CN220603772U - Outdoor waterproof pattern optical zoom system - Google Patents
Outdoor waterproof pattern optical zoom system Download PDFInfo
- Publication number
- CN220603772U CN220603772U CN202321825233.6U CN202321825233U CN220603772U CN 220603772 U CN220603772 U CN 220603772U CN 202321825233 U CN202321825233 U CN 202321825233U CN 220603772 U CN220603772 U CN 220603772U
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- Prior art keywords
- lens
- lens group
- group
- optical zoom
- zoom system
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- 230000003287 optical effect Effects 0.000 title claims abstract description 24
- 238000003384 imaging method Methods 0.000 claims abstract 2
- 238000007789 sealing Methods 0.000 claims description 29
- 125000006850 spacer group Chemical group 0.000 claims description 10
- 239000005871 repellent Substances 0.000 claims 2
- 230000005499 meniscus Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation
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Abstract
The utility model relates to an outdoor waterproof pattern optical zoom system, which consists of three independent lens groups, wherein the three independent lens groups are placed on the same axis, a third lens group, a second lens group and a first lens group are sequentially arranged from a light source end, the first lens group is a fixed imaging lens group, and the second lens group is a magnifying lens group, and the outdoor waterproof pattern optical zoom system comprises: a third lens, a fourth lens, and a second barrel; the third lens group is a focusing lens group, and comprises: the first lens group is fixed on the lamp, and zooming is realized through the relative movement of the second lens group and the third lens group. According to the utility model, by matching with a high-density integrated 300-450W light source, patterns or LOGO with variable angles are projected, the minimum angle is 10 degrees, the maximum angle is 47 degrees, and the zooming range is more than 4 times of the changing range, and the projected patterns can be clearly imaged, so that the purpose of flexible use of multiple scenes is achieved.
Description
Technical Field
The utility model relates to the technical field related to optical zoom systems, in particular to an outdoor waterproof pattern optical zoom system.
Background
With the progress of technology, various projection technologies are continuously emerging, and application occasions are becoming wider and wider. However, the zoom optical system in the current market has the defects of low resolution, high cost of the optical system and the like. In addition, with the conventional pattern projection apparatus, the sealing performance is poor, the waterproof performance is insufficient, and the apparatus is easily limited by the place or environment.
Disclosure of Invention
The utility model aims to provide an outdoor waterproof pattern optical zoom system for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: an outdoor waterproof pattern optical zoom system comprises three independent lens groups, is placed on same axis, and is in proper order from the light source end third lens group, second lens group, first lens group is fixed formation of image lens group, includes: the lens comprises a first lens, a second lens and a first lens cone, wherein the first lens is a biconvex lens, and the second lens is a concave-convex lens; the second lens group is a magnifying lens group, and comprises: the lens comprises a third lens, a fourth lens and a second lens cone, wherein the third lens is a biconcave lens, and the fourth lens is a concave-convex lens; the third lens group is a focusing lens group, and comprises: the lens comprises a fifth lens, a sixth lens, a seventh lens, an eighth lens, a ninth lens and a third lens cone, wherein the fifth lens is a biconvex lens, the sixth lens is a plano-convex lens, the seventh lens is a biconcave lens, the eighth lens is a concave-convex lens, the ninth lens is a concave-convex lens, the first lens group is fixed on the lamp, and zooming is achieved through relative movement of the second lens group and the third lens group.
Preferably, the combined focal length is 27mm-132mm.
Preferably, the optical total length is 210mm.
Preferably, F/# = 1.4.
Preferably, a first sealing waterproof ring and a second sealing waterproof ring are respectively arranged on the outer side of the first lens and the outer side of the second lens; a third sealing waterproof ring and a fourth sealing waterproof ring are respectively arranged on the outer side of the third lens and the outer side of the fourth lens; a fifth sealing waterproof ring and a sixth sealing waterproof ring are respectively arranged on the outer side of the fifth lens and the outer side of the ninth lens.
Preferably, a first pressing ring is arranged around the second lens, and a second pressing ring is arranged around the fourth lens.
Preferably, a first space ring is arranged between the fifth lens and the sixth lens, a second space ring is arranged between the seventh lens and the eighth lens, and a third space ring is arranged between the eighth lens and the ninth lens.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, by matching with a high-density integrated 300-450W light source, patterns or LOGO with variable angles are projected, the minimum angle is 10 degrees, the maximum angle is 47 degrees, and the zooming range is more than 4 times of the changing range, and the projected patterns can be clearly imaged, so that the purpose of flexible use of multiple scenes is achieved. Meanwhile, uniform and clear patterns can be projected from all angles, and the color reproducibility of the image is excellent.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
the reference numerals in the figure indicate the first lens group G1, the third lens group G3, the second lens group G2 and the first lens barrel 11; the first lens lenticular lens 12, the second lens meniscus lens 13, the first pressing ring 14, the first sealing waterproof ring 15, the second sealing waterproof ring 16, the second lens barrel 21, the third lens biconcave lens 22, the fourth lens meniscus lens 23, the second pressing ring 24, the third sealing waterproof ring 25, the fourth sealing waterproof ring 26, the third lens barrel 31, the fifth lens lenticular lens 321, the sixth lens plano-convex lens 322, the seventh lens biconcave lens 323, the eighth lens meniscus lens 324, the ninth lens meniscus lens 325, the first spacer ring 331, the second spacer ring 332, the third spacer ring 333, the fifth sealing waterproof ring 341, and the sixth sealing waterproof ring 34.
Detailed Description
The technical solution in one embodiment of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present utility model.
Please refer to fig. 1: an outdoor waterproof pattern optical zoom system comprises three independent lens groups, is placed on the same axis, and is a third lens group G3, a second lens group G2 and a first lens group G1 from a light source end in sequence, wherein the first lens group G1 comprises: a first lens 12, a second lens 13, and a first barrel 11; the second lens group G2 includes: a third lens 22, a fourth lens 23, and a second barrel 21; the third lens group G3 includes: a fifth lens 321, a sixth lens 322, a seventh lens 323, an eighth lens 324, a ninth lens 325, and a third barrel 31; the first lens group G1 is fixed on the lamp, and zooming is achieved through relative movement of the second lens group G2 and the third lens group G3.
According to the utility model, by matching with a high-density integrated 300-450W light source, patterns or LOGO with variable angles are projected, the minimum angle is 10 degrees, the maximum angle is 47 degrees, and the zooming range is more than 4 times of the changing range, and the projected patterns can be clearly imaged, so that the purpose of flexible use of multiple scenes is achieved. In addition, uniform and clear patterns can be projected from all angles, and the color reproducibility of the image is excellent.
In the present embodiment, it is preferable to combine the focal lengths 27mm to 132mm so that there is a 4-fold change in the focal length
The focal length range is large, the larger the focal length range is, the more convenient the use is, the change of the focal length by 4 times is avoided, the image quality is not affected,
the definition of the shot scenery is not affected after the shot scenery is amplified;
in this embodiment, the F/# is preferably set to 1.4 for optimal light-emitting brightness.
In this embodiment, the total optical length is preferably 210mm. The total optical length is controlled at 210mm, the whole system is compact and light, and the cost is reduced.
A first sealing waterproof ring 15 and a second sealing waterproof ring 16 are respectively arranged on the outer side of the first lens 12 and the outer side of the second lens 13; a third sealing waterproof ring 25 and a fourth sealing waterproof ring 26 are respectively arranged on the outer side of the third lens 22 and the outer side of the fourth lens 23; a fifth sealing waterproof ring 341 and a sixth sealing waterproof ring 34 are provided on the outer side of the fifth lens 321 and the outer side of the ninth lens 325, respectively. Elastic sealing waterproof rings are arranged at gaps between the lenses of the three lens groups and the lens cone, so that the lenses are prevented from cracking due to excessive compression, and the sealing waterproof rings can relieve the pressure of the lenses due to the fact that the materials of the lenses and the lens cone are different and are easy to heat and expand during long-time test and application; in addition, the waterproof sealing ring also effectively plays a role in waterproof. Meanwhile, when the optical parts are packaged in the lens cone, the sealing waterproof design is implemented, and the protection level is over IP66, so that the optical system is suitable for being used in outdoor extreme weather conditions, and an all-weather product with excellent environmental factor resistance is achieved.
The first clamping ring 14 is arranged around the second lens 13, and the second clamping ring 24 is arranged around the fourth lens 23. The pressing ring can prevent the loosing and disperse the pressure of the lens and the lens cone.
A first spacer ring 331 is disposed between the fifth lens 321 and the sixth lens 322, a second spacer ring 332 is disposed between the seventh lens 323 and the eighth lens 324, and a third spacer ring 333 is disposed between the eighth lens 324 and the ninth lens 325. The spacer ring can separate the lenses, a gap is reserved between the lenses, excessive extrusion is avoided, and the pressing ring can fix the lens barrel to prevent loosening.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (7)
1. An outdoor waterproof pattern optical zoom system, characterized in that: the lens system comprises three independent lens groups, is placed on the same axis, and sequentially comprises a third lens group, a second lens group and a first lens group from a light source end, wherein the first lens group is a fixed imaging lens group, and comprises: the lens comprises a first lens, a second lens and a first lens cone, wherein the first lens is a biconvex lens, and the second lens is a concave-convex lens; the second lens group is a magnifying lens group, and comprises: the lens comprises a third lens, a fourth lens and a second lens cone, wherein the third lens is a biconcave lens, and the fourth lens is a concave-convex lens; the third lens group is a focusing lens group, and comprises: the lens comprises a fifth lens, a sixth lens, a seventh lens, an eighth lens, a ninth lens and a third lens cone, wherein the fifth lens is a biconvex lens, the sixth lens is a plano-convex lens, the seventh lens is a biconcave lens, the eighth lens is a concave-convex lens, the ninth lens is a concave-convex lens, the first lens group is fixed on the lamp, and zooming is achieved through relative movement of the second lens group and the third lens group.
2. An outdoor water-repellent pattern optical zoom system according to claim 1, wherein the combined focal length is 27mm-132mm.
3. An outdoor water-repellent pattern optical zoom system according to claim 1, wherein the optical total length is 210mm.
4. An outdoor waterproof pattern optical zoom system according to claim 1, wherein F/# = 1.4.
5. The outdoor waterproof pattern optical zoom system according to claim 1, wherein a first sealing waterproof ring and a second sealing waterproof ring are provided on an outer side of the first lens and an outer side of the second lens, respectively; a third sealing waterproof ring and a fourth sealing waterproof ring are respectively arranged on the outer side of the third lens and the outer side of the fourth lens; a fifth sealing waterproof ring and a sixth sealing waterproof ring are respectively arranged on the outer side of the fifth lens and the outer side of the ninth lens.
6. An outdoor waterproof pattern optical zoom system according to claim 1, wherein a first press ring is provided around the second lens, and a second press ring is provided around the fourth lens.
7. An outdoor waterproof pattern optical zoom system according to claim 1, wherein a first spacer is provided between the fifth lens and the sixth lens, a second spacer is provided between the seventh lens and the eighth lens, and a third spacer is provided between the eighth lens and the ninth lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321825233.6U CN220603772U (en) | 2023-07-12 | 2023-07-12 | Outdoor waterproof pattern optical zoom system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321825233.6U CN220603772U (en) | 2023-07-12 | 2023-07-12 | Outdoor waterproof pattern optical zoom system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220603772U true CN220603772U (en) | 2024-03-15 |
Family
ID=90168656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321825233.6U Active CN220603772U (en) | 2023-07-12 | 2023-07-12 | Outdoor waterproof pattern optical zoom system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220603772U (en) |
-
2023
- 2023-07-12 CN CN202321825233.6U patent/CN220603772U/en active Active
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