CN202771100U - Beam attenuator mechanism - Google Patents
Beam attenuator mechanism Download PDFInfo
- Publication number
- CN202771100U CN202771100U CN201220438141.8U CN201220438141U CN202771100U CN 202771100 U CN202771100 U CN 202771100U CN 201220438141 U CN201220438141 U CN 201220438141U CN 202771100 U CN202771100 U CN 202771100U
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- attenuation
- attenuator
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- light
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Abstract
The utility model provides a beam attenuator mechanism, and pertains to the technical field of beam attenuators. The beam attenuator mechanism of the utility model comprises a support, an optoelectronic switch group, a stepping motor group, an attenuation disc, a first attenuation sheet and a second attenuation sheet, wherein the stepping motor group is arranged on the support, the optoelectronic switch group is arranged on the support, the attenuation disc is arranged on one end of the output shaft of the stepping motor group, and the first attenuation sheet and the second attenuation sheet are fixed on the attenuation disc separately. Light-penetrable holes which are uniformly distributed are machined on the attenuation sheets according to the beam attenuation ratio so as to ensure the uniform light penetrability, and the light-penetrable holes are in a diamond arrangement so as to make holes formed by irradiating a light beam onto the attenuation disc are all uniformly distributed. The beam attenuator mechanism of the utility model is an adjustable optical attenuator, wherein the adjustable optical attenuator can be used to acquire a plurality of different attenuation amounts by rotating the device. The beam attenuator mechanism of the utility model is used to balance the signal gains of various wavelengths, used on a receiver or the front end of a tested sample, and used to realize the attenuation of light energy.
Description
Technical field
The utility model relates to a kind of beam attenuator mechanism, belongs to the beam attenuator technical field.
Background technology
Prior art is general to adopt the single unthreaded hole of crossing to decay, and when light beam passes through beam attenuation mechanism, exists decay inhomogeneous, can not better accomplish each wavelength signals gain of balance.
Summary of the invention
The purpose of this utility model is that prior art is general to adopt the single unthreaded hole of crossing to decay in order to solve, when light beam passes through beam attenuation mechanism, exist decay inhomogeneous, can not better accomplish the problem of each wavelength signals gain of balance, and then a kind of beam attenuator mechanism is provided.
The purpose of this utility model is achieved through the following technical solutions:
A kind of beam attenuator mechanism, comprise: support, optoelectronic switch group, stepper motor, decay dish, the first attenuator and the second attenuator, described stepper motor is arranged on the support, the optoelectronic switch group is arranged on the support, the decay dish is arranged on the end of stepper motor output shaft, and the first attenuator and the second attenuator are separately fixed on the decay dish.
The utlity model has following advantage: the utility model is a kind of adjustable optical attenuator, and this adjustable optical attenuator can obtain a plurality of different damping capacitys by this device of rotation.The utility model is each wavelength signals gain of balance, is used for receiver or sample front end; Realize the decay of luminous energy.
Description of drawings
Fig. 1 is the structural representation of beam attenuator of the present utility model mechanism;
Fig. 2 is that the A of Fig. 1 is to view;
Fig. 3 is the structural representation of light hole on the first attenuator and the second attenuator.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail: the present embodiment is implemented under take technical solutions of the utility model as prerequisite, has provided detailed embodiment, but protection domain of the present utility model is not limited to following embodiment.
Such as Fig. 1～shown in Figure 3, a kind of beam attenuator mechanism that the present embodiment is related, comprise: support 1, optoelectronic switch group 2, stepper motor 3, decay dish 4, the first attenuator 5 and the second attenuator 6, described stepper motor 3 is arranged on the support 1, optoelectronic switch group 2 is arranged on the support 1, decay dish 4 is arranged on the end of stepper motor 3 output shafts, and the first attenuator 5 and the second attenuator 6 are separately fixed on the decay dish 4.
Be equipped with light hole 7 on described the first attenuator 5 and the second attenuator 6.
The transmittance of described the first attenuator 5 is 10%.
The transmittance of described the second attenuator 6 is 1%.
It is even for guaranteeing printing opacity that attenuator is processed uniform light hole (as shown in Figure 3) according to the ratio of beam attenuation, and light hole adopts diamond array, so that the hole that light beam impinges upon on the decay dish all is equally distributed.
The above; it only is the better embodiment of the utility model; these embodiments all are based on the different implementations under the utility model general idea; and protection domain of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement all should be encompassed within the protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claims.
Claims (5)
1. beam attenuator mechanism, comprise: support (1), optoelectronic switch group (2), stepper motor (3), decay dish (4), the first attenuator (5) and the second attenuator (6), it is characterized in that, described stepper motor (3) is arranged on the support (1), optoelectronic switch group (2) is arranged on the support (1), decay dish (4) is arranged on the end of stepper motor (3) output shaft, and the first attenuator (5) and the second attenuator (6) are separately fixed on the decay dish (4).
2. beam attenuator according to claim 1 mechanism is characterized in that, is equipped with light hole (7) on described the first attenuator (5) and the second attenuator (6).
3. beam attenuator according to claim 2 mechanism is characterized in that, the light hole (7) on described the first attenuator (5) and the second attenuator (6) is diamond array.
4. according to claim 1,2 or 3 described beam attenuator mechanisms, it is characterized in that, the transmittance of described the first attenuator (5) is 10%.
5. according to claim 1,2 or 3 described beam attenuator mechanisms, it is characterized in that, the transmittance of described the second attenuator (6) is 1%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220438141.8U CN202771100U (en) | 2012-08-30 | 2012-08-30 | Beam attenuator mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220438141.8U CN202771100U (en) | 2012-08-30 | 2012-08-30 | Beam attenuator mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202771100U true CN202771100U (en) | 2013-03-06 |
Family
ID=47777663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220438141.8U Expired - Lifetime CN202771100U (en) | 2012-08-30 | 2012-08-30 | Beam attenuator mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202771100U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103983616A (en) * | 2014-05-30 | 2014-08-13 | 南京信息工程大学 | Transmission type visibility measurement device and system linear dynamic range expansion method |
| CN104950432A (en) * | 2014-03-31 | 2015-09-30 | 大族激光科技产业集团股份有限公司 | Mechanical laser power attenuation method and structure thereof |
| CN105098583A (en) * | 2015-09-29 | 2015-11-25 | 孝感华中精密仪器有限公司 | Laser radiator |
| CN105487223A (en) * | 2016-01-25 | 2016-04-13 | 武汉浩宏科技有限公司 | Energy attenuation regulator |
-
2012
- 2012-08-30 CN CN201220438141.8U patent/CN202771100U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104950432A (en) * | 2014-03-31 | 2015-09-30 | 大族激光科技产业集团股份有限公司 | Mechanical laser power attenuation method and structure thereof |
| CN104950432B (en) * | 2014-03-31 | 2017-12-15 | 大族激光科技产业集团股份有限公司 | Mechanical laser power damped system and its structure |
| CN103983616A (en) * | 2014-05-30 | 2014-08-13 | 南京信息工程大学 | Transmission type visibility measurement device and system linear dynamic range expansion method |
| CN105098583A (en) * | 2015-09-29 | 2015-11-25 | 孝感华中精密仪器有限公司 | Laser radiator |
| CN105098583B (en) * | 2015-09-29 | 2018-08-31 | 孝感华中精密仪器有限公司 | A kind of laser irradiator |
| CN105487223A (en) * | 2016-01-25 | 2016-04-13 | 武汉浩宏科技有限公司 | Energy attenuation regulator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201110 Address after: 012200 Wang Guan Liang sorunga Road, Chahar Right Wing Front Banner, Ulanqab City, Inner Mongolia Autonomous Region Patentee after: Inner Mongolia General Instrument Co.,Ltd. Address before: 101200 No.3, pingsan Road, Pinggu District, Beijing Patentee before: BEIJING PURKINJE GENERAL INSTRUMENT Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130306 |