CN202127163U - Novel cavity resonator of laser - Google Patents
Novel cavity resonator of laser Download PDFInfo
- Publication number
- CN202127163U CN202127163U CN2011202396274U CN201120239627U CN202127163U CN 202127163 U CN202127163 U CN 202127163U CN 2011202396274 U CN2011202396274 U CN 2011202396274U CN 201120239627 U CN201120239627 U CN 201120239627U CN 202127163 U CN202127163 U CN 202127163U
- Authority
- CN
- China
- Prior art keywords
- laser
- mirror
- cavity resonator
- semi
- acousto
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Lasers (AREA)
Abstract
The utility model discloses a novel cavity resonator of laser, which comprises a red light indicating device, a full-reflection mirror, an acousto-optic Q-switch, a small-hole diaphragm, a semi-conductor pump module, a semi-reflection mirror and a beam expander mirror. The red light indicating device, the full-reflection mirror, the acousto-optic Q-switch, the small-hole diaphragm, the semi-conductor pump module, the semi-reflection mirror and the beam expander mirror are all fixedly arranged inside the novel cavity resonator of the laser in sequence. The novel cavity resonator is adopted, and the structural design of the novel cavity resonator can not only avoid influence of thermal lens effect on laser quality as much as possible, but also effectively utilize certain characteristics of the thermal lens effect in order to enable the laser light of the laser to have high optical quality without obviously increasing cost.
Description
Technical field
The utility model relates to a kind of laser technology, particularly a kind of new laser resonant cavity.
Background technology
Since semiconductor laser invention, be a key areas of high power laser technical research as all solid state laser of pumping source by semiconductor laser always.Because such laser is having important use aspect industry and the defence and military.Aspect laser guidance in military applications, just need semiconductor pump laser this powerful high stable, high-quality, can be portable; In industry, this semiconductor pumped all solid state laser is widely used in many aspects such as laser engraving, laser scribing, laser resistor trimming.So this semiconductor pumped all solid state laser has very extensive, crucial purposes.The problem that at present semiconductor pumped all solid state laser exists is: because the laser of the 808nm of high-power semiconductor laser emission makes the laser heat lens effect serious; Thereby can not inspire the good laser of optical quality, also just can't make high-quality optical quality and lower-cost semiconductor pumped all solid state laser.
The utility model content
The utility model technical problem to be solved provides a kind of new laser resonant cavity.
For solving the problems of the technologies described above, the utility model is realized as follows: a kind of new laser resonant cavity comprises ruddiness indicating device, total reflective mirror, acousto-optic Q modulation switch, smallcolumn diaphragm, semiconductor pumping module, half anti-mirror and beam expanding lens; Said ruddiness indicating device, said total reflective mirror, said acousto-optic Q modulation switch, said smallcolumn diaphragm, said semiconductor pumping module, said half anti-mirror and said beam expanding lens are fixedly installed on the inside of said new laser resonant cavity successively.
The good effect of the utility model is: designed brand-new laserresonator owing to adopt; The design structure of this resonant cavity can not only be avoided the influence of thermal lensing effect to the laser quality as far as possible; And can effectively utilize some characteristic of thermal lensing effect; Thereby be implemented under the situation of the not obvious increase of cost, the laser of laser has the high quality optical quality.
Description of drawings
Fig. 1 is the structural representation of a kind of new laser resonant cavity that embodiment provided of the utility model;
Wherein, 1 ruddiness indicating device, 2 total reflective mirrors, 3 acousto-optic Q modulation switches, 4 smallcolumn diaphragms, 5 semiconductor pumping modules, 6 half anti-mirror 7 beam expanding lenss
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is done further detailed explanation.
As shown in Figure 1; One of the utility model a kind of new laser resonant cavity that embodiment provided comprises ruddiness indicating device (1), total reflective mirror (2), acousto-optic Q modulation switch (3), smallcolumn diaphragm (4), semiconductor pumping module (5), half anti-mirror (6) and beam expanding lens (7); Ruddiness indicating device (1), total reflective mirror (2), acousto-optic Q modulation switch (3), smallcolumn diaphragm (4), semiconductor pumping module (5), half anti-mirror (6) and beam expanding lens (7) are fixedly installed on the inside of said new laser resonant cavity successively.Semiconductor pumping module (5) is the semiconductor diode laser of single tube semiconductor diode laser or array format.
During use, the thermal focal length of first measuring semiconductor pump module (5) again according to the thermal insensitive cavity principle design, calculates the size between each parts, and adjustment total reflective mirror (2), half anti-mirror (6) and acousto-optic Q-switch (3) are accomplished high-quality laser output at last.
The good effect of the utility model is: designed brand-new laserresonator owing to adopt; The design structure of this resonant cavity can not only be avoided the influence of thermal lensing effect to the laser quality as far as possible; And can effectively utilize some characteristic of thermal lensing effect; Thereby be implemented under the situation of the not obvious increase of cost, the laser of laser has the high quality optical quality.
Claims (2)
1. a new laser resonant cavity is characterized in that, comprises ruddiness indicating device, total reflective mirror, acousto-optic Q modulation switch, smallcolumn diaphragm, semiconductor pumping module, half anti-mirror and beam expanding lens; Said ruddiness indicating device, said total reflective mirror, said acousto-optic Q modulation switch, said smallcolumn diaphragm, said semiconductor pumping module, said half anti-mirror and said beam expanding lens are fixedly installed on the inside of said new laser resonant cavity successively.
2. a kind of new laser resonant cavity according to claim 1 is characterized in that said semiconductor pumping module is the semiconductor diode laser of single tube semiconductor diode laser or array format.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202396274U CN202127163U (en) | 2011-07-08 | 2011-07-08 | Novel cavity resonator of laser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202396274U CN202127163U (en) | 2011-07-08 | 2011-07-08 | Novel cavity resonator of laser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202127163U true CN202127163U (en) | 2012-01-25 |
Family
ID=45490225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202396274U Expired - Fee Related CN202127163U (en) | 2011-07-08 | 2011-07-08 | Novel cavity resonator of laser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202127163U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105965156A (en) * | 2016-06-27 | 2016-09-28 | 江苏大金激光科技有限公司 | Light path system of laser cutting machine |
-
2011
- 2011-07-08 CN CN2011202396274U patent/CN202127163U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105965156A (en) * | 2016-06-27 | 2016-09-28 | 江苏大金激光科技有限公司 | Light path system of laser cutting machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10630044B2 (en) | Frequency-doubled laser and method of generating harmonic laser | |
| CN204760744U (en) | Device that continuous light and pulse light switch over mutually | |
| CN102005694B (en) | Single-end pumped intra-cavity frequency doubled ultraviolet solid laser | |
| CN103346471B (en) | 100W 1064nm end surface pump all-solid-state laser device | |
| CN105390917A (en) | Compact and stable high-peak-power optical fiber output laser | |
| CN103887694A (en) | All-solid-state quasi-continuous laser having single-stage oscillation and multiple-stage amplifying functions | |
| CN104253375B (en) | A kind of high repetition frequency narrow pulse width single-mode green light laser | |
| CN206099037U (en) | Rotatory gain medium -'s of semiconductor laser end pump mode -locking laser | |
| CN103500920A (en) | Pulse single-frequency operating 2.09 micron solid laser | |
| CN103259176A (en) | High-power full-solid-state pico-second laser device | |
| CN202127163U (en) | Novel cavity resonator of laser | |
| CN101276984A (en) | Micro-chip laser with safety laser pulse output to human eye | |
| CN202695966U (en) | Double-end-pumped intracavity sum-frequency 355nm-wavelength ultraviolet solid-state laser | |
| CN203895739U (en) | Device used for generating high-mean-power quasi-continuous pulse green laser | |
| CN104659648B (en) | Neodymium-doped barium silicate is from frequency multiplication ultrashort pulse laser | |
| CN104917053A (en) | V-type resonant cavity and laser based on V-type resonant cavity | |
| Strotkamp et al. | Broadly tunable, diode pumped Alexandrite laser | |
| CN203260887U (en) | High power all-solid-state picosecond laser | |
| CN203895738U (en) | Device used for generating high-mean-power quasi-continuous ultraviolet pulse laser | |
| CN103682968A (en) | Megawatt-level peak power solid laser | |
| CN202840237U (en) | Device using single grating external cavity feedback to realize multiple semiconductor laser beam combining | |
| CN105720473A (en) | Passive mode-locked picosecond laser | |
| CN203387046U (en) | Wide-frequency-band high-power single-frequency pulse LD (Laser Diode) end-pumped solid laser | |
| CN104917046A (en) | All-solid-state laser device operating in wide temperature range | |
| CN204216400U (en) | A kind of 355nm ultraviolet solid-state laser |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Xiaogan City Senmao Laser Numerical Control Equipment Co., Ltd. Assignor: Huang Yi Contract record no.: 2012420000163 Denomination of utility model: Novel cavity resonator of laser Granted publication date: 20120125 License type: Exclusive License Record date: 20121010 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Xiaogan City Senmao Laser Numerical Control Equipment Co., Ltd. Assignor: Huang Yi Contract record no.: 2012420000163 Date of cancellation: 20140825 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120125 Termination date: 20140708 |
|
| EXPY | Termination of patent right or utility model |