Zobrazeno 1 - 10
of 1 752
pro vyhledávání: '"Secondary mirror"'
Publikováno v:
PhotoniX, Vol 5, Iss 1, Pp 1-52 (2024)
Abstract Since the concept of adaptive optics(AO) was proposed in 1953, AO has become an indispensable technology for large aperture ground-based optical telescopes aimed at high resolution observations. This paper provides a comprehensive review of
Externí odkaz:
https://doaj.org/article/e19636753abf41ad8ce3703d6b545036
Publikováno v:
IEEE Photonics Journal, Vol 16, Iss 3, Pp 1-9 (2024)
A low frequency wavefront aberration correction method for solar telescopes based on secondary mirror movement is proposed to correct dynamic wavefront aberration during the operation of solar telescope. The correction ability of this method is analy
Externí odkaz:
https://doaj.org/article/c49bd9a237d34cf7a412d01598f43372
Autor:
Youming Guo, Kele Chen, Jiahui Zhou, Zhengdai Li, Wenyu Han, Xuejun Rao, Hua Bao, Jinsheng Yang, Xinlong Fan, Changhui Rao
Publikováno v:
Opto-Electronic Advances, Vol 6, Iss 12, Pp 1-12 (2023)
Integrating deformable mirrors within the optical train of an adaptive telescope was one of the major innovations in astronomical observation technology, distinguished by its high optical throughput, reduced optical surfaces, and the incorporation of
Externí odkaz:
https://doaj.org/article/ea7ccb1c2d18447cbdc8a798c95ea8c8
Autor:
Changhui Rao, Haisheng Ji, Hua Bao, Xuejun Rao, Jinsheng Yang, Youming Guo, Lanqiang Zhang, Libo Zhong, Xinlong Fan, Qingmin Zhang, Cheng Li, Qing Bian
Publikováno v:
Frontiers in Astronomy and Space Sciences, Vol 11 (2024)
In the forefront of quantitative solar physics research using large-aperture ground-based solar optical telescopes, high-contrast observation along with high-accuracy polarimetric measurement in the solar active region are required. In this paper, we
Externí odkaz:
https://doaj.org/article/04dd32fd68be4fd08157f9c4ea614b42
Publikováno v:
Applied Sciences, Vol 14, Iss 16, p 7079 (2024)
Targeting the dynamic image-motion problem of aerial cameras in the process of swing imaging, the image-motion compensation technology of aerial cameras based on the multi-dimensional motion of the secondary mirror was adopted. The secondary mirror w
Externí odkaz:
https://doaj.org/article/9c9a8138c2ec4cc1a3e4616ecebc782e
Autor:
Lucio Pinello, Massimo Fossati, Marco Giglio, Francesco Cadini, Carla Bevilacqua, Mario Cilento, Fulvio Bassetti, Raffaello Magaldi
Publikováno v:
Energies, Vol 16, Iss 16, p 6000 (2023)
Concentrated Solar Power (CSP) plants use mirrors to reflect and concentrate sunlight onto a receiver, to heat a fluid and store thermal energy, at high temperature and energy density, to produce dispatchable heat and/or electricity. The secondary mi
Externí odkaz:
https://doaj.org/article/f12849d5cedf4c83adec0e404bde7a38
Akademický článek
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Publikováno v:
Applied Sciences, Vol 13, Iss 2, p 1058 (2023)
This study focuses on the dynamic secondary mirror truss adjustment mechanism for large aperture telescopes. The relative positions between the primary and secondary mirrors have stringent requirements for large aperture optical telescopes, with an a
Externí odkaz:
https://doaj.org/article/4a2613ac1cf44a249e70161293cb2e73