CN102570265B - Device and method for improving working frequency of lamp pump laser amplifiers - Google Patents
Device and method for improving working frequency of lamp pump laser amplifiers Download PDFInfo
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- CN102570265B CN102570265B CN201110136440.6A CN201110136440A CN102570265B CN 102570265 B CN102570265 B CN 102570265B CN 201110136440 A CN201110136440 A CN 201110136440A CN 102570265 B CN102570265 B CN 102570265B
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- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000005086 pumping Methods 0.000 claims description 138
- 230000003287 optical effect Effects 0.000 claims description 30
- 230000011514 reflex Effects 0.000 claims description 12
- 230000001351 cycling effect Effects 0.000 claims description 7
- 230000004446 light reflex Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 9
- 238000007796 conventional method Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The invention relates to a device for improving working frequency of lamp pump laser amplifiers. The device comprises a plurality of lamp pump laser amplifiers, a fixed reflection mirror and a rotary reflection mirror, wherein the rotary reflection mirror is in light connection with the fixed reflection mirror by rotation; the rotary reflection mirror receives input light, and reflects the light to the fixed reflection mirror by rotation; the fixed reflection mirror is located in front of the lamp pump laser amplifiers; the fixed reflection mirror receives the reflected light from the rotary reflection mirror, and reflects the light to a corresponding lamp pump laser amplifier; and by the matching of the rotary reflection mirror and the fixed reflection mirror, the laser sequentially enters the plurality of lamp pump laser amplifiers so as to improve the working frequency. According to the device and method provided by the invention, the lamp pump laser amplifiers can be moved without complicated mechanical design and ponderous rotating wheel type devices like the traditional method, thus the mechanical design is simplified, mechanical devices are reduced, the occupied space of the integral device is small, and the cost is lowered due to reduction of mechanical material use.
Description
Technical field
The present invention relates to the laser amplifier field, relate in particular to the device that improves lamp pumping image intensifer operating frequency.
Background technology
Lamp pumping image intensifer can not be worked under repetition, after working once, need to wait for that certain hour could carry out work again, its operating frequency is less, and in actual use, operating frequency is less than frequency of utilization, therefore need to improve lamp pumping image intensifer operating frequency, a kind of method that improves lamp pumping image intensifer operating frequency combines exactly a plurality of lamp pumping image intensifers and uses in turn, for example, if the operating frequency of single lamp pumping image intensifer is 1/20min
-1, i.e. every work once needs to wait for 20 minutes, by combining 4 lamp pumping image intensifers, makes it in running order successively in order, operating frequency improves 1/5min
-1, only need to wait within 5 minutes, just can make the work of lamp pumping image intensifer once.Traditional method is by a plurality of lamp pumping image intensifers are placed on a rotary-type device, and the rotation by this device rotating shaft makes each lamp pumping image intensifer successively in service position.Because lamp pumping image intensifer volume is large, the quality weight, and, in order to coordinate the needs of actual frequency of utilization, conventional method needs complicated Machine Design and heavy rotary-type device, and its single unit system takes up space greatly, and cost is high, is unfavorable for operation.
Summary of the invention
It is a kind of taken up space little that main purpose of the present invention is to provide, and Machine Design simply improves the device of lamp pumping image intensifer operating frequency.
In order to achieve the above object, the present invention proposes a kind of device that improves lamp pumping image intensifer operating frequency, comprise several lamp pumping image intensifers, by making laser enter successively a plurality of lamp pumping image intensifers, use in turn it with respect to single lamp pumping image intensifer, to improve operating frequency, also comprise:
Several stationary mirrors, before stationary mirror is positioned at lamp pumping image intensifer, stationary mirror receives the reverberation of rotating mirror and light is reflexed to corresponding lamp pumping image intensifer.
Described rotating mirror, rotating mirror connects with described stationary mirror light by rotation, and rotating mirror receives input light and by rotation, light is reflexed to stationary mirror.
Preferential, the reflecting surface of described rotating mirror is and light connection parallel in opposite directions with the reflecting surface of stationary mirror by rotation.
Preferential, described device has four lamp pumping image intensifers, a rotating mirror and four stationary mirrors, comprising:
The first lamp pumping image intensifer; The first stationary mirror, before the first stationary mirror is positioned at the first lamp pumping image intensifer, the first stationary mirror receives the reverberation of rotating mirror and light is reflexed to the first lamp pumping image intensifer.
The second lamp pumping image intensifer; The second stationary mirror, before the second stationary mirror is positioned at the second lamp pumping image intensifer, the second stationary mirror receives the reverberation of rotating mirror and light is reflexed to the second lamp pumping image intensifer.
The 3rd lamp pumping image intensifer; The 3rd stationary mirror, before the 3rd stationary mirror is positioned at the 3rd lamp pumping image intensifer, the 3rd stationary mirror receives the reverberation of rotating mirror and light is reflexed to the 3rd lamp pumping image intensifer.
The 4th lamp pumping image intensifer; The 4th stationary mirror, before the 4th stationary mirror is positioned at the 4th lamp pumping image intensifer, the 4th stationary mirror receives the reverberation of rotating mirror and light is reflexed to the 4th lamp pumping image intensifer.
Described rotating mirror, rotating mirror connects with the first stationary mirror, the second stationary mirror, the 3rd stationary mirror, the 4th stationary mirror light by rotation, and rotating mirror will be inputted light by rotation and reflex to the first stationary mirror, the second stationary mirror, the 3rd stationary mirror, the 4th stationary mirror.
Preferential, the parallel placement of described four lamp pumping image intensifers, described four stationary mirrors are positioned on the fixed position on the optical axis of corresponding lamp pumping image intensifer.
Preferential, described four lamp pumping image intensifers are around the parallel placement of a rotating shaft, and described four stationary mirrors are positioned on the fixed position on the optical axis of corresponding lamp pumping image intensifer, and become a fixed angle with optical axis, and rotating mirror is positioned on rotating shaft.
Preferential, the span of described fixed angle for set (0 °, 45 °].
Preferential, described device also comprises several back mirrors, after back mirror is positioned at lamp pumping image intensifer, for making, through the complete light of lamp pumping image intensifer work, from stationary exit, penetrates.
The invention allows for a kind of method that improves lamp pumping image intensifer operating frequency, by making laser enter successively a plurality of lamp pumping image intensifers, use in turn it with respect to single lamp pumping image intensifer, to improve operating frequency, comprise the following steps: the rotating mirror that several stationary mirrors is set before lamp pumping image intensifer and connects with stationary mirror light successively by rotation; Rotating rotating mirror reception input light connects rotating mirror successively with each stationary mirror light.When rotating mirror connects with each stationary mirror light, light reflexes to corresponding lamp pumping image intensifer successively through rotating mirror, stationary mirror; When rotating mirror, by rotation, complete with after all stationary mirror light connects, all lamp pumping image intensifers complete a cycling process.
The invention allows for a kind of method of utilizing said apparatus to improve lamp pumping image intensifer operating frequency, by making laser enter successively four image intensifers of the lamp pumping around the parallel placement of a rotating shaft, use in turn it with respect to single lamp pumping image intensifer, to improve operating frequency, comprise the following steps:
The first stationary mirror, the second stationary mirror, the 3rd stationary mirror, the 4th stationary mirror are set respectively before four lamp pumping image intensifers, rotating mirror is set on rotating shaft.
Within the operating time of four street lamp pumping image intensifers, at interval of the stand-by period, the first speculum is turned clockwise to 90 ° around rotating shaft, make it relative with the first stationary mirror, the second stationary mirror, the 3rd stationary mirror, the 4th stationary mirror reflecting surface successively; When relative, input light and reflex to successively corresponding lamp pumping image intensifer with the first stationary mirror, the second stationary mirror, the 3rd stationary mirror, the 4th stationary mirror reflecting surface when rotating mirror is each; When rotating mirror completes cycle rotation, four street lamp pumping image intensifers complete a cycling process.
The device of the raising lamp pumping image intensifer operating frequency that the present invention proposes, reflect in twos and make laser enter successively lamp pumping image intensifer by speculum, without as conventional method, by complicated Machine Design and heavy rotary-type device, carrying out portable lamp pumping image intensifer, therefore simplified Machine Design and reduced mechanical device, its single unit system takes up space little, due to the use that has reduced mechanical material, cost has also reduced.
The accompanying drawing explanation
Fig. 1 is the described apparatus structure schematic diagram of the embodiment of the present invention one.
Fig. 2 is embodiment mono-rotating mirror and the associated schematic diagram of stationary mirror light.
Fig. 3 a is light path schematic diagram when in Fig. 2, lamp pumping image intensifer A1 works.
Fig. 3 b is light path schematic diagram when in Fig. 2, lamp pumping image intensifer A2 works.
Fig. 3 c is light path schematic diagram when in Fig. 2, lamp pumping image intensifer A3 works.
Fig. 3 d is light path schematic diagram when in Fig. 2, lamp pumping image intensifer A4 works.
Fig. 4 is the described apparatus structure schematic diagram of the embodiment of the present invention two;
Fig. 5 is the described apparatus structure schematic diagram of the embodiment of the present invention three;
Fig. 6 is the method one embodiment schematic flow sheet that the present invention improves lamp pumping image intensifer operating frequency;
Fig. 7 is that the present invention utilizes the described device of Fig. 1 to improve the method one embodiment schematic flow sheet of lamp pumping image intensifer operating frequency.
In order to make technical scheme of the present invention clearer, clear, below in conjunction with accompanying drawing, be described in further detail.
Embodiment
A kind of device that improves lamp pumping image intensifer operating frequency that following examples of the present invention propose, comprise several lamp pumping image intensifer and speculums, by cooperatively interacting of speculum, makes light enter different lamp pumping image intensifers and improve operating frequency.
Fig. 1 is the described apparatus structure schematic diagram of the embodiment of the present invention one, comprising:
Four image intensifers of the lamp pumping around the parallel placement of rotating shaft Z: the first lamp pumping image intensifer A1 (hereinafter to be referred as A1), the second lamp pumping image intensifer A2 (hereinafter to be referred as A2), the 3rd lamp pumping image intensifer A3 (hereinafter to be referred as A3), the 4th lamp pumping image intensifer A4 (hereinafter to be referred as A4).
Four stationary mirrors: the first stationary mirror M1 (hereinafter to be referred as M1), the second stationary mirror M2 (hereinafter to be referred as M2), the 3rd stationary mirror M3 (hereinafter to be referred as M3), the 4th stationary mirror M4 (hereinafter to be referred as M4).
With a rotating mirror M0 (hereinafter to be referred as M0).
Wherein: M1, M2, M3, M4 lays respectively at corresponding A1, A2, A3, on the fixed position in the front optical axis of A4 path, M1, M2, M3, M4 is to corresponding A1, A2, A3, the optical path distance of A4 equates, and M1, M2, M3, M4 respectively with A1, A2, A3, the optical axis of A4 becomes 45 ° of fixed angles, so M1, M2, M3, M4 fixes, position is irremovable, wherein about M1, M2, M3, the specific descriptions of the placement posture of M4, can imagination work as M1, M2, M3, when the reflecting surface of M4 extends, they have a common intersection point and this intersection point is positioned on rotating shaft Z.
M0 is positioned at rotating shaft Z above and can take rotating shaft Z as 360 ° of rotations of its rotating shaft, and by around rotating shaft Z rotation, light being reflexed to M1, M2, M3, M4, now, the reflecting surface of M0 is parallel in opposite directions with the reflecting surface of M1, M2, M3, M4 respectively successively by rotation, and the optical path distance of M0 to M1, M2, M3, M4 equates, therefore when M0 receives input light, just can light be reflexed to respectively in A1, A2, A3, A4 by M1, M2, M3, M4.
As shown in Figure 2, in the present embodiment, the incidence point of light on M0, M1, M2, M3, M4 is positioned at same plane, wherein the incidence point of light on M1, M2, M3, M4 forms a circle and this circle of decile, with light, the incidence point on M0 overlaps in the center of circle, therefore, and as M0 during around rotation Z every half-twist, the reflecting surface of M0 is just parallel in opposite directions with the reflecting surface of M1, M2, M3, M4 respectively successively, thereby makes the control of laser pick-off M0 enter A1, A2, A3, A4.
The single lamp pumping image intensifer operating frequency of below take is 1/20min
-1at interval of the stand-by period, be within 5 minutes, to be the example explanation:
Constantly, M0 is parallel in opposite directions with the reflecting surface of M1 for t=0, and light is through M0, M1 reflection, to A1, as described in Fig. 3 a.
Constantly, M0 turns clockwise 90 ° around Z axis to t=5, and M0 is parallel in opposite directions with the reflecting surface of M2, and light is through M0, M2 reflection, to A2, as described in Fig. 3 b.
Constantly, M0 continues to turn clockwise 90 ° around Z axis t=10, and M0 is parallel in opposite directions with the reflecting surface of M3, and light is through M0, M3 reflection, to A3, as described in Fig. 3 c.
Constantly, M0 continues to turn clockwise 90 ° around Z axis t=15, and M0 is parallel in opposite directions with the reflecting surface of M4, and light is through M0, M4 reflection, to A4, as described in Fig. 3 d.
Constantly, M0 continues to turn clockwise 90 ° around Z axis t=20, and now with t=0, state is identical constantly, and so circulation, just can realize making every 5 minutes laser to pass through the work of lamp pumping image intensifer once.
In the method for above rotation M0, also can t=5 constantly make M0 towards rotating shaft Z turn clockwise 90 ° (be that t=0 constantly turns clockwise in M0 reverberation direction and Z axis composition plane, lower same), thereby M0 is parallel in opposite directions with the reflecting surface of M3, light is through M0, the M3 reflection, to A3, then be rotated counterclockwise 90 ° at t=15 moment M0 around Z axis, now M0 is parallel in opposite directions with the reflecting surface of M1, light is through M0, the M2 reflection, to A2, then at t=5, constantly make M0 turn clockwise 90 ° towards rotating shaft Z, now M0 is parallel in opposite directions with the reflecting surface of M4, light is through M0, the M4 reflection, to A4, so circulation.
The structural representation that Fig. 4 is the embodiment of the present invention two, embodiment bis-is with the difference of embodiment mono-, M1, M2, M3, M4 and A1, A2, A3, it is 30 ° that the fixed angle of the optical axis of A4 is less than 45 °, the relative embodiment mono-in the position of M0 on rotating shaft is near incident place, therefore the incidence point of light on M0 with at M1, M2, M3, incidence point on M4 is not in same plane, light at the incidence point of M0 at M1, M2, M3, subpoint on the disk that the incidence point of M4 forms is the center of circle, its subpoint and M1, M2, M3, the incidence point of M4 is as Fig. 2, illustrating of other is identical with embodiment mono-.
The structural representation that Fig. 5 is the embodiment of the present invention two, in this embodiment, A1, A2, A3, the parallel placement of A4 but form colyliform as described in Figure 1 around an axle, its optical axis can be thought in same plane, by at A1, A2, A3, place M1 before A4, M2, M3, M4 and M0, mutually reflecting and making light reflex to A1 in twos by speculum, A2, A3, A4, now M0 is positioned at M1, M2, M3, before M4, M1, M2, M3, M4 and A1, A2, A3, the angle of A4 optical axis has multiple choices, as M1, M2, M3, M4 and A1, A2, A3, the angle of A4 optical axis is followed successively by 45 °, 22.5 °, 112.5 °, 135 ° or 45 °, 67.5 °, 157.5 °, 135 ° etc., then the method by corresponding rotation M0 also can make light enter successively laser amplifier.
5 back mirrors that laser penetrated successively by reflection from stationary exit can also be set in above embodiment, back mirror is connected in the optical path space after A1, A2, A3, A4, for making, through A1, A2, A3, the A4 complete light of working, from stationary exit, penetrates.The light path of output light between back mirror 4 is with input light at M0, and the backlight road between M1, M2, M3, M4 is identical, and the ejaculation direction of light is identical with the incident direction of light.
As shown in Figure 6, one embodiment of the invention proposes a kind of method that improves lamp pumping image intensifer operating frequency, by making laser enter successively a plurality of lamp pumping image intensifers, use in turn it with respect to single lamp pumping image intensifer, to improve operating frequency, comprise the following steps:
Step S11: the rotating mirror that several stationary mirrors is set before lamp pumping image intensifer and connects with stationary mirror light successively by rotation.
Wherein, on optical axis path before each lamp pumping image intensifer, a stationary mirror is set respectively, on the optical axis path before corresponding lamp pumping image intensifer of stationary mirror, position and posture are fixed, and rotating mirror can also can connect with stationary mirror light by rotation successively in 360 ° of rotations.
Step S12: rotate rotating mirror reception input light rotating mirror is connected with each stationary mirror light successively.
Within the operating time of lamp pumping image intensifer, at interval of the stand-by period, input light enters, and the rotation by rotating mirror reflexes to light the stationary mirror associated with its light successively.
Step S13: when rotating mirror connects with each stationary mirror light, light reflexes to corresponding lamp pumping image intensifer successively through rotating mirror, stationary mirror.
When light, when rotating mirror reflexes to stationary mirror, stationary mirror reflexes to light corresponding thereafter lamp pumping image intensifer again, and lamp pumping image intensifer is just worked once.
Step S14: when rotating mirror, by rotation, complete with after all stationary mirror light connects, all lamp pumping image intensifers complete a cycling process.
All lamp pumping image intensifer completes a cycling process, and rear rotating mirror is got back to initial position by rotation, continues rotation and just can carry out the work in next cycle.
As shown in Figure 1 and Figure 7, one embodiment of the invention proposes a kind of method of utilizing the described device of above-described embodiment one to improve lamp pumping image intensifer operating frequency, by making laser enter successively four lamp pumping image intensifers around the parallel placement of a rotating shaft Z, use in turn it with respect to single lamp pumping image intensifer, to improve operating frequency, comprise the following steps:
S21: the first stationary mirror M1, the second stationary mirror M2, the 3rd stationary mirror M3, the 4th stationary mirror M4 are set respectively before four lamp pumping image intensifers, rotating mirror M0 is set on rotating shaft Z.
Wherein, the first stationary mirror M1, the second stationary mirror M2, the 3rd stationary mirror M3, on the fixed position in the optical axis path of the 4th stationary mirror M4 before corresponding lamp pumping image intensifer, its optical path distance to lamp pumping image intensifer equates, and the angle of itself and optical axis is 45 °, it is upper and can take rotating shaft Z and connect with these four stationary mirror light successively as 360 ° of rotations of its rotating shaft that rotating mirror M0 is positioned at rotating shaft Z, now, the reflecting surface of rotating mirror M0 by the rotation successively respectively with the first stationary mirror M1, the second stationary mirror M2, the 3rd stationary mirror M3, the reflecting surface of the 4th stationary mirror M4 is parallel in opposite directions, and rotating mirror M0 and the first stationary mirror M1, the second stationary mirror M2, the 3rd stationary mirror M3, the optical path distance of the 4th stationary mirror M4 equates, therefore when receiving input light, rotating mirror M0 just light can be reflexed to respectively in corresponding lamp pumping image intensifer.
S22: within the operating time of four street lamp pumping image intensifers, at interval of the stand-by period, the first mirror M 0 is turned clockwise to 90 ° around rotating shaft Z, make it relative with the first stationary mirror M1, the second stationary mirror M2, the 3rd stationary mirror M3, the 4th stationary mirror M4 reflecting surface successively.
S23: when rotating mirror M0 is each, with the first stationary mirror M1, the second stationary mirror M2, the 3rd stationary mirror M3, the 4th stationary mirror M4 reflecting surface, when relative, input light and reflex to successively corresponding lamp pumping image intensifer.
In step S22 and S23, if take single lamp pumping image intensifer operating frequency, be 1/20min
-1at interval of the stand-by period, be within 5 minutes, to be example:
T=0 minute, rotating mirror M0 is parallel in opposite directions with the reflecting surface of the first stationary mirror M1, and light is through rotating mirror M0, the first stationary mirror M1 reflection, to first corresponding lamp pumping image intensifer.
T=5 minute, rotating mirror M0 turns clockwise 90 ° around Z axis, and rotating mirror M0 is parallel in opposite directions with the reflecting surface of the second stationary mirror M2, and light is through rotating mirror M0, the second stationary mirror M2 reflection, to second corresponding lamp pumping image intensifer.
T=10 minute, rotating mirror M0 continues to turn clockwise 90 ° around Z axis, rotating mirror M0 is parallel in opposite directions with the reflecting surface of the 3rd stationary mirror M3, and light is through rotating mirror M0, the 3rd stationary mirror M3 reflection, to the 3rd corresponding lamp pumping image intensifer.
T=15 minute, rotating mirror M0 continues to turn clockwise 90 ° around Z axis, rotating mirror M0 is parallel in opposite directions with the reflecting surface of the 4th stationary mirror M4, and light is through rotating mirror M0, the 4th stationary mirror M4 reflection, to the 4th corresponding lamp pumping image intensifer.
S24: when rotating mirror M0 completes cycle rotation, four street lamp pumping image intensifers complete a cycling process.
Continue the above, t=20 minute, rotating mirror M0 continues to turn clockwise 90 ° and complete cycle rotation around Z axis, rotating mirror and the t=0 identical initial position of getting back to of state constantly now, four street lamp pumping image intensifers complete a cycling process, continue rotation and just can carry out the work in next cycle, so circulation, just can realize making every 5 minutes laser to pass through the work of lamp pumping image intensifer once.
The foregoing is only the preferred embodiments of the present invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or flow process conversion that utilizes specification of the present invention and accompanying drawing content to do; or directly or indirectly be used in other relevant technical field, all in like manner be included in scope of patent protection of the present invention.
Claims (4)
1. a device that improves lamp pumping image intensifer operating frequency, comprise several lamp pumping image intensifers, by making laser enter successively a plurality of lamp pumping image intensifers, use in turn it with respect to single lamp pumping image intensifer, to improve operating frequency, it is characterized in that, also comprise:
Several stationary mirrors, before stationary mirror is positioned at lamp pumping image intensifer, stationary mirror receives the reverberation of rotating mirror and light is reflexed to corresponding lamp pumping image intensifer;
Described rotating mirror, rotating mirror connects with described stationary mirror light by rotation, and rotating mirror receives input light and by rotation, light is reflexed to stationary mirror;
Described device comprises four lamp pumping image intensifers, a rotating mirror and four stationary mirrors, described four lamp pumping image intensifers are respectively the first lamp pumping image intensifer, the second lamp pumping image intensifer, the 3rd lamp pumping image intensifer and the 4th lamp pumping image intensifer, described four stationary mirrors are respectively the first stationary mirror, the second stationary mirror, the 3rd stationary mirror and the 4th stationary mirror, wherein
The first stationary mirror is positioned at the fixed position on the front optical axis of the first lamp pumping image intensifer, and the reverberation that the first stationary mirror receives rotating mirror also reflexes to the first lamp pumping image intensifer by light;
The second stationary mirror is positioned at the fixed position on the front optical axis of the second lamp pumping image intensifer, and the reverberation that the second stationary mirror receives rotating mirror also reflexes to the second lamp pumping image intensifer by light;
The 3rd stationary mirror is positioned at the fixed position on the front optical axis of the 3rd lamp pumping image intensifer, and the reverberation that the 3rd stationary mirror receives rotating mirror also reflexes to the 3rd lamp pumping image intensifer by light;
The 4th stationary mirror is positioned at the fixed position on the front optical axis of the 4th lamp pumping image intensifer, and the reverberation that the 4th stationary mirror receives rotating mirror also reflexes to the 4th lamp pumping image intensifer by light;
Described four stationary mirrors are positioned at the fixed position on the optical axis of corresponding lamp pumping image intensifer, and at 45 ° with optical axis, and the incidence point of laser on described rotating mirror and four stationary mirrors is positioned at same plane;
Rotating mirror connects with the first stationary mirror, the second stationary mirror, the 3rd stationary mirror, the 4th stationary mirror light by rotation, and rotating mirror will be inputted light by rotation and reflex to respectively the first stationary mirror, the second stationary mirror, the 3rd stationary mirror, the 4th stationary mirror.
2. device according to claim 1, is characterized in that, the reflecting surface of described rotating mirror is and light connection parallel in opposite directions with the reflecting surface of stationary mirror by rotation.
3. device according to claim 1 and 2, is characterized in that, described device also comprises several back mirrors, after back mirror is positioned at lamp pumping image intensifer, for making, through the complete light of lamp pumping image intensifer work, from stationary exit, penetrates.
4. a method that improves lamp pumping image intensifer operating frequency, used it with respect to single lamp pumping image intensifer, to improve operating frequency by making laser enter successively a plurality of lamp pumping image intensifers in turn, it is characterized in that, comprises the following steps:
The rotating mirror that several stationary mirrors is set before lamp pumping image intensifer and connects with stationary mirror light successively by rotation;
Rotating rotating mirror reception input light connects rotating mirror successively with each stationary mirror light;
When rotating mirror connects with each stationary mirror light, light reflexes to corresponding lamp pumping image intensifer successively through rotating mirror, stationary mirror;
When rotating mirror, by rotation, complete with after all stationary mirror light connects, all lamp pumping image intensifers complete a cycling process;
Wherein, described a plurality of lamp pumping image intensifer is respectively the first lamp pumping image intensifer, the second lamp pumping image intensifer, the 3rd lamp pumping image intensifer and the 4th lamp pumping image intensifer, described several stationary mirrors are respectively the first stationary mirror, the second stationary mirror, the 3rd stationary mirror and the 4th stationary mirror, wherein
The first stationary mirror is positioned at the fixed position on the front optical axis of the first lamp pumping image intensifer, the second stationary mirror is positioned at the fixed position on the front optical axis of the second lamp pumping image intensifer, the 3rd stationary mirror is positioned at the fixed position on the front optical axis of the 3rd lamp pumping image intensifer, the 4th stationary mirror is positioned at the fixed position on the front optical axis of the 4th lamp pumping image intensifer, rotating mirror by the rotation respectively with the first stationary mirror, the second stationary mirror, the 3rd stationary mirror, the 4th stationary mirror light connects, rotating mirror will be inputted respectively light by rotation and reflex to respectively the first stationary mirror, the second stationary mirror, the 3rd stationary mirror, the 4th stationary mirror,
Described four stationary mirrors are positioned at the fixed position on the optical axis of corresponding lamp pumping image intensifer, and at 45 ° with optical axis, and the incidence point of laser on described rotating mirror and four stationary mirrors is positioned at same plane.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5999555A (en) * | 1993-05-05 | 1999-12-07 | Coherent, Inc. | Apparatus for combining laser beams |
| CN101604816A (en) * | 2009-07-03 | 2009-12-16 | 江苏大学 | A kind of method and apparatus that improves macro-energy neodymium glass laser repetition rate and stability |
| CN101814693A (en) * | 2010-04-01 | 2010-08-25 | 深圳市大族激光科技股份有限公司 | laser |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5999555A (en) * | 1993-05-05 | 1999-12-07 | Coherent, Inc. | Apparatus for combining laser beams |
| CN101604816A (en) * | 2009-07-03 | 2009-12-16 | 江苏大学 | A kind of method and apparatus that improves macro-energy neodymium glass laser repetition rate and stability |
| CN101814693A (en) * | 2010-04-01 | 2010-08-25 | 深圳市大族激光科技股份有限公司 | laser |
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