@techreport{ae76e69424504ac5a3e2e6333ff37ae2,
title = "Diffractive optical elements by low-cost ion exchange method",
keywords = "computer-generated holography, diffractive optics, ion exchange, computer-generated holography, diffractive optics, ion exchange, computer-generated holography, diffractive optics, ion exchange",
author = "J. Saarinen and A. Tervonen and E. Siren and J. Turunen and S. Honkanen",
year = "1994",
language = "English",
series = "University of Helsinki Report Series in Physics",
publisher = "Finnish Physical Society, University of Helsinki",
number = "HU-P-260",
pages = "10",
type = "WorkingPaper",
institution = "Finnish Physical Society, University of Helsinki",
}