CN212009086U - Colorful night vision camera lens - Google Patents
Colorful night vision camera lens Download PDFInfo
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- CN212009086U CN212009086U CN202020227205.4U CN202020227205U CN212009086U CN 212009086 U CN212009086 U CN 212009086U CN 202020227205 U CN202020227205 U CN 202020227205U CN 212009086 U CN212009086 U CN 212009086U
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Abstract
The utility model discloses a colored night vision camera lens, include: the lens barrel comprises a first lens wall and a second lens wall, the first lens wall is provided with a first multi-thread external thread, the second lens wall is provided with a second multi-thread external thread, the lens cover is arranged on the outer side of the first end of the lens barrel, the lens cover is in threaded connection with the lens barrel, and the lens component is movably arranged in the lens barrel. The utility model discloses simple structure, simple to operate, the stable performance, it is small, use high refraction low dispersion material to make distortion, defocus, colour difference etc. obtain abundant correction, adopt high material of passing through to make various light obtain the high efficiency see through, do not need auxiliary light source, use equally round the clock, consequently reduced weight, volume and reduced manufacturing cost, promoted the pixel, can effectively improve the imaging quality of the object of observing.
Description
Technical Field
The utility model relates to the field of imaging technology, in particular to colored night vision camera lens.
Background
The traditional monitoring lens basically has low requirements on chromatic aberration and distortion, and cannot be used in dark environment without light source supplementary lighting, for example, a light source is arranged at the side of a camera in a cell, so that a thief can easily avoid the monitoring of the camera; if on the highway, the very bright light can be installed to the camera lens edge in order to realize the control under the night condition and shoot, this light is very dazzling, and traditional monitoring camera lens adopts visible light, little luminous flux mode usually, makes the camera lens have auxiliary light source just can reach corresponding effect like this, adds the light source after, from structure, circuit board drive, heat dissipation etc. many ways consideration, the volume grow of product, weight heaviness, part are costlied more.
Accordingly, further improvements are needed by engineers in the relevant art.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a simple structure, simple to operate, stable performance, small colored night vision camera lens.
In order to solve the technical problem, the utility model discloses a technical scheme does:
a color night vision camera lens, comprising:
the lens cone is a hollow stepped cylindrical body and comprises a first lens wall and a second lens wall, wherein the first lens wall is provided with a first multi-thread external thread, and the second lens wall is provided with a second multi-thread external thread;
the lens cover is arranged on the outer side of the first end of the lens barrel and is in threaded connection with the lens barrel;
the lens assembly is movably arranged in the lens barrel.
Preferably, the lens assembly includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a gluing assembly, an eighth lens, a ninth lens, a tenth lens, an eleventh lens, a filter and a spacer assembly, and the imaging lens assemblies are coaxially arranged in sequence from an object side to an image side.
Preferably, the first lens is a convex object-side curved lens, and includes an image-side surface and an object-side surface, where the object-side surface is a convex surface and the image-side surface is a concave surface.
Preferably, the spacer assembly includes a first spacer, a second spacer, a third spacer and a fourth spacer, the first spacer is located between the fourth lens and the fifth lens, the second spacer is located between the fifth lens and the glue assembly, the third spacer is located between the ninth lens and the tenth lens, and the fourth spacer is located between the tenth lens and the eleventh lens.
Preferably, the optical filter is a red glass optical filter, and the optical filter is embedded in the second end of the lens barrel.
Preferably, the lens cover comprises a mouth part and a connecting part, the connecting part of the lens cover is provided with a second multi-thread internal thread matched with the first multi-thread external thread, the lens cover is matched with the lens barrel, and the mouth part of the lens cover is in low joint with the object detection surface.
Preferably, the lens barrel comprises a first end and a second end, wherein the first end is embedded with a circular groove for installing the first lens, the second end is embedded with a square groove for installing the optical filter, the circular groove is matched with the first lens, and the square groove is matched with the optical filter
Preferably, the pitch of the first multi-start thread and the second multi-start thread is between 0.15mm and 0.3 mm.
Preferably, the first lens, the second lens, the third lens, the fourth lens, the fifth lens, the gluing component, the eighth lens, the ninth lens, the tenth lens and the eleventh lens are all aspheric lenses.
Preferably, the aperture of the first lens, the second lens, the third lens, the fourth lens, the fifth lens, the gluing component, the eighth lens, the ninth lens, the tenth lens and the eleventh lens is F1.0 +/-5%.
The beneficial effects of the utility model reside in that:
the utility model discloses simple structure, simple to operate, the stable performance, it is small, use high refraction low dispersion material to make distortion, defocus, colour difference etc. obtain abundant correction, adopt high material of passing through to make various light obtain high-efficient see through and accepted, do not need auxiliary light source, use equally round the clock, consequently reduced weight, volume, cost, promoted the pixel, can effectively improve the imaging quality of the object of observing.
Drawings
FIG. 1 is a schematic view of a lens structure in an embodiment of a lens of a color night vision camera according to the present invention;
fig. 2 is a schematic structural diagram of an embodiment of a lens of a color night vision camera according to the present invention.
In the figure, 1-lens cover, 2-lens cone, 3-first space ring, 4-second space ring, 5-third space ring, 6-fourth space ring, 7-eleventh lens, 8-optical filter, 9-tenth lens, 10-ninth lens, 11-eighth lens, 12-gluing component, 13-fifth lens, 14-fourth lens, 15-third lens, 16-second lens and 17-first lens.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1 and 2, a color night vision camera lens includes:
the lens cone 2 is a hollow stepped cylindrical body, the lens cone 2 comprises a first lens wall and a second lens wall, the first lens wall is provided with a first multi-thread external thread, and the second lens wall is provided with a second multi-thread external thread;
the lens cover 1 is arranged on the outer side of the first end of the lens barrel 2, and the lens cover 1 is in threaded connection with the lens barrel 2;
and the lens assembly is movably arranged in the lens barrel 2.
In the preferred embodiment of the present invention, the lens assembly includes a first lens 17, a second lens 16, a third lens 15, a fourth lens 14, a fifth lens 13, a gluing assembly 12, an eighth lens 11, a ninth lens 10, a tenth lens 9, an eleventh lens 7, a light filter 7 and a spacer assembly, and the imaging lens assembly is coaxially arranged in sequence from the object space to the image space.
In a preferred embodiment of the present invention, the first lens element 17 is a convex curved lens element, the first lens element 17 includes an image-side surface and an object-side surface, the object-side surface is a convex surface, and the image-side surface is a concave surface.
In a preferred embodiment of the present invention, the spacer assembly includes a first spacer 3, a second spacer 4, a third spacer 5, and a fourth spacer 6, the first spacer 3 is located between the fourth lens 14 and the fifth lens 13, the second spacer 4 is located between the fifth lens 13 and the gluing assembly 12, the third spacer 5 is located between the ninth lens 10 and the tenth lens 9, and the fourth spacer 6 is located between the tenth lens 9 and the eleventh lens 7.
In the preferred embodiment of the present invention, the optical filter 8 is a red glass optical filter, and the optical filter 8 is embedded in the second end of the lens barrel 2.
The utility model discloses in the preferred embodiment, mirror cover 1 includes oral area, connecting portion, and the connecting portion of mirror cover 1 is equipped with first multi-thread external screw thread assorted multi-thread internal thread of second, and mirror cover 1 and lens cone 2 phase-match, the oral area and the thing face of surveying of mirror cover 1 connect lowly mutually.
The utility model discloses in the preferred embodiment, lens cone 2 includes first end, second end, and the embedding of first end is equipped with the circular recess that is used for installing first lens, and the embedding of second end is equipped with the square groove that the installation is used for light filter 8, circular recess and first lens phase-match, square groove and light filter 8 phase-match
In the preferred embodiment of the present invention, the pitch of the first multi-start thread and the second multi-start thread is between 0.15mm and 0.3 mm.
In the preferred embodiment of the present invention, the first lens 17, the second lens 16, the third lens 15, the fourth lens 14, the fifth lens 13, the gluing component 12, the eighth lens 11, the ninth lens 10, the tenth lens 9, and the eleventh lens 7 are aspheric lenses.
In the preferred embodiment of the present invention, the aperture of the first lens element 17, the second lens element 16, the third lens element 15, the fourth lens element 14, the fifth lens element 13, the gluing component 12, the eighth lens element 11, the ninth lens element 10, the tenth lens element 9, and the eleventh lens element 7 is F1.0 ± 5%.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.
Claims (10)
1. A color night vision camera lens, comprising:
the lens cone is a hollow stepped cylindrical body and comprises a first lens wall and a second lens wall, wherein the first lens wall is provided with a first multi-thread external thread, and the second lens wall is provided with a second multi-thread external thread;
the lens cover is arranged on the outer side of the first end of the lens barrel and is in threaded connection with the lens barrel;
the lens assembly is movably arranged in the lens barrel.
2. The lens assembly of claim 1, wherein the lens assembly comprises a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a glue assembly, an eighth lens, a ninth lens, a tenth lens, an eleventh lens, a filter and a spacer assembly, and the lens assemblies are coaxially arranged in sequence from an object side to an image side.
3. The lens of claim 2, wherein the first lens is a convex object-side curved lens, the first lens includes an image side surface and an object side surface, the object side surface is a convex surface, and the image side surface is a concave surface.
4. The color night vision camera lens of claim 2, wherein the spacer assembly includes a first spacer, a second spacer, a third spacer, and a fourth spacer, the first spacer being located between the fourth lens and the fifth lens, the second spacer being located between the fifth lens and the glue assembly, the third spacer being located between the ninth lens and the tenth lens, and the fourth spacer being located between the tenth lens and the eleventh lens.
5. The lens of claim 2, wherein the filter is a red glass filter, and the filter is embedded in the second end of the barrel.
6. The color night vision camera lens of claim 3, wherein the lens cover includes a mouth portion and a connecting portion, the connecting portion of the lens cover is provided with a second multi-thread internal thread matching with the first multi-thread external thread, the lens cover matches with the lens barrel, and the mouth portion of the lens cover is lower than the object side surface.
7. The lens of claim 2, wherein the barrel comprises a first end and a second end, the first end is embedded with a circular groove for mounting the first lens, the second end is embedded with a square groove for mounting the optical filter, the circular groove is matched with the first lens, and the square groove is matched with the optical filter.
8. The color night vision camera lens of claim 1, wherein the first and second multi-start threads have a pitch between 0.15mm and 0.3 mm.
9. The lens of claim 2, wherein the first lens, the second lens, the third lens, the fourth lens, the fifth lens, the bonding assembly, the eighth lens, the ninth lens, the tenth lens and the eleventh lens are aspheric lenses.
10. The lens of claim 2, wherein the first lens, the second lens, the third lens, the fourth lens, the fifth lens, the glue assembly, the eighth lens, the ninth lens, the tenth lens and the eleventh lens have an aperture F1.0 ± 5%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020227205.4U CN212009086U (en) | 2020-02-28 | 2020-02-28 | Colorful night vision camera lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020227205.4U CN212009086U (en) | 2020-02-28 | 2020-02-28 | Colorful night vision camera lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212009086U true CN212009086U (en) | 2020-11-24 |
Family
ID=73424869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020227205.4U Active CN212009086U (en) | 2020-02-28 | 2020-02-28 | Colorful night vision camera lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212009086U (en) |
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2020
- 2020-02-28 CN CN202020227205.4U patent/CN212009086U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210220 Address after: 362000 floor 1, 2 and 3, No.3 workshop, innovation and entrepreneurship center, national high tech Zone, Hongshan Town, Shishi City, Quanzhou City, Fujian Province Patentee after: HongRi optical technology (Fujian) Co.,Ltd. Address before: 518052 Room 201, building A, 1 front Bay Road, Shenzhen Qianhai cooperation zone, Shenzhen, Guangdong Patentee before: SHENZHEN QIANHAI HANSHI TECHNOLOGY Co.,Ltd. |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A Color Night Vision Camera Lens Effective date of registration: 20230606 Granted publication date: 20201124 Pledgee: Fujian Shishi Rural Commercial Bank Co.,Ltd. Hongshan Sub branch Pledgor: HongRi optical technology (Fujian) Co.,Ltd. Registration number: Y2023350000144 |