CN211600367U - High-power laser lighting device based on deformable prism pair compression light beam - Google Patents
High-power laser lighting device based on deformable prism pair compression light beam Download PDFInfo
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- CN211600367U CN211600367U CN202020009733.2U CN202020009733U CN211600367U CN 211600367 U CN211600367 U CN 211600367U CN 202020009733 U CN202020009733 U CN 202020009733U CN 211600367 U CN211600367 U CN 211600367U
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Abstract
The utility model discloses a high power laser lighting device based on deformation prism is to compression light beam includes, laser BANK group, deformation prism right, plane reflector or prism, laser focusing mirror, the even light mirror of laser, fluorescence pottery and secondary lens, the emergent beam of laser BANK group passes through in proper order deformation prism right plane reflector or prism the laser focusing mirror the even light mirror of laser reachs fluorescence pottery, the yellow light that fluorescence pottery arouses with the white light warp that the remaining blue light of laser BANK group mixes the emergent light is received to the secondary lens, deformation prism is to being used for the compression the light width of the emergent beam of laser BANK group. The beneficial effects of the utility model reside in that: the LED lamp has the advantages of high luminous intensity, small light-emitting angle, small lamp size, simple and compact structure, convenience in assembly and adjustment and the like, and can realize ultra-long distance irradiation and stronger cloud and mist penetrating capability of the illuminating device.
Description
Technical Field
The utility model relates to a high power laser lighting device based on deformation prism is to compression light beam.
Background
Severe flying conditions such as cloudy, heavy fog, severe environment, poor lighting conditions and the like can bring great potential safety hazards to the work of landing, gliding, rescuing and the like of the airplane. The existing landing sliding lamp and strong light searching lamp mainly adopt LED or xenon lamp, the LED light source is high-efficient, stable, small in size but limited in brightness, the xenon lamp is high in brightness but large in starting voltage and light source size, the airplane is strictly limited in weight and space, and the design difficulty of the external illumination is greatly increased.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is that the drawback of landing sliding lamp, highlight search lamp adoption LED or xenon lamp among the prior art provides a neotype high power laser lighting device based on deformation prism to the compression light beam.
In order to realize the purpose, the technical scheme of the utility model is as follows: a high-power laser lighting device based on a deformed prism pair to compress light beams is used for a landing sliding lamp and an intense light searching lamp and comprises,
laser BANK group, deformation prism pair, plane mirror or prism, laser focusing mirror, even optical mirror of laser, fluorescence pottery and secondary lens, the emergent beam of laser BANK group passes through in proper order the deformation prism pair plane mirror or prism the laser focusing mirror the even optical mirror of laser reachs fluorescence pottery, the yellow light that fluorescence pottery arouses with the white light warp of the remaining blue light mixture of laser BANK group the secondary lens is received and is sent out, deformation prism is to being used for the compression the light width of the emergent beam of laser BANK group.
As a preferable scheme of the high-power laser lighting device based on the anamorphic prism pair compression beam, the laser BANK group is composed of more than two semiconductor laser BANKs.
As a preferable scheme of the high-power laser lighting device based on the anamorphic prism pair compression beam, the laser wavelength of the semiconductor laser BANK is between 400 and 460 nm.
As a preferable scheme of the high-power laser lighting device based on the deformable prism pair to compress the light beam, the deformable prism pair consists of a first right-angle prism and a second right-angle prism.
As a preferable scheme of the high-power laser lighting device based on the anamorphic prism to compress the light beam, the laser light incident surfaces of the first right-angle prism and the second right-angle prism are plated with antireflection films.
As a preferable scheme of the high-power laser lighting device based on the deformed prism to compress the light beam, the laser reflecting surface of the plane reflector or the prism is plated with a high-reflection film.
As a preferred scheme of the high-power laser lighting device based on the deformation prism to the compressed light beam, the laser focusing mirror is a spherical mirror or an aspheric mirror plated with an antireflection film.
As a preferable scheme of the high-power laser lighting device based on the anamorphic prism pair to compress the light beam, the laser dodging mirror is a micro-lens array or ground glass.
As a preferable scheme of the high-power laser lighting device based on the anamorphic prism pair compression beam, a secondary lens is arranged in front of the fluorescent ceramic, and the secondary lens is a parabolic reflector plated with a high-reflection film.
Compared with the prior art, the beneficial effects of the utility model reside in at least: the LED lamp has the advantages of high luminous intensity, small light-emitting angle, small lamp size, simple and compact structure, convenience in assembly and adjustment and the like, and can realize ultra-long distance irradiation and stronger cloud and mist penetrating capability of the illuminating device.
In addition to the technical problems, technical features constituting technical aspects, and advantageous effects brought by the technical features of the technical aspects described above, other technical problems, technical features included in the technical aspects, and advantageous effects brought by the technical features solved by the present invention will be described in further detail with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic view of a compressed laser light width according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail below with reference to the accompanying drawings by way of specific embodiments. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. Furthermore, the technical features mentioned in the embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.
Referring to fig. 1 and 2, a high power laser illuminator based on an anamorphic prism pair for compressing a beam is shown. The high-power laser lighting device comprises a three-in-one BANK group 1 consisting of 3 semiconductor lasers BANK, a deformable prism pair (a first right-angle prism 21 and a second right-angle prism 22), a plane reflector or prism 3, a laser focusing mirror 4, fluorescent ceramic 5, a laser dodging mirror 6 and a secondary light distribution mirror 7. The wavelengths of the laser BANK groups 1 of each module are the same, and the corresponding anamorphic prisms are adopted to compress the light width of the laser beams. The plane mirror or prism 3 bends the compressed laser beam by 90 °. And then the energy of laser spots on the surface of the fluorescent ceramic 5 is reduced under the action of homogenization by the laser homogenizing mirror 6 and focusing by the laser focusing mirror 4 so as to ensure the service life of the laser lighting device. The laser-excited fluorescent ceramic 5 is mixed to generate white light, and the white light is finally reflected by the secondary light distribution lens 7 to generate light; the laser white light module can generate hundreds of millions of cds of white light to be emitted.
In this embodiment, for each group of semiconductor laser BANK groups 1, the anamorphic prism is used to compress the laser beam width of the laser BANK group 1 in order to reduce the optical size of the beam shaping element and the volume of the laser illumination device. The semiconductor laser has the advantages of good monochromaticity, strong directivity, high brightness, small volume, long service life and the like, so that the laser lighting device using the semiconductor laser as a light source has more concentrated light beams, stronger penetrating power, smaller volume and more compact structure, and can convert the external lighting to highly concentrated miniaturization.
In this embodiment, the anamorphic prism pair is composed of two right-angle prism pairs with the same optical structure parameters and arranged at a specific angle, and the two right-angle prism pairs are coated with antireflection films.
In this embodiment, the laser light incident surfaces of the lens and the prism are both coated with antireflection films, and the light beam reflecting surfaces are both coated with high-reflection films, so that the light energy loss is reduced, and the light-light conversion efficiency is improved.
In this embodiment, the laser focusing lens 4 is a spherical or aspheric lens, and focuses the laser beam with the compressed optical width on the surface of the fluorescent ceramic.
In this embodiment, the laser uniformizing mirror 6 is a micro lens array or ground glass, and homogenizes laser spots on the surface of the fluorescent ceramic 5, so as to reduce the laser power density on the surface of the fluorescent ceramic.
Finally, in this embodiment, the secondary light distributor 7 is a parabolic reflector, and the mixed white light is emitted through light distribution by the parabolic reflector.
The above description is only intended to represent embodiments of the present invention, which are more specific and detailed, but not to be construed as limiting the scope of the claims. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (9)
1. A high-power laser lighting device based on a deformed prism pair to compress light beams is used for a landing sliding lamp and an intense light searching lamp and is characterized by comprising,
laser BANK group, deformation prism pair, plane mirror or prism, laser focusing mirror, even optical mirror of laser, fluorescence pottery and secondary lens, the emergent beam of laser BANK group passes through in proper order the deformation prism pair plane mirror or prism the laser focusing mirror the even optical mirror of laser reachs fluorescence pottery, the yellow light that fluorescence pottery arouses with the white light warp of the remaining blue light mixture of laser BANK group the secondary lens is received and is sent out, deformation prism is to being used for the compression the light width of the emergent beam of laser BANK group.
2. The high-power laser lighting device based on the anamorphic prism pair compression beam is characterized in that the laser BANK group is composed of more than two semiconductor laser BANKs.
3. The high-power laser lighting device based on the pair of anamorphic prisms compression beams as claimed in claim 2, wherein the laser wavelength of the semiconductor laser BANK is between 400-460 nm.
4. The high-power laser lighting device based on the anamorphic prism pair to compress the light beam is characterized in that the anamorphic prism pair is composed of a first right-angle prism and a second right-angle prism.
5. The high-power laser lighting device based on an anamorphic prism pair compressing light beam as claimed in claim 4, wherein the laser incident surfaces of the first right-angle prism and the second right-angle prism are coated with antireflection coating.
6. The high-power laser lighting device based on the pair of compressed beams by the anamorphic prism as claimed in claim 1, wherein the laser reflecting surface of the plane mirror or the prism is coated with a high-reflection film.
7. The high-power laser lighting device based on an anamorphic prism pair compressing light beams as claimed in claim 1, wherein the laser focusing mirror is a spherical mirror or an aspherical mirror coated with an antireflection coating.
8. The high-power laser lighting device based on the pair of compressed beams by the anamorphic prism as claimed in claim 1, wherein the laser dodging mirror is a micro lens array or ground glass.
9. The high-power laser illuminator based on deformable prism pair compressed beam according to any one of claims 1 to 8, wherein the secondary lens is arranged in front of the fluorescent ceramic, and is a parabolic reflector coated with high reflective film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020009733.2U CN211600367U (en) | 2020-01-03 | 2020-01-03 | High-power laser lighting device based on deformable prism pair compression light beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020009733.2U CN211600367U (en) | 2020-01-03 | 2020-01-03 | High-power laser lighting device based on deformable prism pair compression light beam |
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| CN211600367U true CN211600367U (en) | 2020-09-29 |
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|---|---|---|---|
| CN202020009733.2U Active CN211600367U (en) | 2020-01-03 | 2020-01-03 | High-power laser lighting device based on deformable prism pair compression light beam |
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