Monolithic double-grating phase mask for large-period highly coherent grating printing
Source: Opt. Lett. 34, 3800 (2010); doi:10.1364/OL.34.003800
Published 2009-11-09
KEYWORDS and PACS
PUBLICATION DATA
A monolithic double-grating phase mask comprising three short-pitch grating sections of spatial frequencies k1 and k2 collocated at one side of a substrate produces a large-period interferogram without higher harmonics to print in a photoresist film a latent grating of small spatial frequency equal to twice k2−k1. When incorporated in a write-on-the-fly scheme, the elements permit the fabrication of unlimitedly long gratings.
©2009 Optical Society of America
(As supplied by publisher.)
| History: | Received 4 September 2009; revised 3 November 2009; accepted 4 November 2009; published 2009-11-09 |
| Permalink: | http://dx.doi.org/10.1364/OL.34.003800 |
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