@inproceedings{196c6db4e43c4ce3a949136093991806,
title = "Optical description and designs with annularly stitched aspheric surface",
abstract = "In this paper, we propose an annularly stitched aspheric surface (ASAS) description method to increase the design freedom and flexibility of imaging system. Several interesting systems using ASAS are optimized, the design results verified the practicability of the ASAS.",
author = "Dewen Cheng and Yongtian Wang and Chen Xu and Luo Gu and Hailong Chen",
note = "Publisher Copyright: {\textcopyright} OSA 2017.; Freeform Optics, Freeform 2017 ; Conference date: 09-07-2017 Through 13-07-2017",
year = "2017",
language = "English",
series = "Optics InfoBase Conference Papers",
publisher = "Optica Publishing Group (formerly OSA)",
booktitle = "Freeform Optics, Freeform 2017",
address = "United States",
}