Focusing properties of fresnel zone-plate and its application to a helix radiating a circularly polarized wave

1990 ◽  
Vol 73 (9) ◽  
pp. 107-113 ◽  
Author(s):  
Junji Yamauchi ◽  
Shin'Ichi Honma ◽  
Teruaki Honmas ◽  
Hisamatsu Nakano
Keyword(s):  
Fresnel Zone ◽  
Zone Plate ◽  
Fresnel Zone Plate ◽  
Circularly Polarized ◽  
Focusing Properties

Tunable focusing properties using optofluidic Fresnel zone plates

Lab on a Chip ◽  
2016 ◽  
Vol 16 (23) ◽  
pp. 4554-4559 ◽  
Author(s):  
Y. Shi ◽  
X. Q. Zhu ◽  
L. Liang ◽  
Y. Yang
Keyword(s):  
Real Time ◽  
Fresnel Zone ◽  
Hybrid Structure ◽  
Zone Plate ◽  
Fresnel Zone Plate ◽  
Fresnel Zone Plates ◽  
The Real ◽  
Zone Plates ◽  
Solid Liquid ◽  
Focusing Properties

This paper demonstrates the real-time tunable focusing properties of Fresnel zone plate using solid–liquid hybrid structure.

Preparation of Fresnel zone plate for LED application using laser lithography

2020 ELEKTRO ◽  
2020 ◽  
Author(s):  
Daniel Jandura ◽  
Dusan Pudis ◽  
Tomas Mizera ◽  
Marek Vevericik ◽  
Peter Gaso
Keyword(s):  
Fresnel Zone ◽  
Zone Plate ◽  
Fresnel Zone Plate ◽  
Laser Lithography
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