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An Active Laser Infrared Composite Coaxial Common Aperture Imaging Optical System

An imaging optics and common-aperture technology, which is applied in optics, optical components, instruments, etc., can solve the problem of insufficient anti-interference ability, stealth/weak target detection ability, high false alarm rate seeker, and difficulty in meeting the space structure of the seeker. and miniaturization requirements, to improve the anti-interference ability, take into account the scanning angle and pointing accuracy, and meet the effect of miniaturization

Active Publication Date: 2022-07-29
SHANGHAI AEROSPACE CONTROL TECH INST
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] The existing imaging optical system consists of the infrared optical system and the active laser optical system, which exist independently and are not connected to each other. It is difficult to meet the requirements of the seeker head for compact space structure and miniaturization, and there are high false alarm rates and guidance problems. Insufficient head anti-jamming capability and stealth / weak target detection capability

Method used

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  • An Active Laser Infrared Composite Coaxial Common Aperture Imaging Optical System
  • An Active Laser Infrared Composite Coaxial Common Aperture Imaging Optical System
  • An Active Laser Infrared Composite Coaxial Common Aperture Imaging Optical System

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Embodiment Construction

[0024] Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited by the embodiments set forth herein. Rather, these embodiments are provided so that the present disclosure will be more thoroughly understood, and will fully convey the scope of the present disclosure to those skilled in the art. It should be noted that the embodiments of the present invention and the features of the embodiments may be combined with each other under the condition of no conflict. The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

[0025] figure 1 is a schematic diagram of an active laser infrared composite coaxial common aperture imaging optical...

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Abstract

The invention discloses an active laser-infrared composite coaxial common-aperture imaging optical system, comprising: a primary and secondary mirror group, a rolling mirror group, a bias mirror group, a laser mirror group and an infrared mirror group; wherein, the primary and secondary mirrors The group includes a laser-infrared common optical head cover, a laser-infrared common secondary mirror, a first laser-infrared common correction lens, a second laser-infrared common correction lens and a laser-infrared common main reflector; the rolling mirror group includes a first turning reflector , Correction Lenses, L-Shaped Planes and Correction Lenses. The present invention adopts the active laser infrared composite imaging method, which can not only give full play to the advantages of infrared imaging guidance in long distance, large field of view, high sensitivity and resolution; , while effectively reducing the false alarm rate, it also greatly improves the seeker's anti-jamming capability and stealth / weak target detection capability.

Description

technical field [0001] The invention belongs to the technical field of infrared imaging and laser scanning imaging dual-mode composite optical systems, and in particular relates to an active laser infrared composite coaxial common aperture imaging optical system. Background technique [0002] The existing imaging optical system is an infrared optical system and an active laser optical system, which exist independently, and have no connection with each other. The problem of insufficient head anti-jamming ability and stealth / weak target detection ability. SUMMARY OF THE INVENTION [0003] The technical problem solved by the present invention is: to overcome the deficiencies of the prior art, an active laser-infrared composite coaxial common aperture imaging optical system is provided, and the active laser-infrared composite imaging method is adopted, which can give full play to the guiding effect of infrared imaging and long distances , large field of view, high sensitivity...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G02B26/08G02B26/10G02B17/08
CPCG02B26/0833G02B26/0875G02B26/10G02B17/0856G02B17/08
Inventor 刘浩伟陈龙江杨俊彦陈宗镁蔡彬余跃龙华保周华伟
Owner SHANGHAI AEROSPACE CONTROL TECH INST
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