FU Yong-Qi, ZHAO Jing-Li, LI Ji-Xue, ZHANG Xin, ZHENG Xuan-Ming . Study of Microfabrication and Error Calibration for Multilevel Diffractive Optical Element by Thin Film Deposition [J]. Editorial Office of Optics and Precision Engineering, 1999,(5): 67-72
FU Yong-Qi, ZHAO Jing-Li, LI Ji-Xue, ZHANG Xin, ZHENG Xuan-Ming . Study of Microfabrication and Error Calibration for Multilevel Diffractive Optical Element by Thin Film Deposition [J]. Editorial Office of Optics and Precision Engineering, 1999,(5): 67-72DOI:
Photolithographic patterning and thin film deposition were used for manufacturing multilevel diffractive optical element(DOE). Fabrication errors and its affecting factors were analyzed for multilevel DOE in this paper. Calibration method was come up with to modify alignment error. It was proved by actual manufacturing process that this method is available for aligning positioning error.