CN214540273U - Compound lens and glasses of adjustable number of degrees - Google Patents
Compound lens and glasses of adjustable number of degrees Download PDFInfo
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- CN214540273U CN214540273U CN202120446205.8U CN202120446205U CN214540273U CN 214540273 U CN214540273 U CN 214540273U CN 202120446205 U CN202120446205 U CN 202120446205U CN 214540273 U CN214540273 U CN 214540273U
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Abstract
The utility model discloses a composite lens with adjustable degree, which comprises a first lens, a second lens and a third lens; the first lens and the second lens are optical lenses with power, and the third lens is a transparent lens without power; the first lens and the third lens are overlapped together, the first lens is in front of the third lens, a closed accommodating space is formed between the first lens and the third lens, a track is formed in the accommodating space on one side corresponding to the glasses legs, and an adjusting hole is formed in the track; the second lens is arranged in the accommodating space, so that the second lens is positioned between the first lens and the third lens, a sliding rod is formed on the second lens, a rack is formed on the sliding rod, the sliding rod is inserted into the track, a gear is further arranged in the track and meshed with the rack, and a wheel shaft of the gear extends out of the adjusting hole. The utility model discloses still disclose the glasses of an adjustable number of degrees. The utility model discloses can make and produce the dislocation between first lens and the second lens to adjust the holistic focus of compound lens, in order to present the glasses of different degrees.
Description
Technical Field
The utility model relates to a technical field of glasses lens, in particular to compound lens and glasses structure that number of degrees can be adjusted.
Background
As is well known, spectacles are simple optical devices used to correct vision (e.g. myopia, hyperopia, aging) or to protect the eyes (e.g. from glare, dust, etc.). The glasses are composed of lenses and a frame.
Generally, glasses for protecting eyes (such as sunglasses, goggles, etc.) are assembled together by manufacturers and sold directly, while glasses for correcting vision (such as myopia glasses, hypermetropia glasses, etc.) are mostly sold separately and assembled, because the vision of different wearers is different, lenses with different degrees (focal length) need to be selected according to the degree of eyes of specific wearers, the degree of the glasses is equal to the reciprocal of 100 × focal length, then the lenses are cut into shapes, and then the lenses and the frames are assembled, so the process of preparing the glasses for correcting vision is relatively troublesome, and many times of trial glasses are needed, which is time-consuming and labor-consuming.
With the continuous progress of science and technology, the trend of internet comes and the continuous development of economy, the scale of users for online shopping is continuously increased, more and more enterprises and merchants select online sales channels, and the glasses industry is no exception. However, the network selling glasses are feasible for glasses for protecting eyes (such as sunglasses, goggles, etc.), but for glasses for correcting vision (such as myopia glasses, distance glasses, etc.), because the above-mentioned eye power problem is limited.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a compound lens of adjustable number of degrees, its number of degrees that conveniently adjusts the lens, the lens number of degrees of equipment on the mirror holder is conveniently adjusted very much.
The utility model also provides a glasses of adjustable number of degrees.
In order to achieve the above object, the solution of the present invention is:
a composite lens with adjustable power comprises a first lens, a second lens and a third lens; the first lens and the second lens are optical lenses with power, and the third lens is a transparent lens without power; the first lens and the third lens are overlapped together, the first lens is in front of the third lens, a closed accommodating space is formed between the first lens and the third lens, a track is formed in the accommodating space on one side corresponding to the glasses legs, and an adjusting hole is formed in the track; the second lens is arranged in the accommodating space, so that the second lens is positioned between the first lens and the third lens, a sliding rod is formed on the second lens, a rack is formed on the sliding rod, the sliding rod is inserted into the track, a gear is also arranged in the track, the gear is meshed with the rack, and a wheel shaft of the gear extends out of the adjusting hole; when the gear is rotated, the gear and the rack are matched to drive the second lens to slide left and right in the accommodating space, so that the integral degree of the composite lens is changed.
The edge of the first lens forms a convex wall backwards, and the edge of the third lens is fixedly buckled behind the convex wall, so that a closed accommodating space is formed between the first lens and the third lens.
The edge of the third lens forms a convex wall forward, and the edge of the first lens is fixedly buckled in front of the convex wall, so that a closed accommodating space is formed between the first lens and the third lens.
A convex wall is further arranged between the first lens and the third lens, and the edges of the first lens and the third lens are fixedly buckled on the front surface and the rear surface of the convex wall, so that a closed accommodating space is formed between the first lens and the third lens.
The outer periphery of the raised wall forms a groove for mounting on the frame.
The edge of the adjusting hole is backwards formed into a round table, the wheel shaft of the gear extends out of the adjusting hole and then is provided with a knob, and the knob is sleeved on the round table.
The utility model provides a glasses of adjustable number of degrees, comprises lens and mirror holder, and the lens is installed in the mirror holder, and the lens adopts the compound lens of above-mentioned adjustable number of degrees, and wherein, the compound lens that is located glasses left side forms the track in the left side, and the compound lens that is located glasses right side forms the track in the right side.
After the technical scheme is adopted, the utility model discloses a compound lens can drive the second lens through the rack and pinion cooperation and slide about between first lens and third lens, makes and produces the dislocation between first lens and the second lens to adjust the holistic focus of compound lens, with the glasses that present different degrees. The utility model discloses a horizontal slip second lens can adjust the number of degrees of compound lens to several hundred degrees from zero degree, and accommodation range is wide.
The present invention will be further explained with reference to the drawings and examples.
Drawings
Fig. 1 is a schematic view of the composite lens of the present invention;
fig. 2 is an exploded view of the composite lens of the present invention;
FIG. 3 is a second exploded view of the composite lens of the present invention;
fig. 4 is a schematic view of the engagement between the gear and the rack of the present invention.
Description of the reference symbols
The lens comprises a first lens 1, a convex wall 11, an accommodating space 12, a track 13, an adjusting hole 14, a circular truncated cone 15 and a groove 16;
the second lens 2, the slide bar 21 and the rack 22;
a third lens 3;
Detailed Description
As shown in fig. 1 to 4, the present invention discloses a compound lens with adjustable power, which comprises a first lens 1, a second lens 2 and a third lens 3.
The first lens 1 and the second lens 2 are optical lenses with power, and the third lens 3 is a transparent lens without power.
The first lens 1 and the third lens 3 are overlapped together, the first lens 1 is in front, and the third lens 3 is in back, and a closed accommodating space 12 is formed between the first lens 1 and the third lens 3. In this embodiment, the edge of the first lens 1 forms a protruding wall 11 backwards, and the edge of the third lens 3 is fixedly fastened to the back of the protruding wall 11, so that a sealed accommodating space 12 is formed between the first lens 1 and the third lens 3.
It should be noted that the accommodating space 12 can be formed in many ways, and can be shown in the drawings, but is not limited to the illustrated structure. For example, the edge of the third lens 3 may be formed forward to form a convex wall, and the edge of the first lens 1 is fixedly fastened in front of the convex wall, so that a sealed accommodating space is formed between the first lens 1 and the third lens 3; and a convex wall is also arranged between the first lens 1 and the third lens 3, namely the convex wall is formed independently, and the edges of the first lens 1 and the third lens 3 are fixedly buckled on the front surface and the rear surface of the convex wall, so that a closed accommodating space is formed between the first lens 1 and the third lens 3.
The accommodating space 12 is formed with a rail 13 at one side corresponding to the temple of the glasses, the rail 13 is provided with an adjusting hole 14, and the rail 13 is communicated with the adjusting hole 14.
The second lens 2 is arranged in the accommodating space 12, so that the second lens 2 is positioned between the first lens 1 and the third lens 3, a slide rod 21 is formed on the second lens, a rack 22 is formed on the slide rod 21, the slide rod 21 is inserted in the track 13, a gear 4 is further arranged in the track 13, the gear 4 is meshed with the rack 22, and a wheel shaft 41 of the gear 4 extends out of the adjusting hole 14.
For convenience of adjustment, in this embodiment, the edge of the adjustment hole 14 is rearward to form a circular truncated cone 15, a wheel shaft 41 of the gear 4 extends out of the adjustment hole 14 and then is provided with a knob 42, the knob 42 is sleeved on the circular truncated cone 15, and the wheel shaft 41 drives the gear 4 to rotate by rotating the knob 42, so that degree (focus) adjustment is realized.
The utility model discloses the operation of specific number of degrees is, during rotary gear 4, through gear 4 and rack 22 meshing, drives slide bar 21 and slides in track 13, drives second lens 2 and slides from side to side in accommodation space 12, makes and produces the dislocation between first lens 1 and the second lens 2, makes the holistic focus of compound lens change to the glasses that present different numbers of degrees realize the regulation of lens number of degrees.
The utility model also discloses a glasses of adjustable number of degrees comprises lens and mirror holder, and the lens is installed in the mirror holder, and the lens adopts the compound lens of above-mentioned adjustable number of degrees. Wherein the composite lens on the left side of the glasses forms a track on the left side and the composite lens on the right side of the glasses forms a track on the right side. To facilitate the lens assembly, the outer periphery of the raised wall 11 forms a groove 16 for facilitating the lens mounting on the frame.
The above description is only an example of the present invention and is not intended as a limitation. It should be noted that, after reading this description, the skilled in the art may make modifications as required without inventive contribution, but only protected by the patent laws within the scope of the claims of the present invention.
Claims (7)
1. A compound lens of adjustable power which characterized in that: comprises a first lens, a second lens and a third lens; the first lens and the second lens are optical lenses with power, and the third lens is a transparent lens without power; the first lens and the third lens are overlapped together, the first lens is in front of the third lens, a closed accommodating space is formed between the first lens and the third lens, a track is formed in the accommodating space on one side corresponding to the glasses legs, and an adjusting hole is formed in the track; the second lens sets up and makes the second lens be located between first lens and the third lens in accommodation space, forms the slide bar on the second lens, forms the rack on the slide bar, and the slide bar is planted in the track, still installs the gear in the track, and gear and rack meshing, the shaft of gear stretches out from the regulation hole, slides in accommodation space through gear and rack cooperation drive second lens.
2. An adjustable power composite lens according to claim 1, wherein: the edge of the first lens forms a convex wall backwards, and the edge of the third lens is fixedly buckled behind the convex wall, so that a closed accommodating space is formed between the first lens and the third lens.
3. An adjustable power composite lens according to claim 1, wherein: the edge of the third lens forms a convex wall forward, and the edge of the first lens is fixedly buckled in front of the convex wall, so that a closed accommodating space is formed between the first lens and the third lens.
4. An adjustable power composite lens according to claim 1, wherein: a convex wall is further arranged between the first lens and the third lens, and the edges of the first lens and the third lens are fixedly buckled on the front surface and the rear surface of the convex wall, so that a closed accommodating space is formed between the first lens and the third lens.
5. An adjustable power composite lens according to any one of claims 2 to 4, wherein: the outer periphery of the raised wall forms a groove for mounting on the frame.
6. An adjustable power composite lens according to claim 1, wherein: the edge of the adjusting hole is backwards formed into a round table, the wheel shaft of the gear extends out of the adjusting hole and then is provided with a knob, and the knob is sleeved on the round table.
7. The utility model provides a glasses of adjustable number of degrees comprises lens and mirror holder, and the lens is installed in the mirror holder its characterized in that: the lens is the adjustable-power composite lens according to any one of claims 1 to 6, wherein the composite lens on the left side of the glasses forms a track on the left side, and the composite lens on the right side of the glasses forms a track on the right side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120446205.8U CN214540273U (en) | 2021-03-02 | 2021-03-02 | Compound lens and glasses of adjustable number of degrees |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120446205.8U CN214540273U (en) | 2021-03-02 | 2021-03-02 | Compound lens and glasses of adjustable number of degrees |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214540273U true CN214540273U (en) | 2021-10-29 |
Family
ID=78259675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120446205.8U Active CN214540273U (en) | 2021-03-02 | 2021-03-02 | Compound lens and glasses of adjustable number of degrees |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214540273U (en) |
-
2021
- 2021-03-02 CN CN202120446205.8U patent/CN214540273U/en active Active
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