CN105892035A - Anti-glare low-background noise low-light level night vision device for military use - Google Patents
Anti-glare low-background noise low-light level night vision device for military use Download PDFInfo
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- CN105892035A CN105892035A CN201610335830.9A CN201610335830A CN105892035A CN 105892035 A CN105892035 A CN 105892035A CN 201610335830 A CN201610335830 A CN 201610335830A CN 105892035 A CN105892035 A CN 105892035A
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/12—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices with means for image conversion or intensification
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/16—Housings; Caps; Mountings; Supports, e.g. with counterweight
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/006—Filter holders
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
- H01J43/04—Electron multipliers
- H01J43/28—Vessels, e.g. wall of the tube; Windows; Screens; Suppressing undesired discharges or currents
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- Optics & Photonics (AREA)
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- Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
Abstract
The invention discloses an anti-glare low-background noise low-light level night vision device for military use. The anti-glare Low-background noise low-light level night vision device comprises a device body, a camera lens, an eyepiece lens, an objective lens and a glare filtering mirror; an image intensifier is arranged in the device body; a micro channel plate main body is arranged in the image intensifier; the micro channel plate main body is provided with a protection ring; micro channels are parallel to the axial direction of the micro channel plate main body; the diameter of the micro channels is gradually decreased at first, and then gradually increased along the axial direction of the micro channel plate main body; the protection ring is arranged in a groove formed by an protection sleeve and an inner ring; a first pin shaft is provided with a bent rod; the bent rod is connected with a second pin shaft; and a hard spring is arranged on a buffering block. According to the anti-glare Low-background noise low-light level night vision device for military use of the invention, the glare filtering mirror is installed on the objective lens, and therefore, not only can a fluorescent screen and a photocathode be protected, but also the eyes of a user can be protected, and therefore, the low-light level night vision device can resist glare more flexibly and can satisfy the needs of battlefields. With the low-light level night vision device adopted, an ion feedback effect caused by high-density electron cloud at the outlets of the micro channels can be avoided, background noises can be reduced; and electrons can be prevented from being reflected into the inlets of the micro channels, and so that the photocathode can be protected from being damaged by the electrons.
Description
Technical field
The present invention relates to a kind of low-light level night vision device, be specifically related to a kind of military anti glare anti static coatings low background noise low-light level night vision device.
Background technology
Low-light level night vision device can by night faint light according under the conditions of faint light by mutually changing between image information, strengthening, the process such as process enable faint light to be seen by user, can see that X-ray that human eye cannot see, ultraviolet light, near-infrared radiation etc. by low-light level night vision device people.Development along with science and technology, low-light level night vision device is widely used in the numerous areas such as military affairs, astronomy, space flight, biology, high-speed photography, electro-optical fire control, and can be combined with the technology such as infrared, laser, radar, form complete photoelectricity investigation, measurement and warning system, the importance of low-light level night vision device gradually highlights, but the Low-light Level Night Vision Technology of China is more backward, so the function of research Low-light Level Night Vision Technology, improvement low-light level night vision device is significant.
Current domestic main Low-light Level Night Vision Technology is secondary and super secondary low light technology, secondary and super secondary low light technology is compared with generation low light technology, its essence is in image intensifier to apply microchannel plate, and no longer needs to connect substantial amounts of single-stage image intensifier to meet the gain of light effect of military exigence as generation Low-light Level Night Vision Technology.Microchannel plate is the electron multiplier that a kind of special optical fiber is made, and has transmission, the function of enhancing electronic image, also has the advantages such as volume is little, lightweight, resolving power is good, gain is high, noise is low, use voltage is low.Microchannel plate can utilize the characteristic of secondary, reaches high electron multiplication.Operationally, photocathode launches uniform electronics, and electronics is further enhanced by intensity after microchannel plate, the beam bombardment light-emitting phosphor after amplification, it is achieved frame shows.
When using low-light level night vision device to carry out investigating night, likely can run into the blast of burst, the eyes of user not only can be caused momentary blindness by the produced high light of blast, also can burn out fluorescent screen, damage low-light level night vision device, traditional low-light level night vision device is by arranging big resistance at fluorescent screen, use resistance voltage drop method protection fluorescent screen, but so setting simply protects the fluorescent screen of image intensifier, the eyes of user can not be protected when producing burst high light, additionally, it is complicated but also expensive that big resistance not only structure is set in image intensifier, add the use cost of low-light level night vision device.
Summary of the invention
The technical problem to be solved is the defect for tradition low-light level night vision device; a kind of military anti glare anti static coatings low background noise low-light level night vision device is provided, solves tradition low-light level night vision device and not only can not protect user eyes when producing burst high light but also the problem that involves great expense of image enhancer structure complexity.
nullThe present invention is achieved through the following technical solutions: a kind of military anti glare anti static coatings low background noise low-light level night vision device，Including fuselage，Camera lens and eyepiece it is provided with on described fuselage，It is provided with object lens on described camera lens，Filter high light mirror is installed on described object lens，Fuselage interior is provided with image intensifier，Microchannel plate main body it is provided with in image intensifier，Described microchannel plate main body radially outside is provided with protection ring，Some microchannels it are provided with in microchannel plate main body，Described microchannel is parallel to the axial of microchannel plate main body，The diameter of microchannel the most first tapers into along microchannel plate main body and becomes larger，Also include protection set and internal ring，Described protection set、The position of internal ring and protection ring is configured to，Protection ring is positioned at protection and overlaps in the groove formed with internal ring，Internal ring is equal with the ring width of protection ring，The side of internal ring is provided with gasket ring，Described gasket ring is between internal ring and protection ring，Internal ring opposite side is provided with the first bearing pin，The knee rotated around the first bearing pin it is provided with on described first bearing pin，Described knee connects the second bearing pin，Described second bearing pin is arranged on the protective sleeve，Also include buffer stopper，The length of described buffer stopper is equal with the ring width of protection ring，Buffer stopper is axially in parallel with microchannel plate main body，Buffer stopper side contacts with protection ring，The hard spring axially in parallel with microchannel plate main body it is provided with on opposite side，Described hard spring is arranged on the protective sleeve.User is when using low-light level night vision device to carry out investigations night, if the area burst blast investigated or input have flash bomb, the high light of moment can be focused on by the object lens of low-light level night vision device, photocathode produces the strongest electron emission afterwards, thus cause photocathode generation fatigue damage or permanent damage, additionally, when the electron density of photocathode is excessive, by the electron multiplication of microchannel plate, produce more electron beam, during highdensity beam bombardment fluorescent screen, fluorescent screen can be caused to produce superheating phenomenon, burn fluoroscopic fluorescent material, damage fluorescent screen.In prior art; traditional low-light level night vision device is by arranging big resistance at fluorescent screen; use resistance voltage drop method protection fluorescent screen; but so setting simply protects the fluorescent screen of image intensifier; the eyes of user can not be protected when producing burst high light; and it is complicated but also expensive to arrange big resistance not only structure in image intensifier, adds the use cost of low-light level night vision device.In order to solve the problems referred to above, the invention provides a kind of low-light level night vision device that can resist high light, equipped with filter high light mirror on the object lens of low-light level night vision device, on the one hand user was investigated at night region is if it occur that blast or when throwing flash bomb and produce high light, filter high light mirror can filter out part light source, weaken and enter into the intensity of light in image intensifier, screen burning can not only be avoided can also to protect the eyes of user, on the other hand, the precise construction of big resistance in comparing on conventional art, filter high light mirror is arranged on object lens, can realize fast and easily mounting and dismounting according to the demand of user, according to the filter high light mirror using environment to install different densities, these advantages make low-light level night vision device more flexible in terms of opposing high light, adapt to the demand in battlefield.When the voltage being applied to microchannel plate two ends is higher than 1000V, it may appear that ion feedback, the background noise of image intensifier increases, causes low-light level night vision device definition to reduce.nullDuring microchannel plate work，Secondary electron in microchannel can repeatedly double，Highdensity electron cloud is formed at channel end，The gas molecule ionization that can will participate in passage，Cation after ionization is under the effect of passage internal electric field，Clash into conduit wall and produce extra electron，Part extra electron can move towards microchannel entrance direction，The photocathode of image intensifier is caused damage，So the generation that ion feedback effect is in image intensifier can make noise in image intensifier improve and photocathode sensitivity decrease，In order to solve ion feedback effect，The microchannel plate in this use novel employing variable orifice footpath，Microchannel in microchannel plate main body is maximum at the surface diameter of microchannel plate main body，Make the probability increase of the electron collision microchannel interior walls launched from photocathode，It is found through experiments，The probability increasing electron collision microchannel interior walls can effectively reduce background noise；nullMicrochannel diameter first tapers into the collision frequency adding electronics in passage，Gain characteristic is increased，Electronics is becoming electron beam by microchannel interior walls enhancing afterwards，Electrons forms highdensity electron cloud at channel end，The gas molecule ionization that electron cloud can will remain in microchannel，Cation after ionization is under the effect of passage internal electric field，Clash into microchannel wall and produce extra electron，Ion feedback effect occurs，Not only can increase background noise，Reduce definition，Also can damage photocathode，Reduce the life-span of photocathode，Microchannel diameter is made to become larger in the microchannel second half section，High density electron cloud can not only be reduced in the channel end collision to microchannel wall，Also as microchannel mid diameter is minimum and be effectively prevented from electronics and reflect toward microchannel entrance，It is avoided to damage photocathode，In sum，The structure increased again is the most first reduced along main body by arranging the diameter of microchannel，Weaken ion feedback effect，Significantly reduce noise，Improve image definition，Also protect photocathode.Also have; traditional microchannel plate only has layer protective layer; there is no shockproof function; in use it is easily damaged; owing to being difficult to replacing after microchannel plate damage; user generally requires replacing image intensifier, adds use cost, and will not carry another image intensifier in battlefield and increase the load of user.nullFor drawbacks described above，The image intensifier of the present invention applies the shockproof microchannel plate with protected set，When microchannel plate is installed，First horizontal positioned is overlapped in protection，It is arranged at intervals with some hard springs and buffer stopper in protection set，Protection ring is lain in a horizontal plane on the buffer stopper in protection set，Adjust protection ring and the position of microchannel plate，Microchannel plate main body is made all to be exposed to outside protection set，So so that the microchannel in microchannel plate main body all works，Afterwards internal ring is placed on protection ring，Internal ring is identical with the ring width of protection ring，Gasket ring it is provided with between internal ring and protection ring，After placing internal ring，Adjust the direction of internal ring，The second bearing pin that the first bearing pin on internal ring and protection put is placed on immediate position，Sliding set knee on the first bearing pin，Knee is enclosed within the second bearing pin，Make to be relatively fixed between internal ring and protection set.By above structure, the metal material of protection set can protect microchannel plate itself not to be worn, protection set makes microchannel plate be fixed in protection set, hard spring, buffer stopper, gasket ring can guarantee that when low-light level night vision device collides or drops, the stress acting on microchannel plate can be shed, play cushioning effect, microchannel plate is difficult to impaired, extend image intensifier and use the time, reduce the use cost of low-light level night vision device, and can not only be relatively fixed between internal ring and protection set, can also realize dismantling quickly and easily and internal ring being installed by knee and bearing pin.
Further, filter high light mirror is provided with hydrophilic antifog film.When low-light level night vision device the most just enter from temperature temperature higher local time, filter high light mirror surface can produce fog, the observation of interference user, so at one layer of hydrophilic antifog film of strong filter lens plated surface, hydrophilic antifog film can use the materials such as titanium oxide, when the contact angle of the liquid pearl formed with filter high light mirror is less than 7 °, anti-fog effect can be produced.
Further, eyepiece is provided with resistance heating wire.Being uniformly arranged a plurality of wire resistance heating wire on eyepiece, when meeting the special weather such as rainy day, greasy weather, by heating, resistance heating wire makes eyepiece temperature raise, and reaches away the effect of the water on eyepiece, frost, fog, and the visual field of user becomes apparent from.
Further, fuselage is provided with GPS positioner.Form on battlefield is fast changing, fuselage is equipped GPS alignment system not only improve headquarter and understand and in night, understand the position of user reached the purpose that reasonable arrangement is disposed, reinforced in time, also ensuring that low-light level night vision device will not be lost, user can find low-light level night vision device by GPS positioner.
Further, described microchannel is symmetrical about the vertical axis of microchannel plate main body, and the microchannel diameter of microchannel plate body surfaces is maximum, and the diameter on vertical axis is minimum, and maximum gauge is 12 to 18 microns, and maximum gauge is 2 times of minimum diameter.Being found through experiments, when microchannel is about the vertical axis symmetry of microchannel plate main body, ion feedback effect can be reduced to minimum, when maximum gauge is 2 times of minimum diameter, it is possible to effectively reduces noise, increases image definition.
Further, external diameter is its internal diameter 1.5 to 2.5 times of described protection ring, described protection ring is identical with the thickness of microchannel plate main body.Found by practice, when external diameter is its internal diameter 1.5 to 2.5 times of protection ring, can not only ensure that protection set is well combined, guarantees the quantity of microchannel between protection ring, also save the consumption of microchannel plate material, reduce the cost of microchannel plate.
Further, gasket ring is flexible material.Gasket ring can use flexible material such as sponge etc. to make, and gasket ring primarily serves and sheds the pressure transmitted on internal ring and the effect of protection protection ring.
Further, buffer stopper is made up of elastomeric material.Buffer stopper can use nitrile rubber to make; nitrile rubber has certain elasticity; will not abrasion protection ring; simultaneously; also protection ring will be caused to glance off during low-light level night vision device rocks because of excessively soft; reducing the gain characteristic of microchannel plate, additionally nitrile rubber also has certain frictional force, plays certain fixation.
Further, knee is made up of politef.Politef has certain intensity and preferable elasticity, when knee is the second bearing pin contact, needs user somewhat firmly by crotch card master second bearing pin of knee end.
The present invention compared with prior art, has such advantages as and beneficial effect:
1, the invention provides a kind of military anti glare anti static coatings low background noise low-light level night vision device, equipped with filter high light mirror on the object lens of low-light level night vision device, on the one hand user was investigated at night region is if it occur that blast or when throwing flash bomb and produce high light, filter high light mirror can filter out part light source, weaken and enter into the intensity of light in image intensifier, screen burning can not only be avoided can also to protect the eyes of user, on the other hand, the precise construction of big resistance in comparing on conventional art, filter high light mirror is arranged on object lens, can realize fast and easily mounting and dismounting according to the demand of user, according to the filter high light mirror using environment to install different densities, these advantages make low-light level night vision device more flexible in terms of opposing high light, adapt to the demand in battlefield；
2, the present invention increases the diameter at microchannel entrance, make the probability increase of the electron collision microchannel interior walls launched from photocathode, effectively reduce background noise, at electronics after microchannel entrance enters, microchannel diameter tapers into the collision frequency adding electronics in passage, increase the gain characteristic of microchannel plate, microchannel diameter is gradually increased afterwards, not only avoid the ion feedback effect that exit, microchannel high density electron cloud causes, also prevent electronics from reflecting toward microchannel entrance, damage photocathode；
3, the image intensifier of the present invention applies a kind of shockproof microchannel plate with protected set; protection set is possible not only to protect the edge of microchannel plate to wear and tear; also by the gasket ring, buffer stopper and the hard spring that are arranged in protection set; collide at low-light level night vision device, when dropping; microchannel plate is played cushioning effect; extend the service life of microchannel plate, reduce use cost；
4, the present invention is found by practice; when external diameter is its internal diameter 1.5 to 2.5 times of protection ring; can not only ensure that protection set is well combined, guarantees the quantity of microchannel between protection ring, also save the consumption of microchannel plate material, reduce the cost of microchannel plate；
5, the present invention uses nitrile rubber as buffer stopper, not only acts as the effect of protection protection ring, also makes protection ring be fixed in protection set.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing being further appreciated by the embodiment of the present invention, constitutes the part of the application, is not intended that the restriction to the embodiment of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the semi-cutaway of microchannel plate structure；
Fig. 3 is the partial side view of microchannel plate.
The parts title of labelling and correspondence in accompanying drawing:
1-fuselage, 2-camera lens, 3-eyepiece, 4-filters high light mirror, 5-microchannel plate main body, 6-microchannel, 7-protection ring, and 8-protects set, 9-hard spring, 10-the first bearing pin, 11-knee, 12-internal ring, 13-gasket ring, 14-the second bearing pin, 15-buffer stopper.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, and the exemplary embodiment of the present invention and explanation thereof are only used for explaining the present invention, not as a limitation of the invention.
Embodiment
nullAs shown in Figure 1 to Figure 3，The present invention is a kind of military anti glare anti static coatings low background noise low-light level night vision device，Including fuselage 1，Camera lens 2 and eyepiece 3 it is provided with on fuselage 1，It is provided with object lens on camera lens 2，Filter high light mirror 4 is installed on object lens，Fuselage 1 is internally provided with image intensifier，Microchannel plate main body 5 it is provided with in image intensifier，Described microchannel plate main body 5 radially outside is provided with protection ring 7，Some microchannels 6 it are provided with in microchannel plate main body 5，Described microchannel 6 is parallel to the axial of microchannel plate main body 5，The diameter of microchannel 6 axially first tapers into along microchannel plate main body 5 and becomes larger，Also include protection set 8 and internal ring 12，Protection set 8、The position of internal ring 12 and protection ring 7 is configured to，Protection ring 7 is positioned to be protected in the groove that set 8 and internal ring 12 are formed，Internal ring 12 is equal with the ring width of protection ring 7，The side of internal ring 12 is provided with gasket ring 13，Gasket ring 13 is between internal ring 12 and protection ring 7，Internal ring 12 opposite side is provided with the first bearing pin 10，The knee 11 rotated around the first bearing pin 10 it is provided with on first bearing pin 10，Knee 11 connects the second bearing pin 14，Second bearing pin 14 is arranged on protection set 8，Also include buffer stopper 15，The length of buffer stopper 15 is equal with the ring width of protection ring 7，Buffer stopper 15 is axially in parallel with microchannel plate main body 5，Buffer stopper 15 side contacts with protection ring 8，The hard spring 9 axially in parallel with microchannel plate main body 5 it is provided with on opposite side，Described hard spring 9 is arranged on protection set 8.It is provided with hydrophilic antifog film on filter high light mirror 4.It is provided with resistance heating wire on eyepiece 3.Fuselage 1 is provided with GPS positioner.Microchannel 6 is symmetrical about the vertical axis of microchannel plate main body 5, and the microchannel diameter on microchannel plate main body 5 surface is maximum, and the diameter on vertical axis is minimum, and maximum gauge is 12 to 18 microns, and maximum gauge is 2 times of minimum diameter.External diameter is its internal diameter 1.5 to 2.5 times of protection ring 7, protection ring 7 is identical with the thickness of microchannel plate main body 5.Gasket ring 13 is flexible material.Buffer stopper 15 is made up of elastomeric material.Knee 11 is made up of politef.nullWhen microchannel plate is installed，First 8 horizontal positioned are overlapped in protection，It is arranged at intervals with some hard springs 9 and buffer stopper 15 in protection set 8，Protection ring 7 is lain in a horizontal plane on the buffer stopper 15 in protection set 8，Adjust the position of microchannel plate，Microchannel plate main body 5 is made all to be exposed to outside protection set 8，Afterwards internal ring 12 is placed on protection ring 7，Internal ring 12 is identical with the ring width of protection ring 7，Gasket ring 13 it is provided with between internal ring 12 and protection ring 7，After placing internal ring 12，Adjust the direction of internal ring 12，The first bearing pin 10 on internal ring 12 and the second bearing pin 14 on protection set 8 are placed on immediate position，Sliding set knee 11 on the first bearing pin 10，Knee 11 is enclosed within the second bearing pin 14，Make to be relatively fixed between internal ring 12 and protection set 8，During investigation，Photocathode launches uniform electronics，Electronics enters microchannel 6，Electrons in microchannel 6 produces secondary electron and repeatedly doubles，Beam bombardment light-emitting phosphor after intensity amplification，Realize frame to show，After fixing microchannel plate position in image intensifier，Image intensifier is installed，Situation according to investigation region，Object lens are installed filter high light mirror 4，Filter high light mirror 4 is possible not only to protect the fluorescent screen in image intensifier、Photocathode，The eyes of user can also be protected.
Above-described detailed description of the invention; the purpose of the present invention, technical scheme and beneficial effect are further described; it is it should be understood that; the foregoing is only the detailed description of the invention of the present invention; the protection domain being not intended to limit the present invention; all within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. done, should be included within the scope of the present invention.
Claims (9)
- null1. a military anti glare anti static coatings low background noise low-light level night vision device，Including fuselage (1)，Camera lens (2) and eyepiece (3) it is provided with on described fuselage (1)，Described camera lens is provided with object lens on (2)，It is characterized in that，Filter high light mirror (4) is installed on described object lens，Fuselage (1) is internally provided with image intensifier，Microchannel plate main body (5) it is provided with in image intensifier，Described microchannel plate main body (5) radially outside is provided with protection ring (7)，Some microchannels (6) it are provided with in microchannel plate main body (5)，Described microchannel (6) is parallel to the axial of microchannel plate main body (5)，The diameter of microchannel (6) axially first tapers into along microchannel plate main body (5) and becomes larger，Also include protection set (8) and internal ring (12)，Described protection set (8)、The position of internal ring (12) and protection ring (7) is configured to，Protection ring (7) is positioned to be protected in the groove that set (8) and internal ring (12) are formed，Internal ring (12) is equal with the ring width of protection ring (7)，The side of internal ring (12) is provided with gasket ring (13)，Described gasket ring (13) is positioned between internal ring (12) and protection ring (7)，Internal ring (12) opposite side is provided with the first bearing pin (10)，The knee (11) rotated around the first bearing pin (10) it is provided with on described first bearing pin (10)，Described knee (11) connects the second bearing pin (14)，Described second bearing pin (14) is arranged in protection set (8)，Also include buffer stopper (15)，The length of described buffer stopper (15) is equal with the ring width of protection ring (7)，Buffer stopper (15) is axially in parallel with microchannel plate main body (5)，Buffer stopper (15) side contacts with protection ring (8)，The hard spring (9) axially in parallel with microchannel plate main body (5) it is provided with on opposite side，Described hard spring (9) is arranged in protection set (8).
- The military anti glare anti static coatings of one the most according to claim 1 low background noise low-light level night vision device, it is characterised in that be provided with hydrophilic antifog film on described filter high light mirror (4).
- The military anti glare anti static coatings of one the most according to claim 1 low background noise low-light level night vision device, it is characterised in that described eyepiece is provided with resistance heating wire on (3).
- The military anti glare anti static coatings of one the most according to claim 1 low background noise low-light level night vision device, it is characterised in that described fuselage (1) is provided with GPS positioner.
- The military anti glare anti static coatings of one the most according to claim 1 low background noise low-light level night vision device, it is characterized in that, described microchannel (6) is symmetrical about the vertical axis of microchannel plate main body (5), the microchannel diameter on microchannel plate main body (5) surface is maximum, vertically the diameter on axis is minimum, maximum gauge is 12 to 18 microns, and maximum gauge is 2 times of minimum diameter.
- The military anti glare anti static coatings of one the most according to claim 1 low background noise low-light level night vision device, it is characterised in that external diameter is its internal diameter 1.5 to 2.5 times of described protection ring (7), described protection ring (7) is identical with the thickness of microchannel plate main body (5).
- The military anti glare anti static coatings of one the most according to claim 1 low background noise low-light level night vision device, it is characterised in that described gasket ring (13) is flexible material.
- The military anti glare anti static coatings of one the most according to claim 1 low background noise low-light level night vision device, it is characterised in that described buffer stopper (15) is made up of elastomeric material.
- The military anti glare anti static coatings of one the most according to claim 1 low background noise low-light level night vision device, it is characterised in that described knee (11) is made up of politef.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610335830.9A CN105892035B (en) | 2016-05-20 | 2016-05-20 | A kind of low ambient noise low-light level night vision device of military anti glare anti static coatings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610335830.9A CN105892035B (en) | 2016-05-20 | 2016-05-20 | A kind of low ambient noise low-light level night vision device of military anti glare anti static coatings |
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| Publication Number | Publication Date |
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| CN105892035A true CN105892035A (en) | 2016-08-24 |
| CN105892035B CN105892035B (en) | 2018-09-11 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4393322A (en) * | 1980-08-15 | 1983-07-12 | Warner Lambert Technologies, Inc. | Image intensifier faceplate |
| CN201096977Y (en) * | 2007-08-13 | 2008-08-06 | 沈玉民 | Twilight night vision instrument |
| JP2010103114A (en) * | 2008-10-27 | 2010-05-06 | Itt Manufacturing Enterprises Inc | Image intensifier device, and optical device |
| CN202305989U (en) * | 2011-10-26 | 2012-07-04 | 中煤科工集团重庆研究院 | Mining night-vision device |
-
2016
- 2016-05-20 CN CN201610335830.9A patent/CN105892035B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4393322A (en) * | 1980-08-15 | 1983-07-12 | Warner Lambert Technologies, Inc. | Image intensifier faceplate |
| CN201096977Y (en) * | 2007-08-13 | 2008-08-06 | 沈玉民 | Twilight night vision instrument |
| JP2010103114A (en) * | 2008-10-27 | 2010-05-06 | Itt Manufacturing Enterprises Inc | Image intensifier device, and optical device |
| CN202305989U (en) * | 2011-10-26 | 2012-07-04 | 中煤科工集团重庆研究院 | Mining night-vision device |
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| CN105892035B (en) | 2018-09-11 |
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