|
|
|
|
|
O. F. Tri Maryana, L. Y. Ginting, F. Pahlawan, M. Y. Darmawan
Pág. 90 - 95
Nowadays, invisibility efforts by scientists and engineers have focused on building a large broadband, multidirectional cloaking device. The device is usually a cloak that works in macroscopic dimensions and for the entire visible spectrum. Addition with...
ver más
|
|
|
|
|
|
|
|
|
|
|
María García-Montero, Nuria Garzón, Veronica Gonzalez-Fernandez, José Antonio Gómez-Pedrero and César Albarrán-Diego
The aim of this work was to compare an enhanced monofocal (RayOne EMV RAO200E, Rayner) and standard monofocal (RayOne RAO600C Aspheric, Rayner) intraocular lenses (IOLs) for three nominal powers (+10.00 D, +20.00 D and +30.00 D) as a function of the opti...
ver más
|
|
|
|
|
|
|
|
|
|
|
José Antonio Gómez-Pedrero, César Albarrán-Diego, María García-Montero, Nuria Garzón and Veronica Gonzalez-Fernandez
Deflectometry is an optical technique for determining properties such as power distribution, wavefront, etc., and measurement of the optical properties of an intraocular lens can provide relevant information for clinicians. The aim of the current study w...
ver más
|
|
|
|
|
|
|
|
|
|
|
Lorenzo Mariani, Lorenzo Cimino, Matteo Rossetti, Mascia Bucciarelli, Shariar Hadji Hossein, Simone Varanese, Gaetano Zarcone, Marco Castronuovo, Alessandra Di Cecco, Paolo Marzioli and Fabrizio Piergentili
This paper outlines a multi-system approach for ground-based optical observations and the characterization of satellites in geostationary orbit. This multi-system approach is based on an in-depth analysis of the key factors to consider for light curve an...
ver más
|
|
|
|
|
|
|
|
|
|
|
Yong-Sin Syu and Yung-Chun Lee
This paper proposes a lens design method for effectively collimating the light emitting from a light-emitting diode (LED). This collimating lens contains two aspherical lens surfaces which can be mathematically characterized using a few designing paramet...
ver más
|
|
|
|
|
|
|
|
|
|
|
Tatjana Gric and Edik Rafailov
Tunable metamaterials belonging to the class of different reconfigurable optical devices have proved to be an excellent candidate for dynamic and efficient light control. However, due to the consistent optical response of metals, there are some limitatio...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jingfan Wang, Xing Zhao, Da Li, Ya Wen, Weihao Wang, Bin Wang, Xiaoxuan Xu, Hua Bai and Weiwei Liu
In the industrial manufacturing of transparent semi-transparent materials, such as glass, plastic, resin, crystal or liquid, have wide application use. The cleanliness and purity of these components have very strict requirements, such as smart phone cove...
ver más
|
|
|
|
|
|
|
|
|
|
|
Luís Guerra Rosa, José Carlos Garcia Pereira, Kaveh Rahmani, Guilherme De Almeida and Luís F. Santos
This work compares the performance of optical lenses made of silica glass or borosilicate glass (BK-7) when submitted to high-flux radiation emitted by a xenon arc lamp or provided by a high-concentration solar tower. Each irradiation test lasted for 60 ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Hoang Vu, Ngoc Minh Kieu, Do Thi Gam, Seoyong Shin, Tran Quoc Tien and Ngoc Hai Vu
Redistribution of LED radiation in lighting is necessary in many applications. In this article, we propose a new optical component design for LED lighting to achieve a higher performance. The design consists of a commercial collimator and two linear Fres...
ver más
|
|
|
|
|
|
|
|
|
|
|
Okky Fajar Tri Maryana, L. Y. Ginting, F. Pahlawan, M. Y. Darmawan
Pág. 55 - 60
Creating optical illusions or invisible objects by using cloaking devices is still being a concern for many researchers in the world. The cloaking devices are working in visible spectrum regime, large dimention, and replicable. Addition with the full-fie...
ver más
|
|
|
|
|
|