be used in a water depth of maximal 40 metres.
C. Bräuer-Burchardt   +4 more
doaj   +1 more source

Designing miniature x-ray optics for the SmallSat lunar science mission concept CubeX [PDF]

open access: yes, 2020
Planetary remote-sensing instruments are often required to cover a relatively large field of view, ideally with a uniform angular resolution over the field, due to relatively large apparent sizes of planetary targets at close proximities.
Kashyap, VL   +6 more
core   +1 more source

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