TW201537106A - Light emitting diode module having optical lens - Google Patents

Abstract

Disclosed is a light emitting diode module having optical lens, which comprises a metallic base board, a front metal plate, multiple light emitting diode chips, and a first optical lens. The metallic base board and the front metal plate are laminated together. The first optical lens is injection molded on the front metal plate. The metallic base board comprises an electric circuit pattern. The front metal plate comprises multiple first through holes. The multiple light emitting diode chips are each set on the electric circuit pattern via the multiple first through holes. The first optical lens comprises multiple first long teeth and multiple second long teeth. Each of the first long teeth is inclined at a direction that is opposite to inclination of each of the second long teeth in order to directly correct a light beam pattern and to have the light beam projected onto a pre-determined location.

Description

Light-emitting diode module with optical lens (2)

The present invention relates to a light emitting diode module, and more particularly to a light emitting diode module having an optical lens. The light emitting diode module has a metal substrate and a front metal plate, and at least one optical lens is injection molded on the light emitting diode module. Front metal plate.

Conventional technologies such as the German patent DE102004062989, the patent family of which are the European Union patents EP1828678, ES2342549, Chinese patent CN101087977, JP2008524816A, the Republic of China patent TWI388767, the US patent US7806562 and WO2006066531, this prior art disclosure can be used by the plug (52) The optical element (5) is fixed on the carrier (2), and the primary optical element is set to a correct value in order to set the distance of the primary optical element (5) above each of the light-emitting diode chips (3) underneath. (5) Between the carrier plate (2) or the mounting surface (10), one or more spacer layers are provided, and the spacer layer limits the penetration depth of the pin (52) in the hole (22) . The primary optical element (5) is a composite optical concentrator in which one end of the optical concentrator (5) is incorporated into the casting recess (4) and optically made, for example, by Canadian balsam. The ground is coupled to each of the LED chips (3). The optical focus (5) can focus the light generated by each of the LED chips (3) such that the light is removed from the optical focus (5) away from the respective LED chips with a reduced divergence (3) The terminal side (51) exits. Primary optics (5) can be used with the optics of the headlights (second-order optics) Component).

However, this prior art is to fix the primary optical component (5) to the carrier (2) with a pin (52), and there is a gap between the primary optical component (5) and the LED (3). When the light beam emitted from the LED chip (3) passes through the gap, it will refract the air in the gap to affect optical focusing and increase optical loss. Furthermore, when the conventional technology is implemented in a headlight, many optical components (second-order optical components) are required, for example, one to two optical lenses and one or two mirrors, and therefore, the number of lens components required for the lamp is large. The required focal length of the lamp is long, the volume of the lamp is large, and the manufacturing cost of the lamp is high, and there is a need for improvement.

An object of the present invention is to provide a light emitting diode module having an optical lens, comprising a metal substrate, a front metal plate, a plurality of light emitting diode chips, and a first optical lens; and the metal substrate and the front metal plate And the first optical lens is injection molded on the front metal plate; the metal substrate has a circuit pattern, and the front metal plate has a plurality of first through holes, and the plurality of light emitting diode chips are respectively disposed through the plurality of first through holes a first optical lens having a plurality of first elongate teeth and a plurality of second elongate teeth for guiding a light beam emitted by the corresponding LED body 50, each of the first elongate teeth tilting direction and each of the first The two elongated teeth are inclined in opposite directions.

The effect of the gain of the present invention is that the provided LED module can directly correct its beam pattern and illuminate the beam to a specified position by using the first optical lens. Therefore, the present invention can be simplified when implemented in a vehicle lamp. Required for the lights The number of mirror members shortens the focal length required for the lamps, reduces the volume of the lamps and reduces the manufacturing cost of the lamps.

The effect of the gain of the present invention (2) is that the provided light-emitting diode module directly utilizes the first optical lens to make the half-power angle formed by the light beam emitted from the plurality of light-emitting diode chips in the X-axis (half-intensity). The directional angle may be less than or equal to 60 degrees, and the half power angle formed by the beam emitted by the plurality of light emitting diode chips in the Y axis may be less than or equal to 30 degrees.

The effect of the gain of the present invention (3) is that the provided LED module is formed by using an air-free package to form the first optical lens on the front metal plate. Therefore, the present invention can reduce the refraction of the beam and Light loss.

The effect of the gain of the present invention (4) is that during the thermal pressing process and the cooling process of the provided LED module, the length variation caused by the thermal energy of the front metal plate and the metal substrate is not caused by the light-emitting diode. The body module is bent to avoid damage to the package structure of the LED module.

The effect of the gain of the present invention (5) is that the provided LED module can directly correct the beam pattern by using the first optical lens and the second optical lens and illuminate the beam to a specified position, and each of the first elongated teeth and Each of the third elongate teeth has the same size and inclination angle, and each of the second elongate teeth and each of the fourth elongate teeth have the same size and inclination angle, or each of the first elongate teeth and each of the third elongate teeth Different sizes and inclination angles are available, and each of the second elongated teeth and each of the fourth elongated teeth can have different sizes and inclination angles to meet the requirements of various types of lamps.

The effect of the gain of the present invention (6) is that the provided light-emitting diode The body module can disperse the heat generated by the plurality of light emitting diode chips by the front metal plate and the metal substrate, so that the light emitting diode module can be cooled forward and backward, and the front metal plate can further have fins to simultaneously dissipate heat. And shading effect.

The technical means adopted by the present invention (1) is to provide a light emitting diode module having an optical lens, comprising: a metal substrate having a circuit pattern; and a front metal plate having a plurality of first through holes. And the front metal plate is attached to the metal substrate; the plurality of light emitting diode chips are respectively disposed on the circuit pattern through the plurality of first through holes; and a first optical lens is injection molded on the front metal plate And covering a plurality of first perforations, the first optical lens having a plurality of first elongate teeth in the X-axis direction and a plurality of second elongate teeth in the X-axis; wherein the first optical surface of each of the first elongate teeth One of the second elongated teeth is inclined toward the inner side, and the oblique direction of each of the first optical surfaces is opposite to the oblique direction of each of the second optical surfaces.

The technical means adopted by the present invention (2) is to provide a light emitting diode module having an optical lens, comprising: a metal substrate having a circuit pattern; and a front metal plate having a plurality of first through holes and a plurality of second through holes, the front metal plate is attached to the metal substrate; the plurality of light emitting diode chips are respectively disposed on the circuit pattern through the plurality of first through holes and the plurality of second through holes; and a first optical lens is emitted Formed on the front metal plate and covering a plurality of first perforations, the first optical lens having a plurality of first elongate teeth in the X-axis direction and a plurality of second elongate teeth in the X-axis; a second optical lens, Injection molding on the front metal plate and covering a plurality of second perforations, the second optical lens having a plurality of third elongate teeth in the X-axis direction and a plurality of fourth elongate teeth in the X-axis; wherein each of the first lengths One of the first optical surfaces of the tooth and each One of the second elongated teeth is inclined toward the inner side, and the oblique direction of each of the first optical surfaces is opposite to the oblique direction of each of the second optical surfaces, and the third optical surface of each of the third elongated teeth is the fourth longest One of the shaped teeth has a fourth optical surface that is inclined toward the inner side, and an oblique direction of each of the third optical surfaces is opposite to an oblique direction of each of the fourth optical surfaces.

The technical means (3) adopted by the present invention provides a light emitting diode module having an optical lens, comprising: a metal substrate having a circuit pattern; and a front metal plate having a plurality of first perforations, a plurality of second through holes and a third through hole, the front metal plate is attached to the metal substrate; the plurality of light emitting diode chips are respectively disposed on the circuit through the plurality of first through holes, the plurality of second through holes, and the third through holes a first optical lens, which is injection-molded on the front metal plate and covers a plurality of first perforations, the first optical lens having a plurality of first elongate teeth in the X-axis direction and a plurality of second X-axis directions a second optical lens that is injection molded on the front metal plate and covers a plurality of second perforations, the second optical lens having a plurality of third elongated teeth in the X-axis direction and a plurality of X-axis directions a fourth optical lens; a third optical lens is injection molded on the front metal plate and covers the third through hole, the third optical lens having a plurality of fifth elongated teeth in the X-axis direction and a plurality of X-axis directions Sixth long tooth; each of which The oblique direction of the elongated teeth is opposite to the oblique direction of each of the second elongated teeth, and the oblique direction of each of the third elongated teeth is opposite to the oblique direction of each of the fourth elongated teeth, and the oblique direction of each of the fifth elongated teeth is The sixth elongated teeth are inclined in opposite directions.

1a, 1b, 1c, 1d, 1e, 1f‧‧ ‧ LED modules

10‧‧‧Metal substrate

12‧‧‧ circuit pattern

14‧‧‧Circuit protection paint

15,16‧‧‧Electrode

20‧‧‧First insulation

30‧‧‧Front metal plate

31‧‧‧First perforation

32‧‧‧Second perforation

33‧‧‧ third perforation

34‧‧‧Electroplating wall

35‧‧‧Fluorite

39‧‧‧Fins

40‧‧‧Second insulation

50‧‧‧Light Emitter Wafer

51‧‧‧ Circuit Protection Components

52‧‧‧ center vertical line

80‧‧‧First optical lens

81‧‧‧First long tooth

811‧‧‧First optical surface

82‧‧‧Second elongate teeth

821‧‧‧second optical surface

89‧‧‧Central District

89a‧‧‧Central curved surface

90‧‧‧Second optical lens

91‧‧‧3rd long tooth

911‧‧‧ Third optical surface

92‧‧‧4th long tooth

921‧‧‧Fourth optical surface

99‧‧‧Central District

100‧‧‧ third optical lens

101‧‧‧5th long tooth

102‧‧‧6th long tooth

1 is a perspective view of a preferred embodiment of the present invention.

Figure 2 is a partially exploded perspective view of a preferred embodiment of the present invention.

Figure 3 is a partial cross-sectional view of a preferred embodiment of the present invention.

4 is a schematic diagram of a light path in accordance with a preferred embodiment of the present invention.

Figure 5 is a perspective view of a first optical lens of the present invention.

Figure 6 is a perspective view of another first optical lens of the present invention.

Figure 7 is a perspective view of a second embodiment of the present invention.

Figure 8 is a partially exploded perspective view of a second embodiment of the present invention.

Figure 9 is a partial cross-sectional view showing a second embodiment of the present invention.

Figure 10 is a schematic illustration of a light path of a second embodiment of the present invention.

Figure 11 is a perspective view of a third embodiment of the present invention.

Figure 12 is a perspective view of a fourth embodiment of the present invention.

Figure 13 is a partial cross-sectional view showing a fourth embodiment of the present invention.

Figure 14 is a perspective view showing a fifth embodiment of the present invention.

Figure 15 is a partial cross-sectional view showing a fifth embodiment of the present invention.

Figure 16 is a perspective view of a sixth embodiment of the present invention.

Figure 17 is a partial cross-sectional view showing a sixth embodiment of the present invention.

For a better understanding of the features, technical means, and specific functions and objects of the present invention, the specific embodiments are illustrated, and the detailed description of the drawings will be followed.

Referring to FIG. 1 to FIG. 6 , in a preferred embodiment, the LED module 1 a of the present invention comprises a metal substrate 10 , a front metal plate 30 , and a plurality of illuminations The second substrate 50 has a circuit pattern 12; the front metal plate 30 has a plurality of first through holes 31, and the front metal plate 30 is attached to the metal substrate 10; The optical lens 80 is injection molded on the front metal plate 30 and covers a plurality of first through holes 31. The first optical lens 80 has a plurality of first elongated teeth 81 in the X-axis direction and a plurality of second elongated teeth 82 in the X-axis direction. And guiding the light beam emitted by the corresponding LED chip 50; wherein the first optical surface 811 of each of the first elongated teeth 81 and the second optical surface 821 of each of the second elongated teeth 82 are inclined inward. The oblique direction of each of the first optical surfaces 811 is opposite to the oblique direction of each of the second optical surfaces 821, and the LED module 1a can directly correct the Beam pattern by using the first optical lens 80 and irradiate the beam to the designated In the position, when the invention is implemented in a lamp, the number of lens components required for the lamp can be simplified, the focal length required for the lamp can be shortened, the volume of the lamp can be reduced, and the manufacturing cost of the lamp can be reduced.

The embodiment of the first optical lens 80 is as follows: a plurality of first elongated teeth 81 and a plurality of second elongated teeth 82 are distributed on two sides of a central vertical line 52 of the corresponding light-emitting diode wafer 50, and each of the light-emitting diodes The half-intensity directional angle formed by the bulk wafer 50 through the first optical lens 80 in the X-axis direction may be less than or equal to 60 degrees, and each of the light-emitting diode wafers 50 is transmitted through the first optical lens 80 in the Y-axis direction. The resulting half power angle can be less than or equal to 30 degrees.

Another embodiment of the first optical lens 80 is as follows: a plurality of first elongate teeth and a plurality of second elongate teeth are distributed on either side of a central vertical line 802 of the first optical lens 80, and the first optical lens 80 has an X One of the axial centers 89 (shown in FIG. 5) or the central curved surface 89a (shown in FIG. 6) guides the corresponding light-emitting diode crystal The light beam emitted by the sheet 50; wherein the central ridge 89 has two symmetry planes, and the central curved surface 89a may be selected from the group consisting of an Aspheric Surface, a Cambered Surface, a Parabolic Surface, and a Hyperbolic Surface) or Free-Form Surface.

The first optical lens 80 is further provided with a phosphor 35 (such as but not limited to fluorescent glue or fluorescent film), and each of the first through holes 31 is further provided with a phosphor 35 (for example, but not limited to, fluorescent glue or fluorescent film). The light beam emitted from the diode wafer 50 is transmitted through the phosphor 35 to achieve light mixing. In order to reduce the refraction and light loss of the light beam, the first optical lens 80 and each of the phosphors 35 are packaged in an air-free manner, and each of the phosphors 35 and each of the light-emitting diode wafers 50 are sealed in an air-free manner. .

The package of the front metal plate 30 is as follows: the front metal plate 30 and the metal substrate 10 have the same coefficient of linear thermal expansion (CLTE), and the front metal plate 30 and the metal substrate 10 are selected from the same. Each of the first perforations 31 has an electroplated wall surface 34 of aluminum or copper of the same material. Furthermore, the linear thermal expansion coefficient (CLTE) of the front metal plate 30 and the metal substrate 10 may be close, and the front metal plate and the metal substrate may be selected from aluminum materials or copper materials of different materials, and each of the first through holes 31 has A plated wall 34. In addition, the thermal energy generated by the plurality of LED chips 50 can be dispersed to the front metal plate 30 and the metal substrate 10, so that the LED module 1a can be radiated back and forth to avoid heat generated by the plurality of LED chips 50. It is stored in the first optical lens 80 and the complex LED chip 50.

The insulation of the circuit pattern 12 is as follows: a first insulating layer 20 is disposed between the metal substrate 10 and the circuit pattern 12 to make the metal substrate 10 and the circuit pattern 12 Insulation is achieved, and a second insulating layer 40 is disposed between the front metal plate 30 and the metal substrate 10 to insulate the front metal plate 30 from the circuit pattern 12, and the front metal plate 30 is insulated from the metal substrate 10; The insulating layer 40 may be selected from a thermosetting insulating adhesive material such as, but not limited to, an insulating thermal conductive adhesive or an epoxy resin or a non-thermosetting insulating adhesive material. When the second insulating layer 40 of the thermosetting type is selected, the length variation of the front metal plate 30 and the metal substrate 10 due to thermal energy during the thermocompression bonding process and the cooling process tends to be uniform, so that the light emitting diode is not caused. The module 1a is bent to avoid damage to the package structure of the LED module 1a.

The circuit protection mode of the circuit pattern 12 is as follows: The circuit pattern 12 may have a plurality of electrode portions 15, 16, and a circuit protection paint 14 may be further coated on the circuit pattern 12, and the plurality of electrode portions 15, 16 of the circuit pattern 12 are exposed. Furthermore, the circuit pattern 12 may further be provided with a circuit protection component 51, and the circuit protection component 51 may be selected from an ESD Protection Diode or a surge protection metal oxide varistor (Metal Oxide Varistor for Surge) Protection) to protect the complex LED chip 50 and the circuit pattern 12 to avoid electrostatic discharge or surge damage.

Referring to FIG. 5 to FIG. 10, in the second embodiment, the LED module 1b of the present invention is substantially the same as the preferred embodiment, and the difference between the two is only that the front metal plate 30 is plural. The first through hole 31 and the plurality of second through holes 32, the number of the plurality of first through holes 31 is greater than the number of the plurality of second through holes 32, and the plurality of first through holes 31 and the plurality of second through holes 32 are distributed in two rows on the front metal plate 30, The front metal plate 30 is attached to the metal substrate 10; the first optical lens 80 is injection molded on the front metal plate 30. And covering a plurality of first through holes 31, the first optical lens 80 has a plurality of first elongated teeth 81 in the X-axis direction and a plurality of second elongated teeth 82 in the X-axis direction to guide the corresponding light-emitting diode wafer 50 The emitted light beam; the second optical lens 90 is injection molded on the front metal plate 30 and covers the plurality of second through holes 32. The second optical lens 90 has a plurality of third elongated teeth 91 and an X-axis in the X-axis direction. The fourth elongate tooth 92 guides the light beam emitted by the corresponding LED chip 50; wherein each of the first elongate teeth 81 has a first optical surface 811 and a second elongate tooth 82 The optical surface 821 is inclined to the inner side, and the oblique direction of each of the first optical surfaces 811 is opposite to the oblique direction of each of the second optical surfaces 821, and one of the third elongated teeth 91 is the third optical surface 911 and each of the fourth elongated teeth 92. One of the fourth optical surfaces 921 is inclined inward, and the oblique direction of each of the third optical surfaces 911 is opposite to the oblique direction of each of the fourth optical surfaces 921. The LED module 1b can utilize the first optical lens 80 and the second optical The lens 90 directly corrects its beam pattern and illuminates the beam to a specified position.

The embodiment of the first optical lens 80 is as follows: the plurality of first elongated teeth 81 and the plurality of second elongated teeth 82 are distributed on both sides of a central vertical line 52 of the corresponding light-emitting diode wafer 50, and the third long length The shaped teeth 91 and the plurality of fourth elongated teeth 92 are distributed on both sides of a central vertical line 52 of the corresponding light-emitting diode wafer 50. The length of the first optical lens 80 in the X-axis direction is greater than or equal to that of the second optical lens 90. The length of the X-axis, each of the first elongated teeth 81 and each of the third elongated teeth 91 have the same size and inclination angle, and each of the second elongated teeth 82 and each of the fourth elongated teeth 92 have the same size and inclination. angle. Furthermore, each of the first elongated teeth 81 and each of the third elongated teeth 91 may have different sizes and inclination angles, and each of the second elongated teeth 82 and each of the fourth elongated teeth 92 may have different sizes and inclination angles. .

Another embodiment of the first optical lens 80 is as follows: a plurality of first elongate teeth and a plurality of second elongate teeth are distributed on either side of a central vertical line 802 of the first optical lens 80, and the first optical lens 80 has an X One of the axial centers 89 (shown in FIG. 9) or a central curved surface (not shown) guides the light beam emitted by the corresponding LED chip 50, the plurality of third elongated teeth 91 and the fourth The elongate teeth 92 are distributed on two sides of a central perpendicular 902 of the second optical lens 90, and the second optical lens 90 has a central axis 99 (shown in FIG. 9) or a central curved surface (not shown). The light beam emitted by the corresponding light-emitting diode wafer 50 is guided; wherein the central surface 89 has two symmetry planes, and the central curved surface may be selected from an aspherical surface, a curved surface, a paraboloid, a hyperboloid or a free curved surface.

Referring to FIG. 11, in the third embodiment, the LED module 1c of the present invention is substantially the same as the second embodiment, and the difference is only in that the second optical lens 90 and the corresponding plurality The second through hole 32 is left aligned with the first optical lens 80 and the plurality of first through holes 31, or the second optical lens 90 and the corresponding plurality of second through holes 32 are rightly aligned with the first optical lens 80 and the plurality of first through holes 31.

Referring to FIG. 12 to FIG. 13 , in the fourth embodiment, the LED module 1 d of the present invention is substantially the same as the second embodiment, and the difference is only in the front metal plate 30 further. The plurality of second through holes 32 and the at least one third through hole 33, the plurality of first through holes 31, the plurality of second through holes 32 and the third through holes 33 are arranged in three rows on the front metal plate 30, and the number of the plurality of first through holes 31 is greater than the plurality The number of the second through holes 32, and the front metal plate 30 is attached to the metal substrate 10; the first optical lens 80 is injection molded on the front metal plate 30, and covers the plurality of first through holes 31, the first light The learning lens 80 has a plurality of first elongated teeth 81 in the X-axis direction and a plurality of second elongated teeth 82 in the X-axis direction to guide the light beams emitted by the corresponding light-emitting diode wafer 50; the second optical lens 90 is injection molded On the front metal plate 30, and covering a plurality of second through holes 32, the second optical lens 90 has a plurality of third elongated teeth 91 in the X-axis direction and a plurality of fourth elongated teeth 92 in the X-axis direction to guide the corresponding a light beam emitted from the LED wafer 50; the third optical lens 100 is injection molded on the front metal plate 30 and covers the third through hole 33, and the third optical lens 100 has a plurality of fifth elongated teeth 101 in the X-axis direction. And a plurality of sixth elongated teeth 102 in the X-axis direction; wherein the inclination direction of each of the first elongated teeth 81 is opposite to the inclination direction of each of the second elongated teeth 82, and the inclination direction of each of the third elongated teeth 91 and each The inclined directions of the four elongated teeth 92 are opposite, and the oblique directions of the fifth elongated teeth 101 are opposite to the oblique directions of the sixth elongated teeth 102. The LED module 1d can utilize the first optical lens 80, The two optical lenses 90 and the third optical lens 100 directly correct their beam patterns and illuminate the light beam to a specified position.

The arrangement of the first optical lens 80, the second optical lens 90, and the third optical lens 100 is as follows: the second optical lens 90 and the corresponding plurality of second through holes 32 are left-aligned to the first optical lens 80 and the first plurality The through hole 31, the third optical lens 100 and the third through hole 33 are left-aligned to the second optical lens 90 and the plurality of second through holes 32. Furthermore, another arrangement of the first optical lens 80, the second optical lens 90 and the third optical lens 100 is, for example, that the second optical lens 90 and the corresponding plurality of second through holes 32 are right-aligned with the first optical lens 80 and The plurality of first through holes 31, the third optical lens 100 and the third through holes 33 are rightly aligned with the second optical lens 90 and the plurality of second through holes 32.

Referring to FIG. 14 to FIG. 15, in the fifth embodiment, The LED module 1e of the present invention is substantially the same as that of the second embodiment. The difference between the two is that the front metal plate 30 has at least one heat dissipating and light blocking fin 39, and the plurality of LED chips 50. The generated thermal energy can be dispersed to the metal substrate 10 and the fins 39 of the front metal plate 30 to avoid concentration of heat. The fins 30 can be located on one side of either of the optical lenses 80, 90 to have a light blocking effect.

The arrangement of the plurality of LED chips 50 is as follows: the plurality of LED chips 50 can be respectively disposed on the circuit pattern 12 by means of a Flip Chip, or as shown in FIGS. 16 and 17 In the sixth embodiment, the plurality of LED chips 50 of the LED module 1i can be separately disposed on the circuit pattern 12 by means of Die bonding and Wire bonding, but the present invention The embodiment is not limited to this.

1a‧‧‧Lighting diode module

10‧‧‧Metal substrate

15,16‧‧‧Electrode

20‧‧‧First insulation

30‧‧‧Front metal plate

31‧‧‧First perforation

35‧‧‧Fluorite

51‧‧‧ Circuit Protection Components

80‧‧‧First optical lens

Claims (16)

A light emitting diode module having an optical lens, comprising: a metal substrate having a circuit pattern; a front metal plate having a plurality of first through holes, wherein the front metal plate is attached to the metal substrate a plurality of light emitting diode chips respectively disposed on the circuit pattern through the plurality of first through holes; and a first optical lens, injection molded on the front metal plate, and covering the plurality of first through holes, the first optical The lens has a plurality of first elongate teeth of the X-axis and a plurality of second elongate teeth of the X-axis; wherein the first optical face of each of the first elongate teeth and the second optical face of each of the second elongate teeth The inner side is inclined, and the oblique direction of each of the first optical surfaces is opposite to the oblique direction of each of the second optical surfaces. The light emitting diode module having an optical lens according to claim 1, wherein the plurality of first elongated teeth and the plurality of second elongated teeth are distributed on both sides of a central vertical line of the corresponding light emitting diode chip. And each of the light emitting diode chips has a half power angle formed by the first optical lens in the X-axis direction being less than or equal to 60 degrees, and each of the light-emitting diode chips is formed in the Y-axis by the first optical lens. The angle is less than or equal to 30 degrees. The illuminating diode module having an optical lens according to claim 1, wherein the plurality of first elongate teeth and the plurality of second elongate teeth are distributed on two sides of a central perpendicular of the first optical lens, and The first optical lens has One of the central axes of the X-axis has two symmetry planes. The illuminating diode module having an optical lens according to claim 1, wherein the plurality of first elongate teeth and the plurality of second elongate teeth are distributed on two sides of a central perpendicular of the first optical lens, and The first optical lens has a central curved surface of the X-axis, and the central curved surface may be selected from an aspherical surface, a curved surface, a paraboloid, a hyperboloid, or a free-form surface. The light-emitting diode module having an optical lens according to the first aspect of the invention, wherein the front metal plate and the metal substrate are selected from the same material of aluminum or copper, and each of the first through holes has a plated wall surface. And a phosphor, the first optical lens and the phosphors have no air gap therebetween. The light-emitting diode module having an optical lens according to the first aspect of the invention, wherein the front metal plate and the metal substrate are selected from aluminum or copper materials of different materials, and each of the first through holes has a plated wall surface. And a phosphor, the first optical lens and the phosphors have no air gap therebetween. The illuminating diode module having an optical lens according to the first aspect of the invention, wherein a first insulating layer is disposed between the metal substrate and the circuit pattern, and a second layer is disposed between the front metal plate and the metal substrate. The insulating layer may be selected from a thermosetting insulating adhesive material or a non-thermosetting insulating adhesive material. The LED module having an optical lens according to the first aspect of the invention, wherein a circuit protection lacquer is coated on the circuit pattern, and at least one circuit protection component is disposed on the circuit pattern, and the circuit protection component can be Selected from Electrostatic discharge protection diode or metal oxide varistor (Metal Oxide Varistor for Surge Protection). A light emitting diode module having an optical lens, comprising: a metal substrate having a circuit pattern; a front metal plate having a plurality of first through holes and a plurality of second through holes, the front metal plate being bonded The plurality of light-emitting diode chips are respectively disposed on the circuit pattern through the plurality of first through holes and the plurality of second through holes; a first optical lens is injection-molded on the front metal plate and covers a plurality of a first perforation, the first optical lens has a plurality of first elongate teeth in an X-axis direction and a plurality of second elongate teeth in an X-axis; a second optical lens is injection-molded on the pre-metal plate and covered a plurality of second perforations, the second optical lens having a plurality of third elongate teeth in the X-axis direction and a plurality of fourth elongate teeth in the X-axis; wherein the first optical surface of each of the first elongate teeth and the second One of the elongate teeth is inclined toward the inner side, and the oblique direction of each of the first optical surfaces is opposite to the oblique direction of each of the second optical surfaces, and one of the third elongate teeth and the fourth elongate tooth One of the fourth optics is inclined to the inside, The oblique direction of each of the third optical surfaces is opposite to the oblique direction of each of the fourth optical surfaces. The light-emitting diode module having an optical lens according to claim 9, wherein the plurality of third elongated teeth and the plurality of fourth elongated teeth are distributed One of the second optical lenses is on either side of the center perpendicular, and the second optical lens has a central axis of the X-axis, the central axis having two planes of symmetry. The light-emitting diode module having an optical lens according to claim 9, wherein the plurality of third elongated teeth and the plurality of fourth elongated teeth are distributed on both sides of a central perpendicular of the second optical lens, and The second optical lens has a central curved surface of the X-axis, and the central curved surface may be selected from an aspherical surface, a curved surface, a paraboloid, a hyperboloid, or a free-form surface. The light-emitting diode module having an optical lens according to claim 9, wherein the length of the first optical lens in the X-axis direction is greater than or equal to the length of the second optical lens in the X-axis direction, each first The elongate teeth and each of the third elongate teeth have the same or different sizes and inclination angles, and each of the second elongate teeth and each of the fourth elongate teeth have the same or different sizes and inclination angles. The illuminating diode module having an optical lens according to claim 9 , wherein the plurality of first perforations and the plurality of second perforations are respectively provided with a plating wall and a phosphor, the first optical lens and the corresponding There is no air gap in the middle of the phosphor, and there is no air gap between the second optical lens and the corresponding phosphor. The light emitting diode module having an optical lens according to claim 9, wherein the front metal plate has at least one fin that can dissipate heat and block light, and the fin is located at one side of one of the optical lenses. A light emitting diode module having an optical lens, comprising: a metal substrate, the metal substrate having a circuit pattern; a front metal plate having a plurality of first through holes, a plurality of second through holes and a third through hole, the front metal plate being attached to the metal substrate; the plurality of light emitting diode chips passing through the plurality of first through holes, the second plurality The through holes and the third through holes are respectively disposed on the circuit pattern; a first optical lens is injection molded on the front metal plate and covers a plurality of first through holes, the first optical lens having a plurality of X axes An elongate tooth and a plurality of second elongate teeth in the X-axis; a second optical lens is injection-molded on the pre-metal plate and covers a plurality of second perforations, the second optical lens having a plurality of X-axis a third elongate tooth and a plurality of fourth elongate teeth in the X-axis; a third optical lens is injection-molded on the pre-metal plate and covering the third perforation, the third optical lens having an X-axis a plurality of fifth elongate teeth and a plurality of sixth elongate teeth of the X-axis; wherein an inclination direction of each of the first elongate teeth is opposite to an inclination direction of each of the second elongate teeth, and an inclination direction of each of the third elongate teeth is The fourth elongate teeth are inclined in opposite directions and each has a fifth length The inclination direction opposite to the inclination direction of the teeth of each of the sixth elongated teeth. The illuminating diode module having an optical lens according to claim 15, wherein the plurality of first perforations, the plurality of second perforations, and the third perforations are respectively provided with a plating wall and a phosphor, the first There is no air gap between the optical lens and the corresponding phosphor, and there is no air gap between the second optical lens and the corresponding phosphor, and there is no air gap between the third optical lens and the corresponding phosphor.