Light low-light level night vision device optical system
A low-light night vision device and optical system technology, which is applied in the field of optical systems, can solve problems such as difficult to balance performance indicators and ergonomics at the same time, and achieve the effects of light weight, high resolution, and large exit pupil diameter
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[0030] In order to deepen the understanding of the present invention, the present invention will be described in further detail below in conjunction with the accompanying drawings and embodiments, which are only used to explain the present invention and do not limit the protection scope of the present invention.
[0031] Such as Figure 1-2 As shown, the present invention is an optical system of a light-duty low-light night vision device, and the optical system includes an eyepiece system 100, an image intensifier 200 and an objective lens system 300, wherein: the eyepiece system is an improved Kenel eyepiece structure, and the The eyepiece system includes a cemented lens 101 with positive power and a plastic aspheric single lens 102 with positive power, which are arranged coaxially along the direction from the eye to the target optical axis; the image intensifier 200 is 30.8 mm in length and 18 mm in effective diameter. Super second-generation image intensifier; the objective...
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