CN203069354U - Lens-meter employing CMOS image sensor - Google Patents
Lens-meter employing CMOS image sensor Download PDFInfo
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- CN203069354U CN203069354U CN 201320016134 CN201320016134U CN203069354U CN 203069354 U CN203069354 U CN 203069354U CN 201320016134 CN201320016134 CN 201320016134 CN 201320016134 U CN201320016134 U CN 201320016134U CN 203069354 U CN203069354 U CN 203069354U
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- image sensor
- cmos image
- light
- lensmeter
- ultraviolet
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Abstract
The utility model relates to a lens-meter employing a CMOS image sensor. The lens-meter employing the CMOS image sensor comprises a lens-meter body, wherein the lens-meter body is provided with an emission head, the emission head faces towards an eyeglass support used for bearing eyeglasses of a glasses, the eyeglass support is provided with a light through-hole, a lower portion of the light through-hole is provided with a light signal reception processing device, a light beam emitted by the emission head is used for measuring and penetrates through the light through-hole to enter the light signal reception processing device, the light signal reception processing device is provided with a CMOS image sensor used for receiving the light beam for measuring, and a light reception face of the CMOS image sensor faces towards the light through-hole. Compared with a CCD image sensor, the CMOS image sensor is advantaged in that the CMOS image sensor has a small volume, has power consumption of one tenth of the CCD image sensor and has a lower price of two thirds of the CCD image sensor. By utilizing the CMOS image sensor, the lens-meter can further reduces cost.
Description
Technical field
The utility model relates to optical instrument, is specifically related to lensmeter.
Background technology
The measurement of optical quantities often be unable to do without imageing sensor, because imageing sensor can be experienced optical image information and convert usable output signal to.
Lensmeter mostly is a kind of eyeglass detection and uses optical instrument, can be used for measuring vertex lens power and the prism degree of eyeglass, determines optical centre, axle position and the stamped mark of eyeglass, checks whether eyeglass correctly is installed in mirror holder etc.How lensmeter is by the measurement of ccd image sensor (Charge Coupled Device, charge coupled cell) to eyeglass to be measured.
In fact, imageing sensor also comprises a kind of cmos image sensor (Complementary Metal-Oxide Semiconductor, metal oxide semiconductor device), cmos image sensor and ccd image sensor have bigger different technically, but CCD and CMOS performance gap are not very big, and just cmos image sensor is higher to the requirement of light source.But the light source of lensmeter can satisfy the requirement of cmos image sensor, thus cmos image sensor can be applied on the lensmeter, to reduce cost.
The utility model content
The purpose of this utility model is, provides a kind of lensmeter that adopts cmos image sensor, to address the above problem.
The technical matters that the utility model solves can realize by the following technical solutions:
Adopt the lensmeter of cmos image sensor, comprise that one can measure the vertex lens power of eyeglass and the lensmeter body of prism degree, described lensmeter body is provided with one for generation of the emitting head of measuring with light beam, described emitting head is towards an eyeglass bearing for the carrying eyeglass, described eyeglass bearing has light hole, and is described by being provided with a light signal receiving and processing device below the hole;
The measurement that described emitting head is launched can be passed described light hole with light beam and be entered described light signal receiving and processing device, it is characterized in that, described light signal receiving and processing device is provided with one and is used for receiving the cmos image sensor of measuring with light beam, and the sensitive surface of described cmos image sensor is towards described light hole.Compare with ccd image sensor, it is little that cmos image sensor has a volume, and power consumption is less than 1/10 of ccd image sensor, and price is also than the advantage of ccd image sensor cheap 1/3.Lensmeter can further reduce cost after adopting cmos image sensor.
Be provided with light source in the described emitting head, described light source comprises a LASER Light Source.
Be provided with a collimating mirror between described light source and the described light hole, described collimating mirror, described cmos image sensor common optical axis, described collimating mirror is positioned at described emitting head.
Adopt the lensmeter of cmos image sensor, comprise that also one is used for the ultraviolet ray transmissivity detection system of the ultraviolet ray transmissivity of measurement eyeglass;
Described ultraviolet ray transmissivity detection system comprises a ultraviolet source, a uitraviolet intensity detection module, described uitraviolet intensity detection module comprises a ultraviolet signal processing unit, described ultraviolet signal processing unit connects a UV sensor, and the sensitive surface of described UV sensor is towards described light hole;
Described ultraviolet source is positioned at described emitting head, and described uitraviolet intensity detection module is positioned at described light signal receiving and processing device.Like this, the ultraviolet ray transmissivity that ultraviolet source produces is measured and is used light beam, and the ultraviolet ray transmissivity measurement can be passed described light hole with light beam and be entered UV sensor.The ultraviolet signal processing unit obtains the measured value of uitraviolet intensity according to the signal of UV sensor output, by original value and the measured value comparative analysis acquisition ultraviolet ray transmissivity of uitraviolet intensity.
Described UV sensor has a plurality of, and a plurality of UV sensor constitute a ultraviolet array, and each UV sensor connects described ultraviolet signal processing unit respectively.Can detect the ultraviolet ray transmissivity at eyeglass diverse location place simultaneously by ultraviolet array.Also can two eyeglasses on the mirror holder be detected simultaneously.
Described lensmeter body also comprises a display device, and described display device is provided with a display screen, and described light signal receiving and processing device connects described display device.
Description of drawings
Fig. 1 is a kind of structural representation of the present utility model;
Fig. 2 is principle schematic of the present utility model.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose with effect is easy to understand, below in conjunction with the further elaboration the utility model of concrete diagram.
See figures.1.and.2, adopt the lensmeter of cmos image sensor, comprise that one can measure the vertex lens power of eyeglass and the lensmeter body of prism degree, one is used for the ultraviolet ray transmissivity detection system of the ultraviolet ray transmissivity of measurement eyeglass.
The lensmeter body is provided with one for generation of the emitting head of measuring with light beam 2.Emitting head 2 is towards an eyeglass bearing 3 for the carrying eyeglass, and eyeglass bearing 3 has light hole, is provided with a light signal receiving and processing device 1 by the below, hole.The measurement that emitting head 2 is launched can be passed light hole with light beam and be entered light signal receiving and processing device 1.Light signal receiving and processing device 1 is provided with one and is used for receiving the cmos image sensor of measuring with light beam, and the sensitive surface of cmos image sensor is towards light hole.Compare with ccd image sensor, it is little that cmos image sensor has a volume, and power consumption is less than 1/10 of ccd image sensor, and price is also than the advantage of ccd image sensor cheap 1/3.Lensmeter can further reduce cost after adopting cmos image sensor.Be provided with light source in the emitting head 2, light source comprises a LASER Light Source.Be provided with a collimating mirror between light source and the light hole, collimating mirror, cmos image sensor common optical axis, collimating mirror is positioned at emitting head 2.
The ultraviolet ray transmissivity detection system comprises a ultraviolet source, a uitraviolet intensity detection module, the uitraviolet intensity detection module comprises a ultraviolet signal processing unit, the ultraviolet signal processing unit connects a UV sensor, and the sensitive surface of UV sensor is towards light hole; Ultraviolet source is positioned at emitting head 2, and the uitraviolet intensity detection module is positioned at light signal receiving and processing device 1.Like this, the ultraviolet ray transmissivity that ultraviolet source produces is measured and is used light beam, and the ultraviolet ray transmissivity measurement can be passed light hole with light beam and be entered UV sensor.The ultraviolet signal processing unit obtains the measured value of uitraviolet intensity according to the signal of UV sensor output, by original value and the measured value comparative analysis acquisition ultraviolet ray transmissivity of uitraviolet intensity.
Wavelength is that the ultraviolet ray of 365 nanometers is the most common and harmfulness is bigger, so ultraviolet source preferably produces the ultraviolet ultraviolet source that wavelength is 365 nanometers.UV sensor has a plurality of, and a plurality of UV sensor constitute a ultraviolet array, and each UV sensor connects the ultraviolet signal processing unit respectively.Can detect the ultraviolet ray transmissivity at eyeglass diverse location place simultaneously by ultraviolet array.Also can two eyeglasses on the mirror holder be detected simultaneously.
Adopt the lensmeter of cmos image sensor, also comprise a display device 4, display device 4 is provided with a display screen, and light signal receiving and processing device 1 connects display device 4.
More than show and described ultimate principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that describes in above-described embodiment and the instructions just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (6)
1. adopt the lensmeter of cmos image sensor, comprise that one can measure the vertex lens power of eyeglass and the lensmeter body of prism degree, described lensmeter body is provided with one for generation of the emitting head of measuring with light beam, described emitting head is towards an eyeglass bearing for the carrying eyeglass, described eyeglass bearing has light hole, and is described by being provided with a light signal receiving and processing device below the hole;
The measurement that described emitting head is launched can be passed described light hole with light beam and be entered described light signal receiving and processing device, it is characterized in that, described light signal receiving and processing device is provided with one and is used for receiving the cmos image sensor of measuring with light beam, and the sensitive surface of described cmos image sensor is towards described light hole.
2. the lensmeter of employing cmos image sensor according to claim 1, it is characterized in that: be provided with light source in the described emitting head, described light source comprises a LASER Light Source.
3. the lensmeter of employing cmos image sensor according to claim 2, it is characterized in that: be provided with a collimating mirror between described light source and the described light hole, described collimating mirror, described cmos image sensor common optical axis, described collimating mirror is positioned at described emitting head.
4. according to the lensmeter of claim 1,2 or 3 described employing cmos image sensors, it is characterized in that: comprise that also one is used for the ultraviolet ray transmissivity detection system of the ultraviolet ray transmissivity of measurement eyeglass;
Described ultraviolet ray transmissivity detection system comprises a ultraviolet source, a uitraviolet intensity detection module, described uitraviolet intensity detection module comprises a ultraviolet signal processing unit, described ultraviolet signal processing unit connects a UV sensor, and the sensitive surface of described UV sensor is towards described light hole;
Described ultraviolet source is positioned at described emitting head, and described uitraviolet intensity detection module is positioned at described light signal receiving and processing device.
5. the lensmeter of employing cmos image sensor according to claim 4, it is characterized in that: described UV sensor has a plurality of, a plurality of UV sensor constitute a ultraviolet array, and each UV sensor connects described ultraviolet signal processing unit respectively.
6. according to the lensmeter of claim 1,2 or 3 described employing cmos image sensors, it is characterized in that: described lensmeter body also comprises a display device, described display device is provided with a display screen, and described light signal receiving and processing device connects described display device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320016134 CN203069354U (en) | 2013-01-11 | 2013-01-11 | Lens-meter employing CMOS image sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320016134 CN203069354U (en) | 2013-01-11 | 2013-01-11 | Lens-meter employing CMOS image sensor |
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| Publication Number | Publication Date |
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| CN203069354U true CN203069354U (en) | 2013-07-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320016134 Expired - Lifetime CN203069354U (en) | 2013-01-11 | 2013-01-11 | Lens-meter employing CMOS image sensor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109118263A (en) * | 2017-06-23 | 2019-01-01 | 杭州美界科技有限公司 | A kind of beauty recommender system based on consumer feedback |
-
2013
- 2013-01-11 CN CN 201320016134 patent/CN203069354U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109118263A (en) * | 2017-06-23 | 2019-01-01 | 杭州美界科技有限公司 | A kind of beauty recommender system based on consumer feedback |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 201403 1, 3, 4, 2 Lane 1515, Huifeng North Road, Fengxian District, Shanghai. Patentee after: SHANGHAI CHANG'E OPTICAL EQUIPMENT & INSTRUMENT TECHNOLOGY Co.,Ltd. Address before: 201401 three groups of Nan Du Village, Nan Qiao Town, Fengxian District, Shanghai Patentee before: SHANGHAI CHANG'E OPTICAL EQUIPMENT & INSTRUMENT TECHNOLOGY Co.,Ltd. |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Lens-meter employing CMOS image sensor Effective date of registration: 20181121 Granted publication date: 20130717 Pledgee: Anxin Agricultural Insurance Co., Ltd. Shanghai Fengxian Branch Co. Pledgor: SHANGHAI CHANG'E OPTICAL EQUIPMENT & INSTRUMENT TECHNOLOGY Co.,Ltd. Registration number: 2018310000077 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20191209 Granted publication date: 20130717 Pledgee: Anxin Agricultural Insurance Co., Ltd. Shanghai Fengxian Branch Co. Pledgor: SHANGHAI CHANG'E OPTICAL EQUIPMENT & INSTRUMENT TECHNOLOGY Co.,Ltd. Registration number: 2018310000077 |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130717 |