Analysis of imaging characteristics of parallax images in double diffraction grating imaging
Sign Up to like & getrecommendations! Published in 2020 at "Optik"
DOI: 10.1016/j.ijleo.2019.163826
Abstract: Abstract The relation between the imaging characteristics of parallax images (PIs) and the system parameters of the double diffraction grating (DDG) imaging system is analyzed. DDG imaging method may produce parallax images (PIs) efficiently. However,… read more here.
Keywords: diffraction grating; analysis; parallax images; diffraction ... See more keywords
Design of efficient concave diffraction grating on 220 nm SOI platform for hybrid WDM–PDM (de)multiplexing
Sign Up to like & getrecommendations! Published in 2020 at "Optics Communications"
DOI: 10.1016/j.optcom.2020.126358
Abstract: Abstract An efficient concave diffraction grating (CDG) for multi-wavelengths and dual polarizations is proposed and demonstrated on 220 nm SOI platform with systematic analyzation and simulation. The multilayer dielectric reflector is designed as an alternative to… read more here.
Keywords: efficient concave; concave diffraction; 220 soi; diffraction grating ... See more keywords
Diffraction grating strain gauge method: error analysis and its application for the residual stress measurement in thermal barrier coatings
Sign Up to like & getrecommendations! Published in 2018 at "Measurement Science and Technology"
DOI: 10.1088/1361-6501/aa9fda
Abstract: Diffraction grating strain gauge (DGSG) is an optical strain measurement method. Based on this method, a six-spot diffraction grating strain gauge (S-DGSG) system has been developed with the advantages of high and adjustable sensitivity, compact… read more here.
Keywords: diffraction grating; grating strain; method; residual stress ... See more keywords
2D asymmetric diffraction grating controlled by vortex light in double-Λ-type atomic system
Sign Up to like & getrecommendations! Published in 2024 at "Laser Physics Letters"
DOI: 10.1088/1612-202x/ad30f2
Abstract: A two-dimensional (2D) asymmetric diffraction grating controlled by vortex light in a double-Λ-type atomic system is studied. Such an atomic system is driven by a weak traveling-wave probe field and a signal field, a position-dependent… read more here.
Keywords: field; diffraction; diffraction grating; vortex light ... See more keywords
Understanding diffraction grating behavior: including conical diffraction and Rayleigh anomalies from transmission gratings
Sign Up to like & getrecommendations! Published in 2019 at "Optical Engineering"
DOI: 10.1117/1.oe.58.8.087105
Abstract: Abstract. With the wide-spread availability of rigorous electromagnetic (vector) analysis codes for describing the diffraction of electromagnetic waves by specific periodic grating structures, the insight and understanding of nonparaxial parametric diffraction grating behavior afforded by… read more here.
Keywords: diffraction grating; theory; conical diffraction; diffraction ... See more keywords
Measuring the order intensity ratios of a customized Offner multi-blazed diffraction grating
Sign Up to like & getrecommendations! Published in 2025 at "Optical Engineering"
DOI: 10.1117/1.oe.64.2.025105
Abstract: Abstract. We have constructed an experimental setup to measure the diffraction order intensities for a customized diffraction grating. The grating is fitted into a hyper-spectral imager. The imager, designed separately, comprised fore optics (Ritchey–Chretien telescope… read more here.
Keywords: multi blazed; optics; diffraction; intensity ratios ... See more keywords
Laser beam modulation using corner reflector and deep diffraction grating
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Communications Technology and Electronics"
DOI: 10.1134/s1064226917070063
Abstract: A new scheme of the power modulator of laser beam is based on a corner-reflector unit with a relief diffraction grating that is placed on a plane of the unit and has a relief depth… read more here.
Keywords: modulation; diffraction grating; corner reflector; laser beam ... See more keywords
Modulator chip based on semiconductor heterostructures with a surface diffraction grating for laser beam steering
Sign Up to like & getrecommendations! Published in 2021 at "Applied Optics"
DOI: 10.1364/ao.435199
Abstract: Design parameter optimization of a chip based on a heterostructure with a surface diffraction grating for laser beam angle modulation was carried out. It was found that the widest field of view is achieved at… read more here.
Keywords: laser beam; surface diffraction; diffraction grating;
Compact double-pass Echelle spectrometer employing a crossed diffraction grating.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.465208
Abstract: This contribution presents the design and implementation of a compact and robust Echelle-inspired cross-grating spectrometer which is arranged as a double pass setup. This allows use of the employed refractive elements for collimation of the… read more here.
Keywords: crossed diffraction; double pass; echelle spectrometer; diffraction ... See more keywords
On the condition of total backward reflection for a diffraction grating on a mirror operating in Littrow mounting
Sign Up to like & getrecommendations! Published in 2025 at "Computer Optics"
DOI: 10.18287/2412-6179-co-1528
Abstract: Optical properties of a structure consisting of a diffraction grating operating in the Littrow geometry, a plane-parallel dielectric layer, and a mirror that completely reflects the incident radiation are considered. A condition is obtained that… read more here.
Keywords: mirror; diffraction; backward reflection; total backward ... See more keywords
A Diamond Diffraction Grating Formed via Ion Implantation
Sign Up to like & getrecommendations! Published in 2018 at "Bulletin of the Russian Academy of Sciences: Physics"
DOI: 10.3103/s1062873818080403
Abstract: A fundamentally new way of fabricating a diffraction grating on a surface of diamond via ion (boron) implantation through a superimposed mask is proposed. It is found that graphitization occurs during ion irradiation in unmasked… read more here.
Keywords: diffraction grating; ion; diamond diffraction; implantation ... See more keywords