CN111169055A - Infrared receiving device and preparation process thereof - Google Patents
Infrared receiving device and preparation process thereof Download PDFInfo
- Publication number
- CN111169055A CN111169055A CN202010133960.0A CN202010133960A CN111169055A CN 111169055 A CN111169055 A CN 111169055A CN 202010133960 A CN202010133960 A CN 202010133960A CN 111169055 A CN111169055 A CN 111169055A
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- receiving device
- glass
- mounting
- infrared receiving
- screw rod
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- 238000002360 preparation method Methods 0.000 title claims abstract description 8
- 239000011521 glass Substances 0.000 claims abstract description 43
- 238000009434 installation Methods 0.000 claims description 42
- 239000011248 coating agent Substances 0.000 claims description 22
- 238000000576 coating method Methods 0.000 claims description 22
- 239000000463 material Substances 0.000 claims description 14
- 235000019353 potassium silicate Nutrition 0.000 claims description 12
- 238000000137 annealing Methods 0.000 claims description 9
- 238000002844 melting Methods 0.000 claims description 9
- 230000008018 melting Effects 0.000 claims description 9
- 229920006289 polycarbonate film Polymers 0.000 claims description 7
- 238000003723 Smelting Methods 0.000 claims description 6
- 238000010276 construction Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 6
- 229920001577 copolymer Polymers 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 5
- 229920000515 polycarbonate Polymers 0.000 claims description 5
- 239000004417 polycarbonate Substances 0.000 claims description 5
- 239000002994 raw material Substances 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000005336 cracking Methods 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 239000006066 glass batch Substances 0.000 claims description 3
- 239000003960 organic solvent Substances 0.000 claims description 3
- 238000010791 quenching Methods 0.000 claims description 3
- 230000000171 quenching effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008199 coating composition Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000005337 ground glass Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D7/00—Producing flat articles, e.g. films or sheets
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C23/00—Non-electrical signal transmission systems, e.g. optical systems
- G08C23/04—Non-electrical signal transmission systems, e.g. optical systems using light waves, e.g. infrared
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/08—Constructional details, e.g. cabinet
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Abstract
The invention discloses an infrared receiving device and a preparation process thereof, wherein a mounting box is provided with a mounting groove, the side wall of the mounting groove is provided with a through groove, the lower surface of the mounting groove is provided with two first sliding grooves which are parallel to each other, the mounting box is provided with coated glass, a first mounting frame is arranged in the first sliding grooves, a screw rod is arranged on the mounting box, the screw rod is in threaded connection with the mounting box, a second mounting frame is arranged in the second sliding grooves, the second mounting frame is in sliding connection with the first mounting frame, the upper surface of the second mounting frame is provided with an internal sensor, a connecting rod is arranged in the through groove, one end of the connecting rod is rotatably connected with the second mounting frame through, the position of the internal sensor can be adjusted according to the point focused by the infrared rays, the use is more convenient, the focusing of stray light can be avoided while the infrared rays are focused, and the normal work of the internal sensor is ensured.
Description
Technical Field
The invention relates to the technical field of infrared receiving devices, in particular to an infrared receiving device and a preparation process thereof.
Background
Infrared light is generally used in a non-contact controller such as a remote controller because of its high propagation speed and stability, but in a transmitter and a receiver of an infrared microphone and a speaker, it is required that infrared rays of the transmitter are scattered through a coated glass, so that the receiver can receive signals and requires infrared ray to transmit the coated glass, the process and the structure of the coating formula can transmit infrared rays as far as possible, then the ground glass on the other side of the glass is scattered, infrared rays pass through the coated glass of the receiver and are required to be sufficiently focused on the internal sensor, the internal sensor of the existing infrared receiving device cannot be adjusted according to the focused point of the infrared rays, the use is not convenient enough, in addition, the coated glass of the conventional infrared ray receiving device focuses infrared rays and also focuses stray light, which affects the normal operation of the internal sensor.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the existing defects, and provide an infrared receiving device and a preparation process thereof, wherein the position of an internal sensor can be adjusted according to a point focused by infrared rays, the use is more convenient, the focusing of infrared rays can be carried out while stray light is avoided, the normal work of the internal sensor is ensured, and the problems in the background art can be effectively solved.
In order to achieve the purpose, the invention provides the following technical scheme: an infrared receiving device comprises an installation box, a longitudinal adjusting unit and a transverse adjusting unit, wherein the installation box is provided with an installation groove, the side wall of the installation groove is provided with a through groove, the lower surface of the installation groove is provided with two first sliding grooves which are parallel to each other, the installation box is provided with coated glass, the longitudinal adjusting unit comprises a nut, a screw rod and a first installation frame, the first installation frame is arranged in the first sliding grooves, the first installation frame is in sliding connection with the installation box, the upper surface of the first installation frame is provided with two second sliding grooves which are parallel to each other, the screw rod is arranged on the installation box, the screw rod is in threaded connection with the installation box, one end of the screw rod is in rotating connection with the side wall of the first installation frame, the other end of the screw rod is provided with the nut, the transverse adjusting unit comprises a handle, a connecting rod, a rotating shaft, sliding connection between second mounting bracket and the first mounting bracket, the upper surface of second mounting bracket is equipped with interior sensor, and logical inslot is arranged in to the connecting rod, and the one end of connecting rod is rotated with the second mounting bracket through the pivot and is connected, and the other end of connecting rod is equipped with the handle.
When the position of the internal sensor is vertically adjusted to needs, the nut is rotated, the nut can drive the screw rod to rotate, the screw rod can promote first mounting bracket to move along first spout, thereby the position of the internal sensor can be vertically adjusted, when the position of the internal sensor is horizontally adjusted to needs, promote the handle, the handle can drive the connecting rod to move, the connecting rod can drive the second mounting bracket to move along the second spout, thereby the position of the internal sensor can be horizontally adjusted, thereby the position of the internal sensor can be adjusted according to the point of infrared focusing, it is more convenient to use.
Furthermore, the coated glass is transparent glass, and the coated glass is arc-shaped, so that infrared rays can be better focused.
Furthermore, the infrared receiving device further comprises two hanging rings, wherein the two hanging rings are arranged on the side wall of the installation box and can be used for hanging the infrared receiving device.
Further, still include mounting panel, construction bolt and spring shim, the mounting panel is four, and arranges the install bin in respectively all around, is equipped with construction bolt on the mounting panel, has cup jointed the spring shim on the construction bolt, can be used for installing infrared receiving device.
The LED lamp further comprises a polycarbonate film, wherein the polycarbonate film is arc-shaped, is coated on the coated glass and can be used for filtering stray light.
The infrared ray lamp further comprises two fixing plates and two reflecting plates, wherein the two fixing plates are arranged on the left side wall and the right side wall of the coated glass, and the reflecting plates are arranged on the fixing plates and can be used for enabling more infrared rays to enter the coated glass.
The invention also comprises a preparation process of the infrared receiving device, which comprises the following steps:
1) preparing materials: crushing a glass raw material, a polycarbonate block and an organic siloxane copolymer material, feeding the crushed materials into a charging opening of a smelting furnace by a feeder, and then melting the materials in the smelting furnace;
2) melting: the glass batch is heated at high temperature in a tank furnace or a crucible furnace to form uniform liquid glass without bubbles and meeting the molding requirement;
3) molding: sending liquid glass into a melting furnace, heating to 600-700 ℃, keeping the temperature for 300-480 s, conveying the heated liquid glass to a quenching area through a roller way, horizontally placing the liquid glass on the roller way, and cooling for 30-40 s by cooling air with the air pressure of 15-30 KPa to obtain an arc-shaped finished product;
4) annealing: sending the formed glass into an annealing kiln for annealing, balancing stress and preventing self-breaking and self-cracking;
5) coating: coating the inner and outer side walls of the finished product with a coating solution dipped by a coating rod, and naturally drying after coating, wherein the coating solution comprises 15% of Ge, 35% of Sb and 15% of Bi, and is diluted by adding an organic solvent.
Compared with the prior art, the invention has the beneficial effects that: the infrared receiving device has the following advantages:
1. vertical regulating element and horizontal regulating element have been set up, through rotating the nut, the nut can drive the screw rod and rotate, the screw rod can promote first mounting bracket and remove along first spout, thereby can vertically adjust the position of inside sensor, through promoting the handle, the handle can drive the connecting rod and remove, the connecting rod can drive the second mounting bracket and remove along the second spout, thereby can transversely adjust the position of inside sensor, thereby can adjust the position of inside sensor according to the point of infrared focusing, it is more convenient to use.
2. When the coated glass is prepared, polycarbonate blocks and organic siloxane copolymer materials are added into raw materials, and after the coated glass is prepared, coating solution containing 15% of Ge, 35% of Sb and 15% of Bi is used for coating the inner side wall and the outer side wall of the coated glass, so that stray light can be refused to enter the coated glass, infrared rays can be focused, meanwhile, the focusing stray light is avoided, and the normal work of an internal sensor is ensured.
Drawings
FIG. 1 is a schematic structural diagram of an infrared receiving device according to the present invention;
FIG. 2 is a schematic diagram of the internal structure of the infrared receiving device of the present invention;
fig. 3 is a schematic back structure diagram of the infrared receiving device of the present invention.
In the figure: the mounting box is 1, the coated glass is 2, the longitudinal adjusting unit is 3, the screw cap is 31, the screw rod is 32, the first mounting frame is 33, the transverse adjusting unit is 4, the handle is 41, the connecting rod is 42, the rotating shaft is 43, the internal sensor is 44, the second mounting frame is 45, the hanging ring is 5, the mounting plate is 6, the mounting bolt is 7, the polycarbonate film is 8, the fixing plate is 9, the reflector plate is 10, and the spring gasket is 11.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1-3, the present invention provides a technical solution: an infrared receiving device comprises an installation box 1, a longitudinal adjusting unit 3 and a transverse adjusting unit 4, wherein an installation groove is arranged on the installation box 1, a through groove is arranged on the side wall of the installation groove, two first sliding grooves which are parallel to each other are arranged on the lower surface of the installation groove, coated glass 2 is arranged on the installation box 1, the longitudinal adjusting unit 3 comprises a nut 31, a screw rod 32 and a first installation frame 33, the first installation frame 33 is arranged in the first sliding grooves, the first installation frame 33 is in sliding connection with the installation box 1, two second sliding grooves which are parallel to each other are arranged on the upper surface of the first installation frame 33, the screw rod 32 is arranged on the installation box 1, the screw rod 32 is in threaded connection with the installation box 1, one end of the screw rod 32 is in rotating connection with the side wall of the first installation frame 33, the other end of the screw rod 32 is provided with the nut 31, when the, the screw cap 31 can drive the screw rod 32 to rotate, the screw rod 32 can push the first mounting rack 33 to move along the first sliding groove, so that the position of the internal sensor 44 can be longitudinally adjusted, the transverse adjusting unit 4 comprises a handle 41, a connecting rod 42, a rotating shaft 43, the internal sensor 44 and a second mounting rack 45, the second mounting rack 45 is arranged in the second sliding groove, the second mounting rack 45 is in sliding connection with the first mounting rack 33, the upper surface of the second mounting rack 45 is provided with the internal sensor 44, the connecting rod 42 is arranged in the through groove, one end of the connecting rod 42 is rotatably connected with the second mounting rack 45 through the rotating shaft 43, the other end of the connecting rod 42 is provided with the handle 41, when the position of the internal sensor 44 needs to be transversely adjusted, the handle 41 is pushed, the handle 41 can drive the connecting rod 42 to move, the connecting rod 42 can drive the second mounting rack, the position of the internal sensor 44 can be adjusted laterally, and thus the position of the internal sensor 44 can be adjusted according to the point at which the infrared rays are focused, which is convenient to use.
Wherein, coated glass 2 is the printing opacity glass, and coated glass 2 is circular-arc, can be used to better focus the infrared ray.
The infrared receiving device is characterized by further comprising two hanging rings 5, wherein the two hanging rings 5 are arranged on the side wall of the installation box 1 and can be used for hanging the infrared receiving device.
The infrared receiving device is characterized by further comprising four mounting plates 6, mounting bolts 7 and spring gaskets 11, wherein the four mounting plates 6 are respectively arranged on the periphery of the mounting box 1, the mounting bolts 7 are arranged on the mounting plates 6, and the spring gaskets 11 are sleeved on the mounting bolts 7 and can be used for mounting the infrared receiving device.
The metal plate light filter further comprises a polycarbonate film 8, wherein the polycarbonate film 8 is arc-shaped, is coated on the coated glass 2 and can be used for filtering stray light.
The infrared-ray coated glass comprises a coated glass body 2 and is characterized by further comprising two fixing plates 9 and two reflecting plates 10, wherein the two fixing plates 9 are arranged on the left side wall and the right side wall of the coated glass body 2, and the reflecting plates 10 are arranged on the fixing plates 9 and can be used for enabling more infrared rays to enter the coated glass body 2.
Example two
A preparation process of an infrared receiving device comprises the following steps:
1) preparing materials: crushing a glass raw material, a polycarbonate block and an organic siloxane copolymer material, feeding the crushed materials into a charging opening of a smelting furnace by a feeder, and then melting the materials in the smelting furnace;
2) melting: the glass batch is heated at high temperature in a tank furnace or a crucible furnace to form uniform liquid glass without bubbles and meeting the molding requirement;
3) molding: sending liquid glass into a melting furnace, heating to 600-700 ℃, keeping the temperature for 300-480 s, conveying the heated liquid glass to a quenching area through a roller way, horizontally placing the liquid glass on the roller way, and cooling for 30-40 s by cooling air with the air pressure of 15-30 KPa to obtain an arc-shaped finished product;
4) annealing: sending the formed glass into an annealing kiln for annealing, balancing stress and preventing self-breaking and self-cracking;
5) coating: coating the inner and outer side walls of the finished product with a coating solution dipped by a coating rod, and naturally drying after coating, wherein the coating solution comprises 15% of Ge, 35% of Sb and 15% of Bi, and is diluted by adding an organic solvent.
When in use: when the position of the internal sensor 44 needs to be adjusted longitudinally, the nut 31 is rotated, the nut 31 can drive the screw 32 to rotate, the screw 32 can drive the first mounting rack 33 to move along the first sliding chute, so that the position of the internal sensor 44 can be adjusted longitudinally, when the position of the internal sensor 44 needs to be adjusted transversely, the handle 41 is pushed, the handle 41 can drive the connecting rod 42 to move, the connecting rod 42 can drive the second mounting rack 45 to move along the second sliding chute, so that the position of the internal sensor 44 can be adjusted transversely, so that the position of the internal sensor 44 can be adjusted according to the point of infrared focusing, the use is convenient, when the coated glass is prepared, a polycarbonate block and an organic siloxane copolymer material are added into raw materials, after the coated glass is prepared, the inner side wall and the outer side wall of the coated glass are coated by using a coating solution containing 15% of Ge, 35% of Sb and 15% of Bi, therefore, stray light can be prevented from entering the coated glass, infrared rays can be focused, meanwhile, the stray light can be prevented from being focused, and the normal work of the internal sensor is ensured.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. An infrared receiving device, characterized in that: comprises an installation box (1), a longitudinal adjusting unit (3) and a transverse adjusting unit (4), wherein the installation box (1) is provided with a mounting groove, the side wall of the mounting groove is provided with a through groove, the lower surface of the mounting groove is provided with two first chutes which are parallel to each other, the installation box (1) is provided with coated glass (2), the longitudinal adjusting unit (3) comprises a nut (31), a screw rod (32) and a first installation rack (33), the first installation rack (33) is arranged in the first chutes, the first installation rack (33) is in sliding connection with the installation box (1), the upper surface of the first installation rack (33) is provided with two second chutes which are parallel to each other, the screw rod (32) is arranged on the installation box (1), the screw rod (32) is in threaded connection with the installation box (1), one end of the screw rod (32) is rotationally connected with the side wall of the first installation rack (33), the other end of the screw rod (32, horizontal adjusting element (4) are including handle (41), connecting rod (42), pivot (43), internal sensor (44) and second mounting bracket (45), in the second spout is arranged in second mounting bracket (45), second mounting bracket (45) and first mounting bracket (33) sliding connection, the upper surface of second mounting bracket (45) is equipped with internal sensor (44), and logical inslot is arranged in connecting rod (42), and the one end of connecting rod (42) is rotated with second mounting bracket (45) through pivot (43) and is connected, and the other end of connecting rod (42) is equipped with handle (41).
2. An infrared receiving device according to claim 1, wherein: the coated glass (2) is transparent glass, and the coated glass (2) is arc-shaped.
3. An infrared receiving device according to claim 1, wherein: still include link (5), link (5) are two, and all place the lateral wall of install bin (1).
4. An infrared receiving device according to claim 1, wherein: still include mounting panel (6), construction bolt (7) and spring shim (11), mounting panel (6) are four, and arrange installation case (1) respectively in around, are equipped with construction bolt (7) on mounting panel (6), have cup jointed spring shim (11) on construction bolt (7).
5. An infrared receiving device according to claim 1, wherein: the coating is characterized by further comprising a polycarbonate film (8), wherein the polycarbonate film (8) is arc-shaped and covers the coated glass (2).
6. An infrared receiving device according to claim 1, wherein: the LED display panel is characterized by further comprising two fixing plates (9) and a light reflecting plate (10), wherein the left side wall and the right side wall of the coated glass (2) are arranged in the fixing plates (9), and the light reflecting plate (10) is arranged on the fixing plates (9).
7. A process for the preparation of an infrared receiving device according to any of claims 1 to 6, comprising the steps of:
1) preparing materials: crushing a glass raw material, a polycarbonate block and an organic siloxane copolymer material, feeding the crushed materials into a charging opening of a smelting furnace by a feeder, and then melting the materials in the smelting furnace;
2) melting: heating the glass batch at high temperature in a tank furnace or a crucible furnace to form uniform liquid glass which is bubble-free and meets the forming requirement;
3) molding: sending liquid glass into a melting furnace, heating to 600-700 ℃, keeping the temperature for 300-480 s, conveying the heated liquid glass to a quenching area through a roller way, horizontally placing the liquid glass on the roller way, and cooling for 30-40 s by cooling air with the air pressure of 15-30 KPa to obtain an arc-shaped finished product;
4) annealing: sending the formed glass into an annealing kiln for annealing, balancing stress and preventing self-breaking and self-cracking;
5) coating: coating the inner and outer side walls of the finished product with a coating solution dipped by a coating rod, and naturally drying after coating, wherein the coating solution comprises 15% of Ge, 35% of Sb and 15% of Bi, and is diluted by adding an organic solvent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010133960.0A CN111169055A (en) | 2020-02-28 | 2020-02-28 | Infrared receiving device and preparation process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010133960.0A CN111169055A (en) | 2020-02-28 | 2020-02-28 | Infrared receiving device and preparation process thereof |
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| Publication Number | Publication Date |
|---|---|
| CN111169055A true CN111169055A (en) | 2020-05-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010133960.0A Pending CN111169055A (en) | 2020-02-28 | 2020-02-28 | Infrared receiving device and preparation process thereof |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5134292A (en) * | 1989-02-07 | 1992-07-28 | Nippon Mining Co., Ltd. | Moving object detector and moving object detecting system |
| EP1847821A1 (en) * | 2006-04-20 | 2007-10-24 | IQ Group SDN BHD | A passive infrared detector with al least one internally adjustable pyro sensor |
| CN101753205A (en) * | 2009-12-30 | 2010-06-23 | 四川虹欧显示器件有限公司 | Infrared transmitting device, infrared receiving device and infrared transceiving system |
| CN102376156A (en) * | 2010-08-17 | 2012-03-14 | 苏州工业园区凯艺精密科技有限公司 | Camera infrared active tracking device and camera control system employing the same |
| CN107935382A (en) * | 2017-12-16 | 2018-04-20 | 常熟市赛蒂镶嵌玻璃制品有限公司 | The preparation process of tempered glass |
| CN208110042U (en) * | 2018-04-10 | 2018-11-16 | 张恒龙 | Laser range finder intelligence instrument |
| CN208478825U (en) * | 2018-08-18 | 2019-02-05 | 重庆盾银科技有限公司 | A kind of infrared laser spot center point regulating device and infrared laser |
-
2020
- 2020-02-28 CN CN202010133960.0A patent/CN111169055A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5134292A (en) * | 1989-02-07 | 1992-07-28 | Nippon Mining Co., Ltd. | Moving object detector and moving object detecting system |
| EP1847821A1 (en) * | 2006-04-20 | 2007-10-24 | IQ Group SDN BHD | A passive infrared detector with al least one internally adjustable pyro sensor |
| CN101753205A (en) * | 2009-12-30 | 2010-06-23 | 四川虹欧显示器件有限公司 | Infrared transmitting device, infrared receiving device and infrared transceiving system |
| CN102376156A (en) * | 2010-08-17 | 2012-03-14 | 苏州工业园区凯艺精密科技有限公司 | Camera infrared active tracking device and camera control system employing the same |
| CN107935382A (en) * | 2017-12-16 | 2018-04-20 | 常熟市赛蒂镶嵌玻璃制品有限公司 | The preparation process of tempered glass |
| CN208110042U (en) * | 2018-04-10 | 2018-11-16 | 张恒龙 | Laser range finder intelligence instrument |
| CN208478825U (en) * | 2018-08-18 | 2019-02-05 | 重庆盾银科技有限公司 | A kind of infrared laser spot center point regulating device and infrared laser |
Non-Patent Citations (2)
| Title |
|---|
| 《化工百科全书》编辑委员会: "《冶金和金属材料《化工百科全书》专业卷》", 31 January 2001, 化学工业出版社 * |
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Application publication date: 20200519 |
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| RJ01 | Rejection of invention patent application after publication |