CN112859320A - Binocular telescope system with built-in wireless optical communication - Google Patents

Binocular telescope system with built-in wireless optical communication Download PDF

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Publication number
CN112859320A
CN112859320A CN202110038988.0A CN202110038988A CN112859320A CN 112859320 A CN112859320 A CN 112859320A CN 202110038988 A CN202110038988 A CN 202110038988A CN 112859320 A CN112859320 A CN 112859320A
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China
Prior art keywords
optical
telescope
signal
binocular
optical communication
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CN202110038988.0A
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Chinese (zh)
Inventor
江月松
孙学华
张雨红
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Lianyungang City Top Technology Development Co ltd
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Lianyungang City Top Technology Development Co ltd
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Priority to CN202110038988.0A priority Critical patent/CN112859320A/en
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    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/16Housings; Caps; Mountings; Supports, e.g. with counterweight
    • G02B23/18Housings; Caps; Mountings; Supports, e.g. with counterweight for binocular arrangements
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B10/00Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/11Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B10/00Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/11Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
    • H04B10/114Indoor or close-range type systems
    • H04B10/116Visible light communication

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Communication System (AREA)

Abstract

A built-in wireless optical communication binocular system comprises two identical built-in wireless optical communication binoculars, wherein optical paths between the two binoculars are communicated and are used for realizing the observation function of a common telescope and simultaneously carrying out audio communication; each telescope comprises a traditional binocular optical telescope and a wireless optical communication system, wherein the traditional binocular optical telescope is composed of an objective optical system, an erecting optical system, an eyepiece optical system and a lens cone shell and is used for playing the functions of a conventional binocular optical telescope; a wireless optical communication system, which is composed of a transmitter section, a receiver section and a power supply section, is used for wireless optical communication of audio signals. The binocular telescope wireless communication system expands the functions of binoculars, has good radio interference resistance communication capacity, is particularly suitable for radio silent communication places, and has very valuable application prospects in the fields of national defense, search rescue, hunting, entertainment and the like.

Description

Binocular telescope system with built-in wireless optical communication
Technical Field
The invention relates to the field of free space wireless optical communication, in particular to a binocular system with built-in wireless optical communication, which has very valuable application prospects in the fields of national defense, search and rescue, hunting, entertainment and the like.
Background
At present, binocular visual telescopes applied in most fields are used singly, and are observed by an observer in a hand-held way, the observed conditions cannot be mutually communicated among different observers, and information communication among different observers must be carried out by using other radio communication equipment, but the following disadvantages exist in the aspect of using a radio communication mode for information communication:
(1) radio spectrum resources are in shortage, the use of the radio spectrum is limited by national radio administration, and the radio spectrum can be used after being approved;
(2) some applications require a radio-silent field, for example, in a battlefield observation situation to prevent eavesdropping by an enemy; for another example, a place where there are electronic equipment in the vicinity of the observer to prevent interference or damage by radio interference and radio radiation, and a radio silent place are also necessary; similar sites as described above cannot communicate with each other using radio communication for observation.
With the development of free space wireless optical communication technology, the improvement of the quality of life of modern people and the development of the modernization process of defense technology, the situations observed by different observers through a telescope need to be mutually communicated among the observers in many occasions, such as:
(1) in the radio silent battlefield situation, different observers need to communicate with each other in the respective positions so as to coordinate the command and the cooperative operation of the troops as a whole;
(2) under the condition of group tourism, tourism partners in different places need to perform audio communication on distant scenes observed in different places;
(3) the telescope with built-in wireless optical communication can be used as a novel modern toy to increase the interest of amusement regardless of age and child.
Disclosure of Invention
The technical problem to be solved by the present invention is to provide a binocular system with built-in wireless optical communication, which has the advantages of no radio frequency spectrum limitation, radio interference resistance, wide communication bandwidth, etc., so as to enable information communication between two handheld binocular optical telescope observers at a relatively long distance, and ensure stability and reliability of information transmission.
The technical problem to be solved by the present invention is achieved by the following technical means. The invention relates to a built-in wireless optical communication binocular system, which comprises two identical built-in wireless optical communication binoculars, wherein optical paths between the two binoculars are communicated and are used for realizing the observation function of a common telescope and simultaneously carrying out audio communication;
each telescope comprises a traditional binocular optical telescope and a wireless optical communication system, wherein the traditional binocular optical telescope is composed of an objective optical system, an erecting optical system, an eyepiece optical system and a lens cone shell and is used for playing the functions of a conventional binocular optical telescope;
a wireless optical communication system, which is composed of a transmitter section, a receiver section and a power supply section, is used for wireless optical communication of audio signals.
The technical problem to be solved by the present invention can be further solved by the following technical solution, in the above-mentioned binocular system with built-in wireless optical communication, the conventional binocular system includes an original objective optical system, an erecting optical system, an eyepiece optical system, and a sealed barrel housing, and the sealed barrel housing includes:
a power pod for housing a battery for a wireless optical communication system;
the electronic cabin box for wireless optical communication is used for placing electronic circuits and devices used by a wireless optical communication system;
an earphone-microphone jack embedded in the packaging shell of the telescope and used for inserting a plug of the earphone-microphone; the shell of the telescope is provided with an earphone-microphone jack and a signal switch;
the technical problem to be solved by the present invention can be further solved by the following technical solution, in the above-mentioned binocular system with built-in wireless optical communication, the transmitter portion is built in a lens barrel of the binocular to form an optical signal transmitting lens barrel, and when the observer observes with one eye, the observer sends out information communicated with the observer who looks at the observer;
the transmitter section includes:
a microphone for receiving an audio signal and converting the audio signal into an electrical signal;
an amplifier for amplifying the audio electrical signal;
the modulator is used for carrying out coding modulation on the amplified audio electric signal and sending the modulated signal to the light emitting component;
and the light emitting component is used for converting the modulated audio signal into an optical signal and sending the optical signal.
The technical problem to be solved by the present invention can be further solved by the following technical solution, in the above-mentioned binocular system with built-in wireless optical communication, the light emitting module includes:
a light source, which may be either a laser or a light emitting diode-LED, for converting an electrical signal into an optical signal;
the light-emitting lens group is used for emitting light emitted by the light source according to the exit field angle of the telescope;
a dichroic filter for reflecting light emitted from the light source and allowing visible light to pass therethrough.
The technical problem to be solved by the present invention can be further solved by the following technical solution, in the above-mentioned binocular system with built-in wireless optical communication, the receiver portion is built in the other lens barrel of the binocular to form a signal receiving lens barrel, which is used for observing by the other eye of the observer and receiving information transmitted from the observer;
the receiver section includes:
an optical signal detection component which detects the optical signal transmitted by the telescope of the other party, converts the optical signal into a weak electrical signal and sends the weak electrical signal to a preamplifier;
the preamplifier is used for amplifying the weak electric signal and then sending the amplified signal to a next-stage amplifier;
the amplifier is used for further amplifying the electric signal sent by the preamplifier and sending the amplified electric signal to the earphone;
and an earphone for converting the electrical signal from the amplifier into an audible sound signal.
The technical problem to be solved by the present invention can be further solved by the following technical solution, in the above-mentioned binocular system with built-in wireless optical communication, the optical signal detecting assembly includes:
the photoelectric detector is one of unit photoelectric detectors such as a CCD (charge coupled device), a CMOS (complementary metal oxide semiconductor) imaging detector, a silicon photoelectric diode, a PIN (personal identification number) tube and an avalanche diode;
the optical focusing mirror is a transmission focusing optical mirror system or a reflection focusing optical system;
and a dichroic filter, which is manufactured by an optical coating technique, for reflecting light of a communication band while transmitting visible light.
The technical problem to be solved by the present invention can be further solved by the arrangement of the power supply section for supplying electric power required by the wireless optical communication system to the binocular system with built-in wireless optical communication described above.
Specifically, a capsule for placing a battery and an electronic circuit is respectively arranged on an optical signal transmitting lens barrel and an optical signal receiving lens barrel of each telescope;
preferably, the transmitting lens barrel includes a light source and an emitting assembly integrated on the light source, the emitting assembly including:
the microphone is used for converting the voice information sent to the observer looking at the telescope into an electric signal by the observer looking at the telescope;
the light source driving circuit is used for loading the sent audio electric signal to the light source so that the light source sends out an optical signal corresponding to the audio electric signal;
the collimating optical system is used for emitting the light emitted by the light source according to the field angle of the telescope;
a dichroic filter for transmitting visible light and reflecting light emitted from the light source;
preferably, the emission lens barrel further comprises a conventional telescope part including an eyepiece optical part, an objective optical part and an erecting prism part;
preferably, the receiving lens barrel includes a photodetector and a receiving assembly integrated on the photodetector, and the receiving assembly includes:
the earphone is used for receiving the audio signal sent by the observer looking at the earphone by the observer;
the photoelectric detector and a signal amplifying circuit for amplifying the signal received by the photoelectric detector are used for converting the optical signal received by the photoelectric detector into an electrical signal which is enough to drive the earphone to generate sound;
the focusing optical system is used for focusing the optical signal received by the receiving lens cone on a photosensitive surface of the photoelectric detector;
the dichroic filter is used for allowing visible light to pass through and reflect the optical signal of the transmitting light source received by the receiving lens cone;
preferably, the receiving barrel further comprises a conventional telescope part including an eyepiece optical part, an objective optical part, and an erecting prism part.
Compared with the prior art, the system of the invention is a complete set of wireless audio optical communication system consisting of two identical built-in wireless optical communication telescopes, wherein each telescope is a novel wireless optical communication binocular formed by combining the traditional binocular optical telescope with the modern wireless optical communication technology, and the wireless optical communication system is formed by arranging the wireless optical communication telescope inside the binocular telescope. The traditional optical telescope part of the invention comprises an objective lens system, an erecting optical system, an eyepiece lens system, a shell of the telescope, an earphone-microphone jack embedded in the shell, a cabin box for placing a power supply and an electronic cabin box, wherein the shell is used for placing the power supply of wireless optical communication, electronic devices and circuits besides the function of the conventional telescope, and the shell also has the functions of sending an audio signal to be sent to an optical communication transmitter through a microphone and sending a received photoelectron signal to an earphone and the like; the wireless optical communication part of the invention consists of a transmitter and a receiver, wherein the transmitter part is used for converting the voice of a person into an optical signal and then sending out the optical signal; the receiver part is used for receiving an optical signal sent by another communication telescope and converting the optical signal into an audio signal to be sent to the earphone; the present invention also includes a battery that provides power to the entire optical communication system;
the invention is a novel communication telescope system formed by adding a built-in free space wireless optical communication technology on the basis of the traditional binoculars, which is a system formed by adding a free space communication optical path and a communication component thereof on an optical path inside a lens barrel of the traditional binoculars, and is used in pairs in practical use, two handheld observers at a far distance realize audio information communication by the pair-to-pair communication of the two observers, and respectively transmit information which is transmitted to the other party by the two observers to the other party through the communication telescope; therefore, the invention effectively solves the problems of interference, radiation, information interception and the like in radio communication through free space wireless optical communication, and increases the bandwidth, safety, reliability and stability of communication. The invention has very valuable application prospect in the fields of national defense, search and rescue, hunting, entertainment and the like, and has low manufacturing cost.
Drawings
FIG. 1 is a schematic diagram of an internal optical-mechanical structure according to the present invention;
FIG. 2 is a schematic view of a communications light emitting assembly of the present invention;
FIG. 3 is a schematic view of a communication light detection receiving assembly of the present invention;
FIG. 4 is a schematic external view of the present invention;
FIG. 5 is a schematic view of a communication light detection structure according to the present invention;
FIG. 6 is a schematic view of another communication light detection receiving assembly of the present invention;
FIG. 7 is a block diagram of an optoelectronic optical system of the present invention;
fig. 8 is a schematic view of two binoculars for viewing when in use according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all 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.
Referring to fig. 8, a built-in wireless optical communication binocular system is composed of two identical built-in wireless optical communication binoculars, when in use, two handheld observers at a certain distance can realize wireless optical communication when looking at each other, and audio information communication is carried out;
each of the built-in wireless optical communication telescopes is composed of an optoelectronic system, and referring to fig. 4, 5, 6, 7 and 8, the optoelectronic system includes: a microphone, an amplifier and a modulator, a light source light-emitting component, a transmitting lens cone 11, a receiving lens cone 12, a light detection receiving component, an amplifier, an earphone and a power supply;
the microphone is used for holding an observer and communicating with a video-audio partner, namely converting voice information into an electric signal;
the amplifier and the modulator are used for amplifying the electric signal output by the microphone and encoding and modulating the electric signal into a communication signal according to audio communication so as to drive the light source to emit light according to the modulated signal, and the electronic circuit is used for realizing the function;
the light source light-emitting component consists of a light source, a light source driving circuit and a collimation optical system, and is used for collimating a light beam emitted by the light source according to a certain divergence angle and emitting a light signal according to an electrical signal modulated by a code. The light source can be a laser light source, a photonic light emitting device such as an LED light emitting device and the like; the light source driving circuit consists of an electronic circuit, and the collimating optical system consists of glass optical lenses;
the transmitting lens barrel 11, referring to fig. 1, 2, 4, 5, 7 and 8, is composed of a conventional visible light optical telescope component and a light signal transmitting component for wireless optical communication, and the light transmitting component for wireless optical communication is built in the lens barrel shell, and includes: an objective optical system 4, an erect image optical system 8, a dichroic filter 6, a light source and light emission component and an eyepiece optical system 2; the objective optical system 4 and the eyepiece optical system 2 are conventional optical telescope components, each of which is composed of a plurality of optical lenses, and form a certain observation magnification and observation angle of view, for example, an observation telescope with magnification of 8 and observation angle of view of 70 is formed; the positive image optical system 8 may be a paul Prism (Porro Prism) positive image optical system, a Schmidt-Pechan Prism (Schmidt-Pechan Prism) positive image optical system, a Roof Prism (Roof Prism) positive image optical system, or a mixed positive image optical system of the above positive image systems; the dichroic filter 6 is a dichroic filter which transmits visible light and reflects communication light wavelength;
the light source light-emitting component comprises a light source and a light-emitting component, wherein the light source can be various lasers with small volumes and can also be an LED light-emitting device; the light-emitting component comprises a light source light-emitting driving circuit and a collimating optical system, wherein the light source light-emitting driving circuit is realized by an electronic circuit; the collimation optical system is realized by an optical glass component, or an optical resin or an optical crystal component, and the collimation optical system shapes light beams emitted by the light source so that the light beams emitted by the light source are emitted at a certain divergence angle;
the receiving lens barrel 12, referring to fig. 1, 3, 4, 6, 7 and 8, is composed of a conventional visible light optical telescope component and a light signal receiving component for wireless optical communication, and the light receiving component for wireless optical communication is disposed in a lens barrel housing, and includes: an objective optical system 3, an erect image optical system 7, a dichroic filter 5, a light detector and light receiving component and an ocular optical system 1; the objective optical system 3 and the eyepiece optical system 1 are conventional optical telescope components, each of which is composed of a plurality of optical lenses, and form certain observation magnification and observation angle of view, for example, an observation telescope with magnification of 8 and observation angle of view of 70 is formed; the positive image optical system 7 can be a Porro Prism (Porro Prism) positive image optical system, a Schmidt-Pechan Prism (Schmidt-Pechan Prism) positive image optical system, a Roof Prism (Roof Prism) positive image optical system, or a mixed positive image optical system of the above positive image optical systems; the dichroic filter 5 is a filter which allows visible light to pass through and reflects the wavelength of the communication light;
the optical detection receiving assembly comprises: the photoelectric detector can be realized by a photomultiplier, a silicon photodiode, a PIN (personal identification number) tube photoelectric detector, an avalanche diode and other unit detectors, can also be realized by a CCD (charge coupled device), an ICCD (integrated circuit compact disc) or CMOS (complementary metal oxide semiconductor) and other image sensors and is used for converting an optical signal sent by a communication counterpart into a weak electrical signal; the focusing optical system can be realized by a concave mirror, a reflection focusing optical system such as Cassegrain and the like, or can also be realized by a focusing optical system formed by combining transmission type lenses, and is used for focusing an optical signal sent by a communication counterpart on a photosensitive surface of a photoelectric detector.
The amplifier includes a preamplifier and a small-signal amplifier, referring to fig. 7, the preamplifier is used for amplifying the weak electric signal obtained by the photodetector, and the small-signal amplifier is used for further amplifying the signal from the preamplifier to a signal strength enough to drive the earphone to generate sound.
The earphone is a commercial earphone commonly used in the market, and is used for converting an audio electric signal amplified by an amplifier into an acoustic signal which can be heard by an observer through ears.
The power supply is the energy source for the wireless optical communication system, which provides the power requirements for the preamplifier, amplifier, modulator and headset, see fig. 7. The power supply can be a common mercury-free alkaline dry battery or a lithium battery block.
Referring to fig. 1, 4, 5 and 6, each built-in wireless optical communication telescope includes, in a housing, in the upper part: a jack 9 for inputting a microphone signal, a jack 10 for outputting a headset signal, a communication electronic circuit bin box and a power supply bin box; in practical use, a microphone plug, an earphone plug and a battery are respectively put into the corresponding jacks and the corresponding bins.
Various other changes and modifications to the above-described technical principles and concepts may occur to those skilled in the art, and all such changes and modifications are intended to be included within the scope of the present invention as defined in the appended claims.

Claims (7)

1. A binocular system with built-in wireless optical communication, characterized in that: the system comprises two identical built-in wireless optical communication binoculars, wherein optical paths between the two binoculars are communicated and are used for realizing the observation function of a common telescope and simultaneously carrying out audio communication; each telescope includes a conventional binocular optical telescope and a wireless optical communication system,
the conventional binocular optical telescope is composed of an objective optical system, an erecting optical system, an eyepiece optical system and a lens cone shell and is used for playing the functions of the conventional binocular optical telescope;
a wireless optical communication system, which is composed of a transmitter section, a receiver section and a power supply section, is used for wireless optical communication of audio signals.
2. The binocular system with built-in wireless optical communication according to claim 1, wherein: the traditional binocular optical telescope comprises an original objective optical system, an erecting optical system, an eyepiece optical system and a packaged lens cone shell, wherein the packaged lens cone shell comprises:
a power pod for housing a battery for a wireless optical communication system;
the electronic cabin box for wireless optical communication is used for placing electronic circuits and devices used by a wireless optical communication system;
and the earphone-microphone jack is embedded in the packaging shell of the telescope and is used for inserting a plug of the earphone-microphone.
3. The binocular system with built-in wireless optical communication according to claim 1, wherein: the transmitter portion is arranged in a lens barrel of the binocular, and comprises:
a microphone for receiving an audio signal and converting the audio signal into an electrical signal;
an amplifier for amplifying the audio electrical signal;
the modulator is used for carrying out coding modulation on the amplified audio electric signal and sending the modulated signal to the light emitting component;
and the light emitting component is used for converting the modulated audio signal into an optical signal and sending the optical signal.
4. The binocular system with built-in wireless optical communication according to claim 3, wherein: the light emitting module includes:
a light source, which may be either a laser or a light emitting diode-LED, for converting an electrical signal into an optical signal;
the light-emitting lens group is used for emitting light emitted by the light source according to the exit field angle of the telescope;
a dichroic filter for reflecting light emitted from the light source and allowing visible light to pass therethrough.
5. The binocular system with built-in wireless optical communication according to claim 3, wherein: the receiver portion is arranged in the other lens barrel of the binoculars, and comprises:
an optical signal detection component which detects the optical signal transmitted by the telescope of the other party, converts the optical signal into a weak electrical signal and sends the weak electrical signal to a preamplifier;
the preamplifier is used for amplifying the weak electric signal and then sending the amplified signal to a next-stage amplifier;
the amplifier is used for further amplifying the electric signal sent by the preamplifier and sending the amplified electric signal to the earphone;
and an earphone for converting the electrical signal from the amplifier into an audible sound signal.
6. The built-in wireless optical communication binocular system according to claim 5, wherein: the optical signal detection assembly comprises:
the photoelectric detector is one of unit photoelectric detectors such as a CCD (charge coupled device), a CMOS (complementary metal oxide semiconductor) imaging detector, a silicon photoelectric diode, a PIN (personal identification number) tube and an avalanche diode;
the optical focusing mirror is a transmission focusing optical mirror system or a reflection focusing optical system;
and a dichroic filter, which is manufactured by an optical coating technique, for reflecting light of a communication band while transmitting visible light.
7. The binocular system with built-in wireless optical communication according to claim 1, wherein: the power supply part is used for supplying power required by the wireless optical communication system.
CN202110038988.0A 2021-01-12 2021-01-12 Binocular telescope system with built-in wireless optical communication Pending CN112859320A (en)

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Application Number Priority Date Filing Date Title
CN202110038988.0A CN112859320A (en) 2021-01-12 2021-01-12 Binocular telescope system with built-in wireless optical communication

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1347207A (en) * 2000-10-05 2002-05-01 朗迅科技公司 Telescope for free space radio optical communication system
CN101267548A (en) * 2008-02-04 2008-09-17 长春理工大学 Space laser video and audio transmission system
CN110417469A (en) * 2019-08-26 2019-11-05 常州镭斯尔通讯技术有限公司 Communication observation terminal and telescopic system
CN110429983A (en) * 2019-08-26 2019-11-08 常州镭斯尔通讯技术有限公司 Telescopic system based on optic communication transmission

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1347207A (en) * 2000-10-05 2002-05-01 朗迅科技公司 Telescope for free space radio optical communication system
CN101267548A (en) * 2008-02-04 2008-09-17 长春理工大学 Space laser video and audio transmission system
CN110417469A (en) * 2019-08-26 2019-11-05 常州镭斯尔通讯技术有限公司 Communication observation terminal and telescopic system
CN110429983A (en) * 2019-08-26 2019-11-08 常州镭斯尔通讯技术有限公司 Telescopic system based on optic communication transmission

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