The spherical aberration correction by using bending and lens splitting: a compression

ZS Alshaikhli, WA Hekmat, AH Al-Hamdani… - AIP Conference …, 2022 - pubs.aip.org
The spherical and chromatic are the primary aberration type that degrades the performance
of optical instruments used in human eye vision correction. This paper demonstrates and …

Solar energy collector utilizing micro-lens array technology coupled with V-shaped mirror prisms as a light guide interface

AH Al-Hamdani, AB Hasan, HA Al-Hamdani… - Journal of Optics, 2024 - Springer
In recent years, waveguide-based planar solar concentrator technology has garnered
increased attention within the Concentrated Photovoltaics (CPV) sector due to its compact …

Optical design through optimization for rectangular apertures using freeform orthogonal polynomials: a case study

M Nikolic, P Benítez, B Narasimhan… - Optical …, 2016 - spiedigitallibrary.org
Several applications of freeform optics call for deeper analysis of systems with rectangular
apertures. We study the behavior of a freeform mirror system by comparing four orthogonal …

Dynamic control of defocus, astigmatism, and tilt aberrations with a large area foveal liquid crystal lens

B Louis, G Tigran - Applied Optics, 2024 - opg.optica.org
We have recently reported the dynamic adjustment of the focal length in an electrically
tunable liquid crystal “foveal” lens, the center of which can be shifted over a large working …

Design of polythiourethane (PTU) polymer contact lens to correct the longitudinal chromatic aberration

AH Al-Hamdani, AS Aljuboury, HA Hashim… - Journal of Optics, 2024 - Springer
The manufacture of contact lenses is a highly accurate process that focuses on selecting
appropriate material prescribed by specialists to eliminate certain vision defects, such as …

The performance of photovoltaic system with different orientation-a review

MF Issa, AH Al-Hamdani, NK Kasim… - AIP Conference …, 2024 - pubs.aip.org
This paper presents a review of better performance for the photovoltaic system using
different technologies and parameters by considering many factors to get the best design …

Image slicing with a twist: testing and characterising a prototype image slicer for ELT-PCS

M Tecza, RE Meyer, N Thatte… - Advances in Optical …, 2024 - spiedigitallibrary.org
As part of our ongoing research and development activities for the Planetary Camera and
Spectrograph (PCS) for ESO's Extremely Large Telescope (ELT), we are comparing two …

SMS for imaging systems using free-forms

M Nikolic - 2017 - oa.upm.es
El diseño de sistemas ópticos de formación de imagen goza de una historia larga e ilustre.
Desde los primeros magnificadores ópticos del antiguo Egipto, pasando por los telescopios …

Toward a signal-processing foundation for computational sensing and imaging: electro-optical basis and merit functions

DG Stork - APSIPA Transactions on Signal and Information …, 2017 - cambridge.org
We highlight the need for–and describe initial strategies to find–new digital-optical basis
functions and performance merit functions to serve as a foundation for designing, analyzing …

[PDF][PDF] 矩形孔径主动自由曲面变形数据拟合

周超, 邢廷文 - 光电工程, 2016 - researching.cn
折反式深紫外光刻物镜采用反射镜为主动自由曲面, 补偿系统热像差. 一些物镜系统要求反射镜
的通光孔径为矩形. 出于描述反射镜主动变形的目的, 需要采用矩形区域正交的多项式拟合变形 …