Full-color, multi-plane image projection with mobile-phone flashlight & a multi-level diffractive hologram

被引：0
|
作者：
Meem, Monjurul [1 ]
Majumder, Apratim [1 ]
Menon, Rajesh [1 ]
机构：
[1] Univ Utah, Dept Elect & Comp Engn, 50 Cent Campus Dr, Salt Lake City, UT 84112 USA
来源：
2019 CONFERENCE ON LASERS AND ELECTRO-OPTICS (CLEO) | 2019年
关键词：
D O I：
暂无
中图分类号：
TM [电工技术]; TN [电子技术、通信技术];
学科分类号：
0808 ; 0809 ;
摘要：
We show the projection of color and covert images in multiple planes using a multi-level diffractive-optical element illuminated by the flashlight of a mobile phone. Such devices could be useful for in secure documents. (C) 2019 The Author(s)
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页数：2
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