Results 41 to 50 of about 666,055 (319)

STARTING POINT SELECTION IN GROUPING DESIGN METHOD FOR LITHOGRAPHIC OBJECTIVES [PDF]

open access: yesНаучно-технический вестник информационных технологий, механики и оптики, 2019
This work aims on method development for obtaining initial designs for ultraviolet (UV) and deep-ultraviolet (DUV) objectives through global search algorithm. We studied a global search based algorithm tending to obtain the feasible local minima of lens
Nenad D. Zoric   +2 more
doaj   +1 more source

Polymer multimode waveguide optical and electronic PCB manufacturing

open access: yes, 2009
The paper describes the research in the £1.3 million IeMRC Integrated Optical and Electronic Interconnect PCB Manufacturing (OPCB) Flagship Project in which 8 companies and 3 universities carry out collaborative research and which was formed and is ...
Selviah, D.R., David R. Selviah
core   +1 more source

System concept and optical design of miniaturized projection and imaging systems with OLED microdisplays

open access: yes, 2022
S.270-279 (Vol.1)New projection concepts based on OLED (organic light-emitting diode)-microdisplays will be presented. Up to now mostly all projection systems are based on reflective and/or transmissive microdisplays like digital micromirror devices ...
Palme, M.   +4 more
core   +1 more source

An upstream open reading frame regulates expression of the mitochondrial protein Slm35 and mitophagy flux

open access: yesFEBS Letters, EarlyView.
This study reveals how the mitochondrial protein Slm35 is regulated in Saccharomyces cerevisiae. The authors identify stress‐responsive DNA elements and two upstream open reading frames (uORFs) in the 5′ untranslated region of SLM35. One uORF restricts translation, and its mutation increases Slm35 protein levels and mitophagy.
Hernán Romo‐Casanueva   +5 more
wiley   +1 more source

Surgical Lamp Design Based on LED Diffuse Transmission Illumination System

open access: yesIEEE Access, 2019
In this article, we have designed a surgical light lens especially for oral surgical illumination. It provides a uniform and wide field of view for illumination during oral surgery.
Zhenmin Zhu, Xin Xu, Jie Yuan
doaj   +1 more source

The Evaluation of Spectral Resolution in the Optical Design of a Czerny-Turner Spectrometer

open access: yesPhotonics, 2022
In this study, we propose a method of evaluating the spectral resolution of crossed-asymmetric Czerny-Turner spectrometers by comparing the impact of different slit functions on the optical transfer function, and different slit widths, through simulation
Wenjie Shi   +5 more
doaj   +1 more source

GREGOR ‐ optical design considerations

open access: yesAstronomische Nachrichten, 2003
AbstractAfter many years of successful work the Gregory Coudé Telescope (GCT) is going to be replaced by GREGOR. This new 1.5 m telescope is the result of design considerations which to a wide extent are based on new technologies. Special aspects of the design are presented, including measures to compensate for optical aberrations caused by ...
Soltau, D.   +6 more
openaire   +2 more sources

Optical system design of dual-spectrum autocollimator

open access: yes, 2015
The optical system design of a new dual-spectrum autocollimator which can measure two different spatial azimuths simultaneously is proposed. According to the principle of dual-spectrum autocollimator, ZEMAX software is used to design and optimize the ...
Wei, Yongjing   +7 more
core   +1 more source

Architecture, design, and modeling of the OPSnet asynchronous optical packet switching node [PDF]

open access: yes, 2005
An all-optical packet-switched network supporting multiple services represents a long-term goal for network operators and service providers alike.
Vanderbauwhede, W.A.   +4 more
core   +1 more source

Design of an optical position detection unit for fast 2D-MOEMS scanners

open access: yes, 2022
Paper 85501FRecently, we have developed compact modules comprising optical position sensing, and driver electronics, with closed loop control, which can measure the trajectory of resonantly driven 2D-micro-scanner mirrors. In this contribution we present
Tortschanoff, A.   +2 more
core   +1 more source

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