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A cooled dual-band infrared optical system

An infrared optical system and optical system technology, which are applied in the field of cooling medium-wave/long-wave dual-band infrared optical systems, can solve the problems of pupil matching, reduce the size and weight of an imaging spectrometer, and improve image quality and reduce volume. and weight, the effect of shortening the length

Active Publication Date: 2018-07-10
HUBEI JIUZHIYANG INFRARED SYST CO LTD
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Problems solved by technology

[0006] The purpose of the present invention is to design a cooling type medium-wave / long-wave dual-band infrared optical system according to the deficiencies of the prior art to solve the pupil matching problem of the field-level multi-band infrared imaging spectrometer, thereby reducing the volume and weight of the imaging spectrometer

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  • A cooled dual-band infrared optical system
  • A cooled dual-band infrared optical system
  • A cooled dual-band infrared optical system

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Embodiment Construction

[0024] The present invention will be further described in detail below in conjunction with the accompanying drawings.

[0025] refer to figure 1 As shown, as a basic embodiment, the present invention discloses a refrigerated dual-band infrared optical system, which sequentially includes a long-wave infrared optical system and a medium-wave infrared optical system from the object side to the image side.

[0026] The long-wave infrared optical system is sequentially composed of a main objective lens group 1, a beam splitting plate 2, a long-wave relay lens group 3, a long-wave reflector 4, a long-wave focusing lens 5 and a long-wave rear fixing group 6; The system consists of a main objective lens group 1, a beam splitting plate 2, a medium wave relay lens group 7, a medium wave reflector 8, a medium wave focusing lens 9 and a medium wave rear fixing group 10.

[0027] Wherein: the main objective lens group 1 shared by the medium-wave infrared optical system and the long-wave i...

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Abstract

The invention discloses a refrigeration type double wave band infrared optical system. The refrigeration type double wave band infrared optical system sequentially comprises a long wave infrared optical system and a medium wave infrared optical system from an object side to an image side, wherein the long wave infrared optical system sequentially comprises a main object lens set, a light splitting plate, a long wave relay lens set, a long wave reflection lens, a long wave focusing lens and a long wave back fixed set, and the medium wave infrared optical system sequentially comprises a main object lens set, a light splitting plate, a medium wave relay lens set, a medium wave reflection lens, a medium wave focusing lens and a medium wave back fixed set. The refrigeration type long wave and medium wave double wave band infrared optical system employs a secondary imaging structure mode, pupil convergence of an infrared imaging spectrometer is facilitated, the volume and weight are reduced, and the structure is simple and stable.

Description

technical field [0001] The invention belongs to the technical field of infrared optics, in particular to a refrigeration type medium-wave / long-wave dual-band infrared optical system. Background technique [0002] Infrared spectrometer is a very important equipment in scientific research and analysis and detection, and field-level multi-band infrared imaging spectrometer is a new generation of detection and analysis equipment, with the characteristics of "integration of spectra", combining the characteristics of traditional spectrometer and photoelectric imaging technology , can provide image two-dimensional information and high-resolution spectral information at the same time, has comprehensive imaging analysis capabilities, high spectral resolution, has a wide range of applications in marine environment monitoring, air pollution monitoring, national defense research, public security and other fields value. [0003] As the core component of the field-level multi-band infrar...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G02B17/08G01J3/00
CPCG01J3/00G02B17/08
Inventor 郭良贤吴耀左腾耿安兵熊涛梁娟李彪
Owner HUBEI JIUZHIYANG INFRARED SYST CO LTD
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