Low background noise type low-light level night vision device

• Main Author: LIU RONGWEI
• Format: Patent
• Language: Chinese; English
• Published: 09.03.2018
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS; ELECTRICITY; OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; PHYSICS

The invention discloses a low background noise type low-light level night vision device. The device comprises a body, a lens, an eyepiece, an objective lens and a strong light filtering lens. A boss is arranged on the side of the body. A micro-channel plate main body is arranged inside an image intensifier. A protection ring is arranged along the radial outer side of the micro-channel plate main body. The protection ring is located in a groove formed by a protection sleeve and an inner ring. A first pin shaft is arranged on the other side of the inner ring. A bending rod is arranged on the first pin shaft. A second pin shaft is connected with the bending rod. A hard spring is arranged on a buffer block. According to the invention, the boss is arranged on the side of the body; a removed lens cover is fixed on the boss, which can avoid the loss of the used lens cover due to the rapidly changing tension on a battlefield, and can prevent the lens cover from smashing the objective lens or auser; the objective lens