CN201044011Y - Laser beacon for self-adaption optical system - Google Patents
Laser beacon for self-adaption optical system Download PDFInfo
- Publication number
- CN201044011Y CN201044011Y CNU2007200367957U CN200720036795U CN201044011Y CN 201044011 Y CN201044011 Y CN 201044011Y CN U2007200367957 U CNU2007200367957 U CN U2007200367957U CN 200720036795 U CN200720036795 U CN 200720036795U CN 201044011 Y CN201044011 Y CN 201044011Y
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- China
- Prior art keywords
- laser
- optical fiber
- adaptive optics
- optics systems
- beacon
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- Expired - Lifetime
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Abstract
The utility model discloses a laser beacon which is used for self-adapting optical system; the utility model comprises a semi-conductor laser (1), a coupled object lens (2) and optical fibers (3); the laser irradiated by the semiconductor laser (1) is focused on the fiber core of the optical fibers (3) through the coupled object lens (2) and delivered by the optical fibers (3) and output from the output end of the fiber core; the fiber core at the output end can be taken as the point light source when the laser is output; the utility model provides a novel laser beacon design and takes the fiber core of single-mold optical fibers which outputs the laser as the point light source. The utility model simplifies the structure of laser beacon and promotes the quality of the point light source; in this way, the utility model provide a novel design method for laser beacon.
Description
Technical field
The utility model relates to a kind of laser beacon that is used for ADAPTIVE OPTICS SYSTEMS.
Background technology
In retina cell's microscope, for compensating the aberration that tested human eye defective and optical defect cause, make image quality reach the degree of diffraction limited, in retina cell's micro-imaging optical system, adopted ADAPTIVE OPTICS SYSTEMS.ADAPTIVE OPTICS SYSTEMS mainly is made up of laser beacon, Wavefront sensor, wave-front corrector etc.The effect of laser beacon is to provide a pointolite for ADAPTIVE OPTICS SYSTEMS.Before the aberration of retina cell's micro-imaging optical system is not proofreaied and correct as yet, the point that this pointolite forms on imaging surface similarly is to have the not disc of confusion of aberration correction, after by ADAPTIVE OPTICS SYSTEMS aberration being proofreaied and correct, this some picture becomes picture point that area dwindles, that energy is concentrated relatively.
The utility model content
The purpose of this utility model is: a kind of laser beacon that is used for ADAPTIVE OPTICS SYSTEMS is provided, and its structure miniization, simplification, performance improves, and can effectively improve the validity of ADAPTIVE OPTICS SYSTEMS.
The technical solution of the utility model is: a kind of laser beacon that is used for ADAPTIVE OPTICS SYSTEMS, it includes laser instrument, coupling object lens, optical fiber, the laser of described laser radiation focuses in the fibre core of optical fiber by the coupling object lens, and in optical fiber, transmit and from the fibre core of fiber-optic output, export again, the fibre core of output terminal can be seen pointolite as when laser is exported.
Below technique scheme is further explained:
1. described optical fiber can be single-mode fiber, also can be multimode optical fiber.The length of optical fiber can be very long, also can be very short.
2. the laser incident end of described optical fiber is a smooth surface, and its normal is parallel with fiber core, and described incident end shape can be the plane, also can be sphere.
3. the laser output of described optical fiber is a smooth surface, and its normal is parallel with fiber core, and described output terminal shape can be the plane, also can be sphere.
4. the laser output of described optical fiber is a smooth surface, and its normal also can become a suitable angle with fiber core, and described output terminal shape can be the plane, also can be sphere.
5. described coupling object lens have positive light coke, can be made up of single element lens, and its lens can be spherical lenses, also can be non-spherical lens or lens pillar.
6. described coupling object lens have positive light coke, can be made up of the multi-disc lens.
7. described laser instrument is a semiconductor laser, and its wavelength and power can be chosen suitable size as required.
8. described optical fiber outer race is provided with a fixture, and fiber-optic output can be fixed in the fixture, also can stretch out outside the fixture.
9. described fixture is a sleeve pipe.Laser output can be fixed in the sleeve pipe, and it is fixing separately also can to extend out, and constitutes the joints of optical fibre of forms such as FC, ST, SC.
The utility model has the advantages that:
1. the utility model provides a kind of structural shape of new laser beacon for ADAPTIVE OPTICS SYSTEMS.The method of its utilization fiber optics makes structure miniization, the simplification of laser beacon, has improved the quality of pointolite, thereby has effectively improved the validity of ADAPTIVE OPTICS SYSTEMS.
2. the laser beacon that is used for ADAPTIVE OPTICS SYSTEMS of the present utility model, simple in structure, cost is low, is fit to a large amount of productions, uses.
Description of drawings
The utility model will be further described below in conjunction with drawings and Examples:
Fig. 1 is a structural representation of the present utility model.
Wherein: 1 semiconductor laser; 2 coupling object lens; 3 optical fiber; 4 sleeve pipes.
Embodiment
Embodiment: as shown in Figure 1, a kind of laser beacon that is used for ADAPTIVE OPTICS SYSTEMS, it includes semiconductor laser 1, coupling object lens 2, optical fiber 3.The laser of semiconductor laser 1 radiation focuses in the fibre core of optical fiber 3 by the coupling object lens, and transmits in optical fiber 3 and export from the fibre core of fiber-optic output, and the fibre core of output terminal can be seen pointolite as when laser is exported.
The wavelength of semiconductor laser and power can be chosen suitable size as required.
The laser output of optical fiber 3 is smooth surfaces, and its normal is parallel with fiber core, and output terminal is shaped as sphere.
Certainly, the laser beacon that is used for ADAPTIVE OPTICS SYSTEMS of the present utility model also can have multiple conversion and remodeling, is not limited to the concrete structure of above-mentioned embodiment.In a word, protection domain of the present utility model should comprise those conspicuous to those skilled in the art conversion or substitute and remodeling.
Claims (10)
1. laser beacon that is used for ADAPTIVE OPTICS SYSTEMS, it is characterized in that: it includes laser instrument, coupling object lens (2), optical fiber (3), the laser of described laser radiation focuses in the fibre core of optical fiber (3) by coupling object lens (2), and in optical fiber (3), transmit and from the fibre core of optical fiber (3) output terminal, export again, the fibre core of output terminal can be seen pointolite as when laser is exported.
2. the laser beacon that is used for ADAPTIVE OPTICS SYSTEMS according to claim 1 is characterized in that: described optical fiber (3) can be single-mode fiber, also can be multimode optical fiber.
3. the laser beacon that is used for ADAPTIVE OPTICS SYSTEMS according to claim 1, it is characterized in that: the laser incident end of described optical fiber (3) is a smooth surface, its normal is parallel with optical fiber (3) fibre core, and described incident end shape can be the plane, also can be sphere.
4. the laser beacon that is used for ADAPTIVE OPTICS SYSTEMS according to claim 1, it is characterized in that: the laser output of described optical fiber (3) is a smooth surface, its normal is parallel with optical fiber (3) fibre core, and described output terminal shape can be the plane, also can be sphere.
5. the laser beacon that is used for ADAPTIVE OPTICS SYSTEMS according to claim 1, it is characterized in that: the laser output of described optical fiber (3) is a smooth surface, its normal also can become a suitable angle with optical fiber (3) fibre core, and described output terminal shape can be the plane, also can be sphere.
6. the laser beacon that is used for ADAPTIVE OPTICS SYSTEMS according to claim 1, it is characterized in that: described coupling object lens (2) have positive light coke, can be made up of single element lens, its lens can be spherical lenses, also can be non-spherical lens or lens pillar.
7. the laser beacon that is used for ADAPTIVE OPTICS SYSTEMS according to claim 1 is characterized in that: described coupling object lens (2) have positive light coke, can be made up of the multi-disc lens.
8. the laser beacon that is used for ADAPTIVE OPTICS SYSTEMS according to claim 1 is characterized in that: described laser instrument is semiconductor laser (1), and its wavelength and power can be chosen suitable size as required.
9. the laser beacon that is used for ADAPTIVE OPTICS SYSTEMS according to claim 1 is characterized in that: described optical fiber (3) outer race is provided with a fixture, and optical fiber (3) output terminal can be fixed in the fixture, also can stretch out outside the fixture.
10. the laser beacon that is used for ADAPTIVE OPTICS SYSTEMS according to claim 1 is characterized in that: described fixture is sleeve pipe (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200367957U CN201044011Y (en) | 2007-04-25 | 2007-04-25 | Laser beacon for self-adaption optical system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200367957U CN201044011Y (en) | 2007-04-25 | 2007-04-25 | Laser beacon for self-adaption optical system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201044011Y true CN201044011Y (en) | 2008-04-02 |
Family
ID=39258904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200367957U Expired - Lifetime CN201044011Y (en) | 2007-04-25 | 2007-04-25 | Laser beacon for self-adaption optical system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201044011Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102162883A (en) * | 2011-03-17 | 2011-08-24 | 武汉电信器件有限公司 | Spot coupling and conversion device |
| CN102857294A (en) * | 2011-06-29 | 2013-01-02 | 重庆邮电大学 | Method and device for suppressing signal fading in laser communication from ground to GEO (geosynchronous) satellite |
-
2007
- 2007-04-25 CN CNU2007200367957U patent/CN201044011Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102162883A (en) * | 2011-03-17 | 2011-08-24 | 武汉电信器件有限公司 | Spot coupling and conversion device |
| CN102857294A (en) * | 2011-06-29 | 2013-01-02 | 重庆邮电大学 | Method and device for suppressing signal fading in laser communication from ground to GEO (geosynchronous) satellite |
| CN102857294B (en) * | 2011-06-29 | 2014-12-31 | 重庆邮电大学 | Method and device for suppressing signal fading in laser communication from ground to GEO (geosynchronous) satellite |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20080402 |