CN203000896U - Centrometer - Google Patents
Centrometer Download PDFInfo
- Publication number
- CN203000896U CN203000896U CN 201220690281 CN201220690281U CN203000896U CN 203000896 U CN203000896 U CN 203000896U CN 201220690281 CN201220690281 CN 201220690281 CN 201220690281 U CN201220690281 U CN 201220690281U CN 203000896 U CN203000896 U CN 203000896U
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- CN
- China
- Prior art keywords
- interpupillary distance
- display
- centrometer
- module
- control circuit
- 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
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Abstract
The utility model discloses a centrometer which comprises a shell, a display, a detection window, a power switch, a charging jack, a detection switch, an optical lens, a power supply, and a control circuit. The control circuit and the optical lens are arranged in the shell. The display, the detection window, the power switch, the charging jack, and the detection switch are located on the shell. The control circuit is connected with the display, the detection window and the optical lens. The control circuit comprises a detection module, an operation module and a display module. The display module is connected with the display. The detection module is connected with the optical lens. The operation module is used for obtaining interpupillary distance information according to information sent by the detection module and transmitting the interpupillary distance information to the display module. The display is used for displaying the interpupillary distance information. The interpupillary distance information comprises sight distance, interpupillary distance of a left eye, interpupillary distance of a right eye, and synthesis interpupillary distance. The centrometer has the advantages of being simple in structure, low in cost, convenient to use and carry, and accurate in testing.
Description
Technical field
This utility model relates to the centrometer technical field, a kind of centrometer of special design.
Background technology
The way of measuring in the market the eye pupil distance has two kinds mostly, and one, use ruler directly to measure; Two adopt common centrometer; Below that ruler or common centrometer are all kept away unavoidably and contacted with the person under inspection, so both unhygienic also inconvenient, and be easy to produce subjective error, measure inaccurately, brought unnecessary trouble to checking.Also have the most structure of centrometer on most market larger, use inconvenience, carry inconvenience.
The utility model content
The technical problem that (one) will solve
Problem to be solved in the utility model is to provide a kind of centrometer, to overcome defective of the prior art.
(2) technical scheme
For achieving the above object, this utility model provides a kind of centrometer, comprise housing, display, detection window, on and off switch, charging jack, sense switch, optical lens, power supply and control circuit, described control circuit and optical lens are arranged on respectively in described housing, described display, detection window, on and off switch, charging jack, sense switch lay respectively on described housing, and described control circuit is connected with described display, on and off switch, sense switch and optical lens respectively;
Described control circuit comprises detection module, computing module and display module, described display module is connected with described display, described detection module is connected with described optical lens, described computing module is used for according to the information of sending on described detection module, obtain interpupillary distance information, and described interpupillary distance information is sent on described display module, described display is used for described interpupillary distance information is shown;
Described interpupillary distance information comprises sighting distance, left eye interpupillary distance, right eye interpupillary distance and synthetic interpupillary distance.
Further, described detection window is two.
Further, described power supply is battery or charger.
Further, described battery is connected with the charging jack with described on and off switch respectively.
Further, also be equipped with on described control circuit red light for charging indication, be used for showing the green light that battery is full of and be used for watching LED lamp in centrometer attentively by detection window.
(3) beneficial effect
Compared with prior art, the technical solution of the utility model has the following advantages: simple in structure, cost is low, it is easy to carry to use, test accurately.
Description of drawings
Fig. 1 is the structural representation of a kind of centrometer of the present utility model;
Fig. 2 is the internal structure schematic diagram of Fig. 1;
Fig. 3 is the connection diagram of the control circuit of centrometer of the present utility model.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present utility model is described in further detail.Following examples are used for explanation this utility model, but are not used for limiting scope of the present utility model.
The structure of centrometer of the present utility model as depicted in figs. 1 and 2, comprise housing 5, display 4, detection window 6, on and off switch 1, charging jack 2, sense switch 3, optical lens 8, power supply and control circuit 9, described control circuit 9 and optical lens 8 are arranged on respectively in described housing 5, described display 4, detection window 6, on and off switch 1, charging jack 2, sense switch 3 lay respectively on described housing 5, and described control circuit 9 is connected with described display 4, on and off switch 1, sense switch 3 and optical lens 8 respectively;
As shown in Figure 3, described control circuit 9 comprises detection module, computing module and display module, described display module is connected with described display 4, described detection module is connected with described optical lens 8, described computing module is used for according to the information of sending on described detection module, obtain interpupillary distance information, and described interpupillary distance information is sent on described display module, described display 4 is used for described interpupillary distance information is shown;
Described interpupillary distance information comprises sighting distance, left eye interpupillary distance, right eye interpupillary distance and synthetic interpupillary distance.
Described detection window 6 is two.
Described power supply is battery 7 or charger.
Described battery 7 is connected with the charging jack with described on and off switch 1 respectively.
Red light for charging indication also is installed on described control circuit 9, is used for showing the green light that battery 7 is full of and is used for watching LED lamp in centrometer attentively by detection window 6.
Concrete operations are as follows:
The on and off switch of centrometer is opened, can show on display that whole numerals 0 and prompting enter holding state, user is with the left and right center of centrometer frame at the bridge of the nose, and forehead props up centrometer, eyes are watched LED lamp in centrometer attentively by two detection windows, and the Pen-down detection switch gets final product.
This centrometer can show 30cm, 40cm, 50cm, 1m, 2m, ∞ interpupillary distance data, and the interpupillary distance of left eye and right eye can show respectively, and the numeral of demonstration can be as accurate as 0.1 millimeter.
Shown 30cm, 40cm, 50cm, 1m, the 2m of this centrometer be directly can assembled glasses data.
On this centrometer, the numeral of display can show before next user uses all the time, and user need not zero clearing when using.
This centrometer adopts battery and charger to supply power with double circuit, can choice for use autonomous according to the client, be charging when when red, and show when green light is bright that battery is full of.
This utility model is simple in structure, cost is low, it is easy to carry to use, and test accurately.
The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from this utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (5)
1. centrometer, it is characterized in that, comprise housing, display, detection window, on and off switch, charging jack, sense switch, optical lens, power supply and control circuit, described control circuit and optical lens are arranged on respectively in described housing, described display, detection window, on and off switch, charging jack, sense switch lay respectively on described housing, and described control circuit is connected with described display, on and off switch, sense switch and optical lens respectively;
Described control circuit comprises detection module, computing module and display module, described display module is connected with described display, described detection module is connected with described optical lens, described computing module is used for according to the information of sending on described detection module, obtain interpupillary distance information, and described interpupillary distance information is sent on described display module, described display is used for described interpupillary distance information is shown;
Described interpupillary distance information comprises sighting distance, left eye interpupillary distance, right eye interpupillary distance and synthetic interpupillary distance.
2. centrometer according to claim 1, is characterized in that, described detection window is two.
3. centrometer according to claim 1, is characterized in that, described power supply is battery or charger.
4. centrometer according to claim 3, is characterized in that, described battery is connected with the charging jack with described on and off switch respectively.
5. centrometer according to claim 1, is characterized in that, red light for charging indication also is installed on described control circuit, is used for showing the green light that battery is full of and is used for watching LED lamp in centrometer attentively by detection window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220690281 CN203000896U (en) | 2012-12-14 | 2012-12-14 | Centrometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220690281 CN203000896U (en) | 2012-12-14 | 2012-12-14 | Centrometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203000896U true CN203000896U (en) | 2013-06-19 |
Family
ID=48592538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220690281 Expired - Fee Related CN203000896U (en) | 2012-12-14 | 2012-12-14 | Centrometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203000896U (en) |
-
2012
- 2012-12-14 CN CN 201220690281 patent/CN203000896U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130619 Termination date: 20191214 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |