CN219891503U - Integrated bifocal prismatic lens and glasses - Google Patents
Integrated bifocal prismatic lens and glasses Download PDFInfo
- Publication number
- CN219891503U CN219891503U CN202321713340.XU CN202321713340U CN219891503U CN 219891503 U CN219891503 U CN 219891503U CN 202321713340 U CN202321713340 U CN 202321713340U CN 219891503 U CN219891503 U CN 219891503U
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- China
- Prior art keywords
- lens
- bifocal
- mounting groove
- integrated
- cambered surface
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- 239000011521 glass Substances 0.000 title claims abstract description 23
- 239000000741 silica gel Substances 0.000 claims abstract description 9
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000009434 installation Methods 0.000 abstract description 5
- 238000005266 casting Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 238000000465 moulding Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004379 myopia Effects 0.000 description 2
- 208000001491 myopia Diseases 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 208000003464 asthenopia Diseases 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000004438 eyesight Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000004423 myopia development Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 210000001747 pupil Anatomy 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Landscapes
- Eyeglasses (AREA)
Abstract
The utility model discloses an integrated bifocal prism lens and glasses, which comprise a wearing lens and a correcting lens, wherein the wearing lens is crescent, the correcting lens is spindle-shaped or wedge-shaped, the inner surface of the bifocal prism lens main body is a first spherical cambered surface with constant curvature, the outer surface of the wearing lens is a second spherical cambered surface, the outer surface of the correcting lens is a third spherical cambered surface, and first arc-shaped mounting grooves are uniformly formed in the circumference of the bifocal prism lens main body. Still include the spectacle-frame, set up the lens mounting groove on the inner wall of spectacle-frame, be fixed with silica gel arch or rubber arch on the lens mounting groove inner wall with the restriction of cooperation first arc mounting groove the rotation of integral type bifocal prismatic lens. The integrated double-focus prismatic lens adopts a one-step casting molding process to form an integrated structure, and compared with a glued structure and a fused structure in the prior art, the integrated double-focus prismatic lens has stable structure, multiple functions and easy installation and adjustment, so as to adapt to the requirements of a wearer.
Description
Technical Field
The utility model belongs to the technical field of glasses manufacturing, and particularly relates to an integrated bifocal prism lens and glasses.
Background
The occurrence rate of myopia of teenagers in China is high, and the teenagers are known to all people. The reason is that long-time short-distance reading and writing are performed, when eyes are used in a short distance, the eyes are regulated, the eyes are assembled, and the objects can be seen clearly only through the triple movement of the pupil. Accommodation causes the lens of the eye to bulge, and the collective causes contraction of the intraocular muscles of the eye, causing eye fatigue with the near-field for a prolonged period of time to produce myopia. The eye vision optical boundary consensus is obtained by the theory of reducing the degree of adjustment and aggregation during the near-distance eye use so as to prevent the occurrence and development of myopia.
The teenager stage is a rapid stage of growth and development, and the interpupillary distance and the like are easy to change, so that the integrated bifocal prism lens and the glasses which can be conveniently adjusted are very important.
Disclosure of Invention
In order to solve at least one technical problem, in one aspect, the utility model provides an integrated bifocal prism lens, which comprises a wearing lens and a correcting lens, wherein the wearing lens and the correcting lens are integrally formed into a circular bifocal prism lens body, the wearing lens is crescent-shaped, the correcting lens is spindle-shaped or wedge-shaped, the inner surface of the bifocal prism lens body is a first spherical cambered surface with invariable curvature, the outer surface of the wearing lens is a second spherical cambered surface, the outer surface of the correcting lens is a third spherical cambered surface, the curvatures of the second spherical cambered surface and the third spherical cambered surface are different, a triangular prism with an inward substrate is integrally formed on the first spherical cambered surface of the area where the correcting lens is located, and a first arc-shaped mounting groove is uniformly formed on the circumference of the bifocal prism lens body.
The correcting lens is in a spindle shape or a wedge shape, and can effectively distinguish an observation area when the correcting lens is worn at ordinary times and an observation area when the correcting lens is corrected.
The outer surface of the bifocal prismatic lens main body forms a boundary line and takes a step shape due to the different structures of the wearing lens and the correcting lens.
The two first arc-shaped mounting grooves are connected through an arc-shaped connecting groove. The edge where the correcting lens is located passes through the circle center of the bifocal prismatic lens main body.
By means of the technical scheme, the first arc-shaped mounting groove and the connecting groove can assist in rotating adjustment of the eye frame to adapt to different wearers.
On the other hand, the utility model provides glasses, the integrated bifocal prismatic lens further comprises a glasses frame, wherein a lens mounting groove is formed in the inner wall of the glasses frame, and a silica gel bulge or a rubber bulge is fixed on the inner wall of the lens mounting groove so as to be matched with the first arc-shaped mounting groove to limit the rotation of the integrated bifocal prismatic lens. Glasses legs are hinged on two sides of the glasses frame.
The installation mode is two, one of which: the glasses frame comprises a front frame and a rear frame, wherein a first mounting groove is formed in the front frame, a second mounting groove is formed in the rear frame, the front frame and the rear frame are fixed through screws, the first mounting groove and the second mounting groove form the lens mounting groove, and first elastic buffer cushions are fixed on two side walls of the lens mounting groove.
And two,: the lens mounting groove is located one side of the wearing direction and communicated with the outside, the silica gel limiting protrusions or the rubber limiting protrusions are intermittently fixed on the inner wall of the side, and the second elastic buffer cushion is fixed on the lens mounting groove.
Compared with the prior art, the utility model has the advantages that: the utility model has simple structure, the integrated double-focus prismatic lens adopts one-step casting molding technology to form an integrated structure, and compared with the glued and fused structure in the prior art, the integrated double-focus prismatic lens has stable structure, multiple functions, easy installation and adjustment, and is convenient for adjusting the glasses along with the growth of the wearer if the wearer is teenager, so as to adapt to the requirements of the wearer.
Drawings
FIG. 1 is a front view of an embodiment of an integrated dual focal length lens of the present utility model;
FIG. 2 is a front view of two embodiments of an integrated bifocal prism lens of the present utility model;
FIG. 3 is an enlarged view at A of FIG. 1;
FIG. 4 is a schematic cross-sectional view of an integrated bifocal prism lens;
FIG. 5 is a schematic cross-sectional view of a first embodiment of an eyeglass frame;
FIG. 6 is a schematic longitudinal section of an embodiment of an eyeglass frame;
FIG. 7 is a schematic longitudinal section of two embodiments of an eyeglass frame;
FIG. 8 is a schematic cross-sectional view of two embodiments of an eyeglass frame;
FIG. 9 is a schematic illustration of the present utility model after adjustment;
reference numerals: 1-a bifocal prismatic lens body; 101-wearing a lens; 102-correcting the lens; 2-a first spherical cambered surface; 3-a second spherical cambered surface; 4-a third spherical cambered surface; 5-triple prism; 6-a first arc-shaped mounting groove; 7-arc-shaped connecting grooves;
8-a spectacle frame; 9-a lens mounting groove; 10-a silica gel bulge; 11-temples;
12-front frame; 13-a rear frame; 14-a first resilient cushion; 15-silica gel limiting protrusions; 16-a second resilient cushion.
Detailed Description
The utility model will be described in detail below with respect to certain specific embodiments thereof in order to better understand the utility model and thereby to more clearly define the scope of the utility model as claimed. It should be noted that the following description is only some embodiments of the inventive concept and is only a part of examples of the present utility model, wherein the specific direct description of the related structures is only for the convenience of understanding the present utility model, and the specific features do not naturally and directly limit the implementation scope of the present utility model.
On the one hand, the utility model provides an integrated bifocal prism lens, which comprises a wearing lens 101 and a correcting lens 102, wherein the wearing lens 101 and the correcting lens 102 are integrally formed into a circular bifocal prism lens main body 1, the wearing lens 101 is in a crescent shape, the correcting lens 102 is in a spindle shape or a wedge shape, the inner surface of the bifocal prism lens main body 1 is a first spherical cambered surface 2 with constant curvature, the outer surface of the wearing lens 101 is a second spherical cambered surface 3, the outer surface of the correcting lens 102 is a third spherical cambered surface 4, the curvatures of the second spherical cambered surface 3 and the third spherical cambered surface 4 are different, a triangular prism 5 with an inward substrate is integrally formed on the first spherical cambered surface 2 in the area where the correcting lens 102 is positioned, and a first arc-shaped mounting groove 6 is uniformly formed on the circumference of the bifocal prism lens main body 1.
The correcting lens 102 has a spindle shape or a wedge shape, and can effectively distinguish between an observation area when worn at ordinary times and an observation area when corrected.
The outer surface of the bifocal prismatic lens body 1 is formed into a boundary line and is stepped due to the difference in structure between the wearing lens 101 and the correction lens 102.
The two first arc-shaped mounting grooves 6 are connected through an arc-shaped connecting groove 7. The edge where the correction lens 102 is located passes through the center of the bifocal prism body 1.
By means of the above technical solution, the above first arc-shaped mounting groove 6 and the connecting groove can help the present utility model to perform rotational adjustment in the eyebox to adapt to different wearers.
On the other hand, the utility model provides glasses, the integrated bifocal prism lens further comprises a glasses frame 8, a lens mounting groove 9 is formed in the inner wall of the glasses frame, and a silica gel protrusion 10 or a rubber protrusion is fixed on the inner wall of the lens mounting groove 9 to cooperate with the first arc-shaped mounting groove 6 to limit the rotation of the integrated bifocal prism lens. Both sides of the glasses frame 8 are hinged with glasses legs 11.
The installation mode is two, one of which: the glasses frame 8 comprises a front frame 12 and a rear frame 13, a first mounting groove is formed in the front frame 12, a second mounting groove is formed in the rear frame 13, the front frame 12 and the rear frame 13 are fixed through screws, the first mounting groove and the second mounting groove form the lens mounting groove 9, and a first elastic buffer cushion 14 is fixed on two side walls of the lens mounting groove 9.
And two,: the lens mounting groove 9 is located on one side of the wearing direction and communicated with the outside, a silica gel limiting protrusion 15 or a rubber limiting protrusion is intermittently fixed on the inner wall of the side, and a second elastic buffer pad 16 is fixed on the lens mounting groove 9.
Compared with the prior art, the utility model has the advantages that: the utility model has simple structure, the integrated double-focus prismatic lens adopts one-step casting molding technology to form an integrated structure, and compared with the glued and fused structure in the prior art, the integrated double-focus prismatic lens has stable structure, multiple functions, easy installation and adjustment, and is convenient for adjusting the glasses along with the growth of the wearer if the wearer is teenager, so as to adapt to the requirements of the wearer.
The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, article, or apparatus/means that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, article, or apparatus/means.
In the description of the present utility model, terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, which indicate a direction or a positional relationship, are based on the direction or the positional relationship shown in the drawings, are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus are not to be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Thus far, the technical solution of the present utility model has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present utility model is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present utility model, and such modifications and substitutions will fall within the scope of the present utility model.
Claims (7)
1. An integral type bifocal prismatic lens, characterized in that: including wearing lens (101) and correction lens (102), wear lens (101) and correction lens (102) integrated into one piece and be circular shape bifocal prismatic lens main part (1), wear lens (101) and be crescent, correction lens (102) are spindle or wedge, the internal surface of bifocal prismatic lens main part (1) is first sphere cambered surface (2) that the camber is unchangeable, wears the surface of lens (101) and is second sphere cambered surface (3), and the surface of correction lens (102) is third sphere cambered surface (4), second sphere cambered surface (3) and third sphere cambered surface (4) camber are different, integrated into one piece has base inside triangular prism (5) on first sphere cambered surface (2) in the region of correction lens (102), evenly seted up first arc mounting groove (6) on the circumference of bifocal prismatic lens main part (1).
2. The integrated bifocal prism lens of claim 1, wherein: the two first arc-shaped mounting grooves (6) are connected through an arc-shaped connecting groove (7).
3. The integrated bifocal prism lens of claim 1, wherein: the edge where the correcting lens (102) is located passes through the circle center of the bifocal prismatic lens main body (1).
4. An eyeglass, characterized in that: the integrated bifocal prism lens comprises the integrated bifocal prism lens as claimed in any one of claims 1 to 3, and further comprises a spectacle frame (8), wherein a lens mounting groove (9) is formed in the inner wall of the spectacle frame, and a silica gel protrusion (10) or a rubber protrusion is fixed on the inner wall of the lens mounting groove (9) so as to cooperate with the first arc-shaped mounting groove (6) to limit the rotation of the integrated bifocal prism lens.
5. The eyewear of claim 4, wherein: the glasses frame (8) comprises a front frame (12) and a rear frame (13), wherein a first mounting groove is formed in the front frame (12), a second mounting groove is formed in the rear frame (13), the front frame (12) and the rear frame (13) are fixed through screws, the first mounting groove and the second mounting groove form a lens mounting groove (9), and a first elastic buffer cushion (14) is fixed on two side walls of the lens mounting groove (9).
6. The eyewear of claim 4, wherein: the lens mounting groove (9) is located at one side of the wearing direction and communicated with the outside, a silica gel limiting protrusion (15) or a rubber limiting protrusion is intermittently fixed on the inner wall of the side, and a second elastic buffer pad (16) is fixed on the lens mounting groove (9).
7. The eyewear of claim 5 or 6, wherein: both sides of the glasses frame (8) are hinged with glasses legs (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321713340.XU CN219891503U (en) | 2023-06-30 | 2023-06-30 | Integrated bifocal prismatic lens and glasses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321713340.XU CN219891503U (en) | 2023-06-30 | 2023-06-30 | Integrated bifocal prismatic lens and glasses |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219891503U true CN219891503U (en) | 2023-10-24 |
Family
ID=88394854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321713340.XU Active CN219891503U (en) | 2023-06-30 | 2023-06-30 | Integrated bifocal prismatic lens and glasses |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219891503U (en) |
-
2023
- 2023-06-30 CN CN202321713340.XU patent/CN219891503U/en active Active
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