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Design of a compact spectrometer with large field of view based on freeform surface. / Feng, Lei; Wei, Lidong; Nie, Yunfeng; Huang, Min; Yang, Lei; Fu, Xilu; Zhou, Jinsong.

In: Optics Communications, Vol. 444, 01.08.2019, p. 81-86.

Research output: Contribution to journalArticle

Harvard

Feng, L, Wei, L, Nie, Y, Huang, M, Yang, L, Fu, X & Zhou, J 2019, 'Design of a compact spectrometer with large field of view based on freeform surface', Optics Communications, vol. 444, pp. 81-86. https://doi.org/10.1016/j.optcom.2019.03.064

APA

Feng, L., Wei, L., Nie, Y., Huang, M., Yang, L., Fu, X., & Zhou, J. (2019). Design of a compact spectrometer with large field of view based on freeform surface. Optics Communications, 444, 81-86. https://doi.org/10.1016/j.optcom.2019.03.064

Vancouver

Feng L, Wei L, Nie Y, Huang M, Yang L, Fu X et al. Design of a compact spectrometer with large field of view based on freeform surface. Optics Communications. 2019 Aug 1;444:81-86. https://doi.org/10.1016/j.optcom.2019.03.064

Author

Feng, Lei ; Wei, Lidong ; Nie, Yunfeng ; Huang, Min ; Yang, Lei ; Fu, Xilu ; Zhou, Jinsong. / Design of a compact spectrometer with large field of view based on freeform surface. In: Optics Communications. 2019 ; Vol. 444. pp. 81-86.

BibTeX

@article{3f4fadcb477c45c789bd00678488e7ac,
title = "Design of a compact spectrometer with large field of view based on freeform surface",
abstract = "A compact multichannel grating imaging spectrometer that includes the ultraviolet (UV), visible-near-infrared (VNIR), and shortwave-infrared (SWIR) spectrum is proposed. A filter set and two reflectors are added near the detectors allowing a wide spectral band to be divided into three independent channels. These three channels share the same telescope and spectrometer. A freeform mirror is introduced to suppress the off-axis senior aberrations caused by widening the spectrum and increasing the field of view. This unique design method covers a wide spectrum from UV to SWIR using only one imaging spectrometer without splicing systems or researching wide-spectrum detector, which allows for a compact size and reduced cost. A spectrometer with a slit of 48 mm and a measured spectrum from 240 nm to 2500 nm, is designed. Simulation results demonstrate that the total length is 316 mm, the image performance is superior and is a potential for airborne and satellite applications.",
keywords = "IMAGING SPECTROMETER; SYSTEM",
author = "Lei Feng and Lidong Wei and Yunfeng Nie and Min Huang and Lei Yang and Xilu Fu and Jinsong Zhou",
year = "2019",
month = "8",
day = "1",
doi = "10.1016/j.optcom.2019.03.064",
language = "English",
volume = "444",
pages = "81--86",
journal = "Optics Communications",
issn = "0030-4018",
publisher = "Elsevier",

}

RIS

TY - JOUR

T1 - Design of a compact spectrometer with large field of view based on freeform surface

AU - Feng, Lei

AU - Wei, Lidong

AU - Nie, Yunfeng

AU - Huang, Min

AU - Yang, Lei

AU - Fu, Xilu

AU - Zhou, Jinsong

PY - 2019/8/1

Y1 - 2019/8/1

N2 - A compact multichannel grating imaging spectrometer that includes the ultraviolet (UV), visible-near-infrared (VNIR), and shortwave-infrared (SWIR) spectrum is proposed. A filter set and two reflectors are added near the detectors allowing a wide spectral band to be divided into three independent channels. These three channels share the same telescope and spectrometer. A freeform mirror is introduced to suppress the off-axis senior aberrations caused by widening the spectrum and increasing the field of view. This unique design method covers a wide spectrum from UV to SWIR using only one imaging spectrometer without splicing systems or researching wide-spectrum detector, which allows for a compact size and reduced cost. A spectrometer with a slit of 48 mm and a measured spectrum from 240 nm to 2500 nm, is designed. Simulation results demonstrate that the total length is 316 mm, the image performance is superior and is a potential for airborne and satellite applications.

AB - A compact multichannel grating imaging spectrometer that includes the ultraviolet (UV), visible-near-infrared (VNIR), and shortwave-infrared (SWIR) spectrum is proposed. A filter set and two reflectors are added near the detectors allowing a wide spectral band to be divided into three independent channels. These three channels share the same telescope and spectrometer. A freeform mirror is introduced to suppress the off-axis senior aberrations caused by widening the spectrum and increasing the field of view. This unique design method covers a wide spectrum from UV to SWIR using only one imaging spectrometer without splicing systems or researching wide-spectrum detector, which allows for a compact size and reduced cost. A spectrometer with a slit of 48 mm and a measured spectrum from 240 nm to 2500 nm, is designed. Simulation results demonstrate that the total length is 316 mm, the image performance is superior and is a potential for airborne and satellite applications.

KW - IMAGING SPECTROMETER; SYSTEM

U2 - 10.1016/j.optcom.2019.03.064

DO - 10.1016/j.optcom.2019.03.064

M3 - Article

VL - 444

SP - 81

EP - 86

JO - Optics Communications

JF - Optics Communications

SN - 0030-4018

ER -

ID: 45792042