CN209746177U - optical lens - Google Patents
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- CN209746177U CN209746177U CN201920728700.0U CN201920728700U CN209746177U CN 209746177 U CN209746177 U CN 209746177U CN 201920728700 U CN201920728700 U CN 201920728700U CN 209746177 U CN209746177 U CN 209746177U
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Abstract
The utility model discloses an optical lens, aiming at solving the problem that the existing optical lens is inconvenient to process a large screen, which comprises a first glass window, a second glass window, a first optical waveguide array and a second optical waveguide array; the first optical waveguide array and the second optical waveguide array respectively comprise at least one optical waveguide array unit, the optical waveguide array unit comprises at least one piece of optical waveguide which is obliquely arranged, the upper surface and the lower surface of the optical waveguide are provided with reflecting layers, and the waveguide directions of corresponding parts in the first optical waveguide array and the second optical waveguide array are mutually vertical. The utility model discloses a mode of first optical waveguide array of optical waveguide concatenation optical waveguide array unit and optical waveguide array unit concatenation and second optical waveguide array converts the processing of large screen ingenious into the concatenation of various types of optical waveguides, has reduced the manufacturing degree of difficulty to a certain extent, has improved machining efficiency.
Description
Technical Field
The utility model relates to an optics field particularly, the utility model relates to an optical lens.
Background
With the development of imaging display technology, the requirements for imaging characteristics are continuously increasing. Higher resolution is required, and the requirement of small distortion is also required to be met while the definition of an observed picture is ensured. The existing imaging technology mainly adopts spherical, aspherical, Fresnel and other lenses for imaging, is limited by a field of view and an aperture, and has optical aberrations such as spherical aberration, coma aberration, astigmatism, field curvature, distortion, chromatic aberration and the like.
Referring to fig. 1, some solutions, such as chinese utility model patent application No. 201480005418.X, disclose a method for manufacturing a light control panel having light reflecting portions arranged in parallel, which discloses a technical solution of coating an ultraviolet curing resin layer on a glass plate to obtain a light control panel and an optical imaging device, but the length L of the concave-convex plate material in this technical solution is equal, so that it is inconvenient to process a large screen when an optical structure having the same uniform length is required.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the existing optical lens is inconvenient when processing a large screen, the utility model provides an optical lens which is convenient for processing the large screen.
in order to achieve the above object, the present invention provides an optical lens, which includes a first glass window, a second glass window, a first optical waveguide array and a second optical waveguide array disposed in conformity with the first optical waveguide array, wherein the first glass window and the second glass window are disposed opposite to each other and have two optical surfaces; the first optical waveguide array and the first glass window are connected through a second adhesive, and antireflection films are respectively arranged on one side of the first glass window, which is far away from the first optical waveguide array, and on one side of the second glass window, which is far away from the second optical waveguide array;
The first optical waveguide array and the second optical waveguide array respectively comprise at least one optical waveguide array unit, the optical waveguide array unit comprises at least one piece of optical waveguide which is obliquely arranged, the upper surface and the lower surface of the optical waveguide are provided with reflecting layers, and the waveguide directions of corresponding parts in the first optical waveguide array and the second optical waveguide array are mutually vertical; two interfaces exist between the optical waveguide and the adjacent optical waveguide, and the interfaces are bonded by a first adhesive.
Preferably, the first optical waveguide array comprises a first optical waveguide array unit, and optical waveguides in the first optical waveguide array unit are arranged side by side in a left-lower direction at 45 degrees; the second optical waveguide array comprises second optical waveguide array units, and optical waveguides in the second optical waveguide array units are arranged side by side in a 45-degree downward right direction.
Preferably, the cross section of the first optical waveguide array unit is rectangular, and the optical waveguides include two triangular optical waveguides arranged at two ends of one diagonal of the first optical waveguide array unit, a special-shaped optical waveguide array, and two trapezoidal optical waveguide arrays located between the triangular optical waveguides and the special-shaped optical waveguide array;
the trapezoidal optical waveguide array comprises at least one trapezoidal optical waveguide, and the special-shaped optical waveguide array comprises a first special-shaped optical waveguide containing one right angle on the other diagonal of the first optical waveguide array unit, a second special-shaped optical waveguide containing the other right angle on the other diagonal of the first optical waveguide array unit, and at least one parallelogram optical waveguide positioned between the first special-shaped optical waveguide array and the second special-shaped optical waveguide array;
The cross section widths and the cross section lengths of the cross sections of the triangular optical waveguide, the trapezoid optical waveguide, the first special-shaped optical waveguide, the second special-shaped optical waveguide and the parallelogram optical waveguide are equal, the length of the triangular optical waveguide is smaller than that of the trapezoid optical waveguide, the length of the trapezoid optical waveguide is smaller than that of the first special-shaped optical waveguide, and the lengths of the first special-shaped optical waveguide, the parallelogram optical waveguide and the second special-shaped optical waveguide are equal.
Preferably, the first optical waveguide array unit has a square cross section, and the optical waveguides include two triangular optical waveguides disposed at two ends of one diagonal line of the first optical waveguide array unit, a special-shaped optical waveguide including two right angles on the other diagonal line of the first optical waveguide array unit, and two trapezoidal optical waveguide arrays located between the triangular optical waveguides and the special-shaped optical waveguides;
the trapezoidal optical waveguide array comprises at least one trapezoidal optical waveguide, the cross section widths and the cross section lengths of the cross sections of the triangular optical waveguide, the special-shaped optical waveguide and the trapezoidal optical waveguide are equal, the length of the triangular optical waveguide is smaller than that of the trapezoidal optical waveguide, and the length of the trapezoidal optical waveguide is smaller than that of the special-shaped optical waveguide.
Preferably, the cross section of the first optical waveguide array is rectangular, the first optical waveguide array includes a first sub optical waveguide array unit, a second sub optical waveguide array unit, a third sub optical waveguide array unit, a fourth sub optical waveguide array unit, a fifth sub optical waveguide array unit, a sixth sub optical waveguide array unit, a seventh sub optical waveguide array unit and an eighth sub optical waveguide array unit, the cross sections of the first sub optical waveguide array unit, the third sub optical waveguide array unit, the fourth sub optical waveguide array unit, the fifth sub optical waveguide array unit, the sixth sub optical waveguide array unit and the eighth sub optical waveguide array unit are right triangles, the cross sections of the second sub optical waveguide array unit and the seventh sub optical waveguide array unit are squares, and four outer sides of the second sub optical waveguide array unit respectively correspond to the oblique side of the first sub optical waveguide array unit, The right-angle side of the third sub optical waveguide array unit, the right-angle side of the fifth sub optical waveguide array unit and the bevel edge of the sixth sub optical waveguide array unit are fixed; and four outer side edges of the seventh sub optical waveguide array unit are respectively fixed with the other right-angle edge of the third sub optical waveguide array unit, the hypotenuse of the fourth sub optical waveguide array unit, the hypotenuse of the eighth sub optical waveguide array unit and the other right-angle edge of the sixth sub optical waveguide array unit.
Preferably, the second sub optical waveguide array unit and the seventh sub optical waveguide array unit are respectively composed of at least one strip optical waveguide arranged obliquely.
Preferably, the first sub optical waveguide array unit, the third sub optical waveguide array unit, the fourth sub optical waveguide array unit, the fifth sub optical waveguide array unit, the sixth sub optical waveguide array unit and the eighth sub optical waveguide array unit respectively include at least one oblique optical waveguide arranged obliquely, and the oblique optical waveguide is spliced with the strip optical waveguide in the second sub optical waveguide array unit or the seventh sub optical waveguide array unit through an adhesive; the cross section widths and the cross section lengths of the cross sections of the oblique optical waveguide and the strip optical waveguide are equal.
preferably, the cross-sections of the oblique optical waveguide and the strip optical waveguide have a section width W and a section length H, and the section width W and the section length H satisfy the following conditions: 0.1mm < W <5mm, 0.1mm < H <5 mm.
compared with the prior art, the utility model relates to an optical lens has following beneficial effect:
The utility model relates to an optical lens passes through the mode of optical waveguide concatenation optical waveguide array unit and the first optical waveguide array of optical waveguide array unit concatenation and second optical waveguide array, and the processing ingenious conversion of large screen is the concatenation of various types of optical waveguides, has reduced the manufacturing degree of difficulty to a certain extent, has improved machining efficiency, has satisfied the application demand of various scenes. Meanwhile, the system has the imaging characteristics of large field of view, large aperture, high resolution, no distortion and no dispersion.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
the above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic structural diagram of an optical waveguide unit in the prior art;
fig. 2 is a schematic structural diagram of an optical lens according to an embodiment of the present invention;
FIG. 3 is an enlarged view of the structure of FIG. 2 at S;
fig. 4 is a schematic structural diagram of an optical lens according to an embodiment of the present invention, in which the first optical waveguide array and the second optical waveguide array respectively include an optical waveguide array unit;
fig. 5 is a schematic structural diagram of an optical lens according to an embodiment of the present invention, in which a first optical waveguide array includes an optical waveguide array unit with a square cross section;
Fig. 6 is a schematic length diagram of an optical waveguide in an optical waveguide array unit with a square cross section in an optical lens according to an embodiment of the present invention;
Fig. 7 is a schematic diagram illustrating a cross-sectional width and a cross-sectional length of an optical waveguide in an optical waveguide array unit having a square cross-section in an optical lens according to an embodiment of the present invention;
Fig. 8 is a schematic structural diagram of an optical lens according to an embodiment of the present invention, in which a first optical waveguide array includes an optical waveguide array unit with a rectangular cross section;
Fig. 9 is a schematic structural diagram of an optical lens according to an embodiment of the present invention in which a first optical waveguide array includes eight optical waveguide array units;
Fig. 10 is a schematic diagram of an optical path of an optical lens according to an embodiment of the present invention.
The labels in the figures illustrate:
20. a first glass window; 40. a second glass window; 60. a first adhesive; 80. a second adhesive;
1. a first optical waveguide array; 3. a second optical waveguide array; 30. a second optical waveguide array unit;
10. A first optical waveguide array unit; 101. a triangular optical waveguide; 103. a trapezoidal optical waveguide; 105. a profiled optical waveguide; 102. a triangular optical waveguide; 104. a ladder-type optical waveguide; 106. a parallelogram-shaped optical waveguide; 108. a first shaped optical waveguide; 100. a second shaped optical waveguide;
11. a first sub optical waveguide array unit; 12. a second sub optical waveguide array unit; 13. a third sub optical waveguide array unit; 14. a fourth sub optical waveguide array unit; 15. a fifth sub optical waveguide array unit; 16. a sixth sub optical waveguide array unit; 17. a seventh sub optical waveguide array unit; 18. and an eighth sub optical waveguide array unit.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.
referring to fig. 2-3, an optical lens according to an embodiment of the present invention includes a first glass window 20, a second glass window 40, a first optical waveguide array 1, and a second optical waveguide array 3 adapted to the first optical waveguide array 1, wherein,
The first glass window 20 and the second glass window 40 are oppositely arranged and both have two optical surfaces; the first optical waveguide array 1 and the first glass window 20, and the second optical waveguide array 3 and the second glass window 40 are jointed through a second adhesive 80, and antireflection films are respectively arranged on one side of the first glass window 20 away from the first optical waveguide array 1 and one side of the second glass window 40 away from the second optical waveguide array 3;
The first optical waveguide array 1 and the second optical waveguide array 3 respectively comprise at least one optical waveguide array unit, the optical waveguide array unit comprises at least one piece of optical waveguide which is obliquely arranged, the upper surface and the lower surface of the optical waveguide are provided with reflecting layers, and the waveguide directions of corresponding parts in the first optical waveguide array 1 and the second optical waveguide array 3 are mutually vertical; two interfaces exist between each optical waveguide and the adjacent optical waveguide in the optical waveguide array unit, and the interfaces are jointed by a first adhesive 60.
preferably, the first adhesive 60 is a photosensitive adhesive or a heat-sensitive adhesive and has a thickness greater than 0.001 mm. The second adhesive 80 is a photosensitive adhesive or a heat-sensitive adhesive. The reflecting layer is an aluminum film.
referring to fig. 4, fig. 4 is a schematic structural diagram illustrating that the first optical waveguide array and the second optical waveguide array in the optical lens respectively include one optical waveguide array unit according to an embodiment of the present invention, and as shown in fig. 4, the slant angle of the optical waveguide is set to be θ, and the slant angle range is preferably (30 °, 60 °). Meanwhile, the first optical waveguide array 1 includes a first optical waveguide array unit 10, and optical waveguides in the first optical waveguide array unit 10 are arranged side by side in a left-lower direction by 45 degrees. The second optical waveguide array 3 includes a second optical waveguide array unit 30, and optical waveguides in the second optical waveguide array unit 30 are arranged side by side in a downward right direction at 45 degrees.
Referring to fig. 5 to 8, considering that the first optical waveguide array unit 10 and the second optical waveguide array unit 30 have substantially the same structure except for the non-uniform arrangement direction of the optical waveguides, the following description will be made by taking only the optical waveguides in the first optical waveguide array unit 10 as an example, and it should be understood that the description is effective for explaining the optical waveguides in the second optical waveguide array unit 30.
As shown in fig. 5, the first optical waveguide array unit 10 has a square cross section, and the optical waveguides include two triangular optical waveguides 101 disposed at two ends of one diagonal of the first optical waveguide array unit 10, a shaped optical waveguide 105 including two right angles on the other diagonal of the first optical waveguide array unit 10, and two trapezoidal optical waveguide arrays disposed between the triangular optical waveguides 101 and the shaped optical waveguides 105, wherein the trapezoidal optical waveguide array 103 includes at least one trapezoidal optical waveguide 103, cross-sectional widths and cross-sectional lengths of the triangular optical waveguides 101, the shaped optical waveguides 105, and cross-sections of the trapezoidal optical waveguides 103 are equal, a length of the triangular optical waveguide 101 is smaller than a length of the trapezoidal optical waveguide 103 in the trapezoidal optical waveguide array, and a length of the trapezoidal optical waveguide 103 is smaller than a length of the shaped optical waveguide 105.
Illustratively, as shown in fig. 5 to 7, the cross-sectional widths of the triangular light waveguide 101, the shaped light waveguide 105, and the trapezoidal light waveguide 103 are W and the cross-sectional lengths are H, and the lengths of the triangular light waveguide 101, the shaped light waveguide 105, and the trapezoidal light waveguide 103 are L0. As can be seen from fig. 7, the optical waveguide lengths L0 are not equal, with the two sides being the shortest and the side closest to the diagonal being the longest.
preferably, the cross-sectional widths W and the cross-sectional lengths H of the triangular optical waveguide 101, the shaped optical waveguide 105 and the trapezoidal optical waveguide 103 satisfy the following conditions: 0.1mm < W <5mm, 0.1mm < H <5 mm.
as shown in fig. 8, the first optical waveguide array unit 10 has a rectangular cross section, and the optical waveguides include two triangular optical waveguides 102 disposed at both ends of one diagonal line of the first optical waveguide array unit 10, a shaped optical waveguide array, and two trapezoidal optical waveguide arrays disposed between the triangular optical waveguides 102 and the shaped optical waveguide array, wherein the trapezoidal optical waveguide array includes at least one trapezoidal optical waveguide 104, the shaped optical waveguide array includes a first shaped optical waveguide 108 including one right angle on the other diagonal line of the first optical waveguide array unit 10, a second shaped optical waveguide 100 including the other right angle on the other diagonal line of the first optical waveguide array unit 10, and at least one parallelogram optical waveguide 106 disposed between the first shaped optical waveguide array 108 and the second shaped optical waveguide array 100, the triangular optical waveguides 102, the trapezoidal optical waveguides 104, the first shaped optical waveguide 108, the shaped optical waveguide array 100, The cross section widths and the cross section lengths of the cross sections of the second special-shaped optical waveguide 100 and the parallelogram optical waveguide 106 are equal, the length of the triangular optical waveguide 102 is smaller than that of the ladder-shaped optical waveguide 104, the length of the ladder-shaped optical waveguide 104 is smaller than that of the first special-shaped optical waveguide 108 or the parallelogram optical waveguide 106 or the second special-shaped optical waveguide array 100, and the lengths of the first special-shaped optical waveguide 108, the parallelogram optical waveguide 106 and the second special-shaped optical waveguide array 100 are equal.
referring to fig. 9, fig. 9 shows a schematic structural diagram of a first optical waveguide array 1 including eight optical waveguide array units, as shown in fig. 9, the first optical waveguide array 1 includes a first sub optical waveguide array unit 11, a second sub optical waveguide array unit 12, a third sub optical waveguide array unit 13, a fourth sub optical waveguide array unit 14, a fifth sub optical waveguide array unit 15, a sixth sub optical waveguide array unit 16, a seventh sub optical waveguide array unit 17, and an eighth sub optical waveguide array unit 18, wherein the cross sections of the first sub optical waveguide array unit 11, the third sub optical waveguide array unit 13, the fourth sub optical waveguide array unit 14, the fifth sub optical waveguide array unit 15, the sixth sub optical waveguide array unit 16, and the eighth sub optical waveguide array unit 18 are right triangles, the cross sections of the second sub optical waveguide array unit 12 and the seventh sub optical waveguide array unit 17 are square, four outer side edges of the second sub optical waveguide array unit 12 are respectively fixed with the oblique edge of the first sub optical waveguide array unit 11, the right-angle edge of the third sub optical waveguide array unit 13, the right-angle edge of the fifth sub optical waveguide array unit 15 and the oblique edge of the sixth sub optical waveguide array unit 16; four outer sides of the seventh sub optical waveguide array unit 17 are respectively fixed to the other right-angle side of the third sub optical waveguide array unit 13, the oblique side of the fourth sub optical waveguide array unit 14, the oblique side of the eighth sub optical waveguide array unit 18, and the other right-angle side of the sixth sub optical waveguide array unit 16.
it should be noted that the second sub optical waveguide array unit 12 and the seventh sub optical waveguide array unit 17 are each composed of at least one strip optical waveguide arranged obliquely. The first sub optical waveguide array unit 11, the third sub optical waveguide array unit 13, the fourth sub optical waveguide array unit 14, the fifth sub optical waveguide array unit 15, the sixth sub optical waveguide array unit 16, and the eighth sub optical waveguide array unit 18 respectively include at least one oblique optical waveguide arranged obliquely, the oblique optical waveguide is spliced with the strip optical waveguide in the second sub optical waveguide array unit 12 or the seventh sub optical waveguide array unit 17 through an adhesive, and the cross-sectional widths and the cross-sectional lengths of the cross-sections of the oblique optical waveguide and the strip optical waveguide are equal. In this way, the optical waveguide arrangement in the first sub optical waveguide array unit 11, the second sub optical waveguide array unit 12, the third sub optical waveguide array unit 13, the fourth sub optical waveguide array unit 14, the fifth sub optical waveguide array unit 15, the sixth sub optical waveguide array unit 16, the seventh sub optical waveguide array unit 17, and the eighth sub optical waveguide array unit 18 makes the first optical waveguide array 1 as a whole similar to fig. 8 or fig. 5, and the specific arrangement inside thereof may adopt an optical waveguide with a regular shape or an optical waveguide with an irregular shape, which is not limited in the embodiment of the present invention.
Preferably, the cross-section of the oblique optical waveguide and the strip optical waveguide has a section width W and a section length H, and the section width W and the section length H satisfy the following conditions: 0.1mm < W <5mm, 0.1mm < H <5 mm. The binder is photosensitive glue or thermosensitive glue.
Referring to fig. 10, in order to further understand the optical lens according to the embodiment of the present invention, the following briefly describes the operation principle:
The object space light source O emits light beams, after the light beams pass through the two mutually orthogonal optical waveguides a and b, the light beams are reflected by the inner part of the overlapping area of the optical waveguides to be divided into four beams of light, three beams of interference stray light are A, B and C respectively, wherein A, B light is odd reflected light, and ghost light is formed when the light beams cover the imaging surface. The light C is direct light, and when the light beam enters human eyes, an observer can observe an original object; the D light participates in imaging, is symmetrical with the object beam relative to the optical lens, and when the first optical waveguide array 1 and the second optical waveguide array 3 in the optical lens are combined, the overlapped area can form a large number of rectangular arrays, so that the object light source O can be symmetrically modulated to the image surface for focusing imaging Ox.
compared with the prior art, the embodiment of the utility model provides an optical lens has following beneficial effect:
The embodiment of the utility model provides an optical lens passes through the mode of optical waveguide concatenation optical waveguide array unit and optical waveguide array unit concatenation first optical waveguide array 1 and second optical waveguide array 3, and the processing ingenious conversion of large screen is the concatenation of various types of optical waveguides, has reduced the manufacturing degree of difficulty to a certain extent, has improved machining efficiency, has satisfied the application demand of various scenes. Meanwhile, the system has the imaging characteristics of large field of view, large aperture, high resolution, no distortion and no dispersion.
The foregoing is only a partial embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. an optical lens is characterized by comprising a first glass window, a second glass window, a first optical waveguide array and a second optical waveguide array which is adaptive to the first optical waveguide array, wherein the first glass window and the second glass window are oppositely arranged and are provided with two optical surfaces; the first optical waveguide array and the first glass window are connected through a second adhesive, and antireflection films are respectively arranged on one side of the first glass window, which is far away from the first optical waveguide array, and on one side of the second glass window, which is far away from the second optical waveguide array;
the first optical waveguide array and the second optical waveguide array respectively comprise at least one optical waveguide array unit, the optical waveguide array unit comprises at least one piece of optical waveguide which is obliquely arranged, the upper surface and the lower surface of the optical waveguide are provided with reflecting layers, and the waveguide directions of corresponding parts in the first optical waveguide array and the second optical waveguide array are mutually vertical; two interfaces exist between the optical waveguide and the adjacent optical waveguide, and the interfaces are bonded by a first adhesive.
2. the optical lens according to claim 1, wherein the first optical waveguide array includes a first optical waveguide array unit in which optical waveguides are arranged side by side in a lower left direction by 45 degrees; the second optical waveguide array comprises second optical waveguide array units, and optical waveguides in the second optical waveguide array units are arranged side by side in a 45-degree downward right direction.
3. The optical lens according to claim 2, wherein the first optical waveguide array unit has a rectangular cross section, and the optical waveguides include two triangular optical waveguides disposed at both ends of one diagonal line of the first optical waveguide array unit, a shaped optical waveguide array, and two trapezoidal optical waveguide arrays disposed between the triangular optical waveguides and the shaped optical waveguide array;
The trapezoidal optical waveguide array comprises at least one trapezoidal optical waveguide, and the special-shaped optical waveguide array comprises a first special-shaped optical waveguide containing one right angle on the other diagonal of the first optical waveguide array unit, a second special-shaped optical waveguide containing the other right angle on the other diagonal of the first optical waveguide array unit, and at least one parallelogram optical waveguide positioned between the first special-shaped optical waveguide array and the second special-shaped optical waveguide array;
The cross section widths and the cross section lengths of the cross sections of the triangular optical waveguide, the trapezoid optical waveguide, the first special-shaped optical waveguide, the second special-shaped optical waveguide and the parallelogram optical waveguide are equal, the length of the triangular optical waveguide is smaller than that of the trapezoid optical waveguide, the length of the trapezoid optical waveguide is smaller than that of the first special-shaped optical waveguide, and the lengths of the first special-shaped optical waveguide, the parallelogram optical waveguide and the second special-shaped optical waveguide are equal.
4. the optical lens according to claim 2, wherein the first optical waveguide array unit has a square cross section, and the optical waveguides include two triangular optical waveguides disposed at both ends of one diagonal line of the first optical waveguide array unit, a shaped optical waveguide including two right angles on the other diagonal line of the first optical waveguide array unit, and two trapezoidal optical waveguide arrays disposed between the triangular optical waveguide and the shaped optical waveguide;
the trapezoidal optical waveguide array comprises at least one trapezoidal optical waveguide, the cross section widths and the cross section lengths of the cross sections of the triangular optical waveguide, the special-shaped optical waveguide and the trapezoidal optical waveguide are equal, the length of the triangular optical waveguide is smaller than that of the trapezoidal optical waveguide, and the length of the trapezoidal optical waveguide is smaller than that of the special-shaped optical waveguide.
5. The optical lens according to claim 1, wherein the first optical waveguide array has a rectangular cross section, the first optical waveguide array includes a first sub optical waveguide array unit, a second sub optical waveguide array unit, a third sub optical waveguide array unit, a fourth sub optical waveguide array unit, a fifth sub optical waveguide array unit, a sixth sub optical waveguide array unit, a seventh sub optical waveguide array unit, and an eighth sub optical waveguide array unit, the first sub optical waveguide array unit, the third sub optical waveguide array unit, the fourth sub optical waveguide array unit, the fifth sub optical waveguide array unit, the sixth sub optical waveguide array unit, and the eighth sub optical waveguide array unit have a right triangle cross section, the second sub optical waveguide array unit and the seventh sub optical waveguide array unit have a square cross section, and four outer sides of the second sub optical waveguide array unit respectively correspond to the oblique side of the first sub optical waveguide array unit, The right-angle side of the third sub optical waveguide array unit, the right-angle side of the fifth sub optical waveguide array unit and the bevel edge of the sixth sub optical waveguide array unit are fixed; and four outer side edges of the seventh sub optical waveguide array unit are respectively fixed with the other right-angle edge of the third sub optical waveguide array unit, the hypotenuse of the fourth sub optical waveguide array unit, the hypotenuse of the eighth sub optical waveguide array unit and the other right-angle edge of the sixth sub optical waveguide array unit.
6. The optical lens according to claim 5, wherein the second sub optical waveguide array unit and the seventh sub optical waveguide array unit are respectively composed of at least one strip optical waveguide arranged obliquely.
7. The optical lens according to claim 6, wherein each of the first sub optical waveguide array unit, the third sub optical waveguide array unit, the fourth sub optical waveguide array unit, the fifth sub optical waveguide array unit, the sixth sub optical waveguide array unit and the eighth sub optical waveguide array unit includes at least one oblique optical waveguide arranged obliquely, and the oblique optical waveguide is spliced with the strip optical waveguide in the second sub optical waveguide array unit or the seventh sub optical waveguide array unit by an adhesive; the cross section widths and the cross section lengths of the cross sections of the oblique optical waveguide and the strip optical waveguide are equal.
8. the optical lens according to claim 7, wherein the cross-sections of the oblique optical waveguide and the strip optical waveguide have a section width W and a section length H, and the section width W and the section length H satisfy the following conditions: 0.1mm < W <5mm, 0.1mm < H <5 mm.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920728700.0U CN209746177U (en) | 2019-05-21 | 2019-05-21 | optical lens |
| EP19929275.6A EP3936911A4 (en) | 2019-05-21 | 2019-06-13 | Optical lens |
| PCT/CN2019/091018 WO2020232774A1 (en) | 2019-05-21 | 2019-06-13 | Optical lens |
| JP2021549541A JP7224483B2 (en) | 2019-05-21 | 2019-06-13 | optical lens |
| US17/451,084 US20220035097A1 (en) | 2019-05-21 | 2021-10-15 | Optical lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920728700.0U CN209746177U (en) | 2019-05-21 | 2019-05-21 | optical lens |
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| CN209746177U true CN209746177U (en) | 2019-12-06 |
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| CN201920728700.0U Active CN209746177U (en) | 2019-05-21 | 2019-05-21 | optical lens |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110045458A (en) * | 2019-05-21 | 2019-07-23 | 上海先研光电科技有限公司 | A kind of optical lens |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110045458A (en) * | 2019-05-21 | 2019-07-23 | 上海先研光电科技有限公司 | A kind of optical lens |
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Effective date of registration: 20221009 Address after: Floor 1, building A3, chuanggu Science Park, No. 900, Wangjiang West Road, hi tech Zone, Hefei City, Anhui Province Patentee after: ANHUI EASPEED TECHNOLOGY Co.,Ltd. Address before: 2 / F, building 13, 27 Xinjinqiao Road, Pudong New Area pilot Free Trade Zone, Shanghai, 200120 Patentee before: SHANGHAI XIANYAN OPTOELECTRONIC TECHNOLOGY Co.,Ltd. |