一种宽量程高精密分幅相机

By constructing a wide-range, high-precision framing camera, the problem of insufficient temporal resolution in existing technologies has been solved, enabling wide-range and high-precision diagnostics and promoting the development of ICF ultrafast framing imaging technology.

CN118748863BActive Publication Date: 2026-07-17SHENZHEN UNIV

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
SHENZHEN UNIV
Filing Date
2024-06-03
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

The temporal resolution of existing X-ray framing cameras cannot meet the needs of detailed diagnosis of critical processes in the 100-200ps range in ICF research, and the measurement time range of time-magnified X-ray framing cameras is relatively short, which limits the development of ICF ultrafast framing imaging technology.

Method used

A wide-range, high-precision framing camera is constructed, comprising an electron beam forming module, a vacuum drift tube, a lens imaging module, and a sampling detector module. The electron beam forming module forms electron beam groups with first and second time resolutions, and the lens imaging module and the sampling detector module are used for time-width sampling and imaging. The image acquisition module is then used to output a visible light image.

Benefits of technology

It achieves wide-range and high-temporal-resolution imaging, taking into account both a large measurement time range and local fine measurement, and promotes the development of ICF ultrafast framing imaging technology.

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Abstract

本发明涉及一种宽量程高精密分幅相机,包括:电子束形成模块、真空漂移管、透镜成像模块、取样探测器模块、图像采集模块;电子束形成模块根据负直流高压信号和阴极脉冲形成第一电子束组和第二电子束组;真空漂移管传输第一电子束组和第二电子束组;透镜成像模块对经过真空漂移管传输的第一电子束组和第二电子束组成像至取样探测器模块上;取样探测器模块将成像在其输入面的第一电子束组和第二电子束组进行时间宽度取样并增强成像,形成可见光图像。本发明通过设置该电子束形成模块以获得宽量程时间分辨的电子束和具有高时间分辨的电子束,从而兼顾了宽量程和高精密诊断,推动了ICF超快分幅成像技术的发展。
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