Open-type high-flux big-caliber optical focusing and frequency conversion device

A technology of optical focusing and frequency conversion, applied in optics, optical components, installation, etc., can solve the problems of difficult online disassembly and assembly of optical components, high cost, complex structure, etc., and achieve the effect of simple structure and low cost

Active Publication Date: 2013-08-07
HARBIN INST OF TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The purpose of the present invention is to provide an open high-throughput large-aperture optical focusing and frequency conversion device to solve the problems of difficult online disassembly and assembly of optical elements, complex structure and high cost in the existing inertial confinement fusion device

Method used

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  • Open-type high-flux big-caliber optical focusing and frequency conversion device
  • Open-type high-flux big-caliber optical focusing and frequency conversion device
  • Open-type high-flux big-caliber optical focusing and frequency conversion device

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specific Embodiment approach 1

[0008] Specific implementation mode one: combine figure 1 and figure 2 Describe this embodiment mode, an open high-throughput large-aperture optical focusing and frequency conversion device described in this embodiment mode, which includes a frequency doubling module assembly 1, an optical transmission pipeline 2, a lens module 3, a vacuum-sealed sampling module 4 and three Frequency multiplication parameter diagnosis package 5, frequency multiplication module assembly 1, optical transmission pipe 2, lens module 3 and vacuum-sealed sampling module 4 are sequentially and coaxially connected in the optical path; frequency multiplication module assembly 1 includes shielding shell 1-1, 1ωcpp1 -2, frequency doubling module 1-3 and 3ωcpp1-4, wherein, cpp is a static phase plate, 1ωcpp1-2, frequency doubling module 1-3 and 3ωcpp1-4 are all placed in the inner cavity of shielding shell 1-1, 1ωcpp1 -2. The frequency doubling module 1-3 and 3ωcpp1-4 are sequentially connected coaxiall...

specific Embodiment approach 2

[0010] Specific implementation mode two: combination figure 2 Describe this embodiment. This embodiment is a further limitation of the open high-throughput large-aperture optical focusing and frequency conversion device described in Embodiment 1. The shielding housing 1-1 also includes a sweeping air inlet and exhaust For the gas hood, the top of the shielding shell 1-1 has a transparent hole as a sweeping air inlet, and the bottom of the shielding shell 1-1 is correspondingly provided with a transparent exhaust hood.

[0011] When carrying out target shooting experiments and crystal disassembly, the frequency multiplier module is filled with positive pressure clean gas through the shielding housing 1-1 flushing inlet, and the flushing gas is exhausted through the exhaust hood to maintain a clean environment and real-time cleanliness inside the module flush.

specific Embodiment approach 3

[0012] Specific implementation mode three: combination image 3 Describe this embodiment. This embodiment is a further limitation of the open high-throughput large-aperture optical focusing and frequency conversion device described in Embodiment 1. The lens module housing 3-1 also includes a sweep air inlet and For the exhaust cover, the top of the lens module housing 3-1 is provided with a transparent hole as a sweeping air inlet, and the bottom of the lens module housing 3-1 is correspondingly provided with a transparent exhaust cover.

[0013] When performing target shooting experiments and lens disassembly, the lens module housing 3-1 flushes the air inlet to fill the lens module with positive pressure clean gas, and exhausts the flushing gas through the exhaust hood to maintain a clean environment and real-time cleanliness in the lens module flush.

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Abstract

The invention discloses an open-type high-flux big-caliber optical focusing and frequency conversion device, which relates to an optical focusing and frequency conversion device. In order to solve the problems of big difficulty of assembling and disassembling an optical element on line, complex structure and high cost in the traditional inertial confinement fusion device, the open-type high-flux big-caliber optical focusing and frequency conversion device comprises a frequency multiplication module assembly, an optical transmission pipeline, a lens module, a vacuum sealing sampling module and a three frequency multiplication parameter diagnostics pack, wherein the frequency multiplication module assembly, the optical transmission pipeline, the lens module and the vacuum sealing sampling module are successively and coaxially connected in an optical path; the lens module comprises a lens module shell, a target practice lens and a driving mechanism; the vacuum sealing sampling module comprises a vacuum sealing shell, a main optical path vacuum window, a diagnostics pack vacuum window, a round flange, a square flange and a shielding sheet; and the round flange and the vacuum flange of a vacuum target chamber are in butt joint. The open-type high-flux big-caliber optical focusing and frequency conversion device disclosed by the invention is suitable for the high-flux big-caliber optical focusing and frequency conversion.

Description

technical field [0001] The invention relates to an optical focusing and frequency converting device. Background technique [0002] Inertial Confinement Fusion ICF (Inertial Confinement Fusion) is one of the main ways to realize controllable thermonuclear fusion energy, and it can also be used in national defense, basic scientific research and other fields. Since the advent of lasers in the 1960s, ICF research has made important progress worldwide. The focusing and frequency conversion system is located at the end of the entire laser chain, including a variety of large-caliber optical components and their controls, transmission systems and complex mechanical structures. It is a complex system integrating light, mechanics and electricity, and is the key to the ICF device. one of the units. [0003] At present, in inertial confinement fusion devices, there are problems such as difficult online disassembly and assembly of optical components, complex structures, and high costs,...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G02B7/04G21B1/03
CPCY02E30/14Y02E30/10
Inventor 梁迎春陈家轩谢文坤刘海涛于福利张庆春
Owner HARBIN INST OF TECH
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