GB/T 43530-2023Test method of performance for lobster eye micro pore optics (English PDF)

Foreword

This document complies with the provisions of GB/T 1:1-2020 "Standardization Work Guidelines Part 1: Structure and Drafting Rules of Standardization Documents" Drafting:

Please note that some content in this document may be subject to patents: The publisher of this document assumes no responsibility for identifying patents:

This document is proposed by the Chinese Academy of Sciences:

This document is under the jurisdiction of the National Optoelectronic Measurement Standardization Technical Committee (SAC/TC487):

This document was drafted by: Northern Night Vision Technology Co:, Ltd:, National Astronomical Observatory of the Chinese Academy of Sciences, China Jiliang University, Northern Night Vision Division Technology (Nanjing) Research Institute Co:, Ltd:, Changchun University of Science and Technology, and Institute of Aerospace Information Innovation, Chinese Academy of Sciences:

The main drafters of this document: Li Longhui, Zhang Chen, Zhang Shuqin, Jin Ge, Guo Yan, Fu Yuegang, Jia Zhenqing, Li Jingwen, Zhang Zhengjun, Wang Pu, Sun Jianning, Zhang Qindong, Wang Jian, Ouyang Mingzhao, Lu Yonghong, Zhang Zhen, Xu Zhao, Jiang Bowen:

Performance test method for lobster eye focusing optical components

1 Scope

This document describes the X-ray focal length, cross-arm verticality, point spread function uniformity, angular resolution of the lobster eye focusing optics Test methods for performance such as efficiency, effective area, effective area uniformity, half-energy width, etc:

This document is applicable to lobster eye type condensers used in X-ray focusing imaging fields such as space astronomy, medical imaging, customs inspection, and material analysis:

Performance testing of focal optics: The lobster eye type focusing optical element for other purposes can be used as a reference:

2 Normative reference documents

GB/T 1185-2006

GB 50073

3 Terms and definitions

The following terms and definitions apply to this document: 3:1 Based on the principle of grazing incidence reflection to converge X-rays, it is a spherical optical element composed of tiny square micro-channels in the form of a lobster eye compound eye: 3:2 imagedistance The distance between the center of the X-ray focused image and the center of the MPO concave sphere: 3:3 objectdistance The distance between the X-ray source and the center of the MPO convex sphere: 3:4 Focus on the angle between the horizontal and vertical lines of the crosshair: 3:5 At the focal length position, the point spread function is fitted as an ellipse, and the difference between the long axis minus the short axis of the ellipse is the ratio of the long axis of the ellipse: 3:6 Effective areaeffectivearea The product of MPO geometric area and photon transmission efficiency: