CN202016323U - Ruler for myopia - Google Patents
Ruler for myopia Download PDFInfo
- Publication number
- CN202016323U CN202016323U CN201120129569XU CN201120129569U CN202016323U CN 202016323 U CN202016323 U CN 202016323U CN 201120129569X U CN201120129569X U CN 201120129569XU CN 201120129569 U CN201120129569 U CN 201120129569U CN 202016323 U CN202016323 U CN 202016323U
- Authority
- CN
- China
- Prior art keywords
- ruler
- myopia
- myopic
- glasses
- blackboard
- 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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- Drawing Aids And Blackboards (AREA)
Abstract
A ruler for myopia belongs to stationery, mainly resolves the problem of inconvenience in putting on and taking off of glasses when myopic students look at a blackboard, and structurally comprises a ruler body. The upper long side of the ruler body is graduated, a semi-circular notch is arranged at the midpoint of the lower long side of the ruler body, and myopic lenses are arranged on two sides of the notch of the ruler body respectively. The ruler for myopia integrates a graduated ruler and myopic glasses, and thereby myopic glasses are not needed when a student drawing pictures and the ruler body can be used as a normal graduated ruler. When looking at the blackboard, the student can see the remote blackboard clearly by the aid of the myopic lenses on the ruler body, frequent putting on and taking off of glasses are not needed, and the ruler for myopia is convenient and rapid.
Description
Technical field
The utility model relates to a kind of stationery, specifically a kind of rule.
Background technology
Rule is people's one of commonly used stationery in drawing course.Much suffer from the low myopia students in middle and primary schools and do not wear near-sighted glasses at ordinary times, only when looking at the blackboard, need wear near-sighted glasses, pluck repeatedly that to wear near-sighted glasses more loaded down with trivial details, also cause the damage of near-sighted glasses easily.Existing rule and near-sighted glasses are separate article.
The utility model content
The purpose of this utility model is to provide a kind of near-sighted chi, mainly solves to pluck the problem of wearing the near-sighted glasses inconvenience when student looks at the blackboard repeatedly, and this myopia chi is provided with concave lens on the chi body, the convenient use.
The technical scheme in the invention for solving the technical problem is: near-sighted chi, its structure comprises the chi body, the long limit of described chi body upside is provided with graduation mark, and the midpoint on the long limit of chi body downside is provided with a semicircular breach, respectively is provided with a concave lens in the breach both sides of chi body.
The beneficial effects of the utility model are: this myopia chi combines rule and concave lens, does not need to use near-sighted glasses, chi body to can be used as common rule when the student draws and uses; When looking up blackboard, the student sees through the blackboard that concave lens on the chi body just can be seen a distant place clearly, does not need frequently to pluck and wears near-sighted glasses, and is convenient and swift.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Among the figure: 1 graduation mark, 2 concave lens, 3 chi bodies, 4 breach.
The specific embodiment
As shown in Figure 1.The myopia chi, its structure comprises chi body 3, and the long limit of described chi body 3 upsides is provided with graduation mark 1, and the midpoint on the long limit of chi body 3 downsides is provided with a semicircular breach 4, respectively is provided with a concave lens 2 in breach 4 both sides of chi body 3.
This myopia chi combines rule and concave lens 2, does not need to use near-sighted glasses, chi body 3 to can be used as common rule when the student draws and uses; When looking up blackboard, the student sees through the blackboard that concave lens 2 on the chi body 3 just can be seen a distant place clearly, does not need frequently to pluck and wears near-sighted glasses, and is convenient and swift.Breach 4 on the chi body 3 can prevent when the student uses concave lens 2 that chi body 3 from snapping into the bridge of the nose.
Claims (1)
1. near-sighted chi comprises the chi body, it is characterized in that, the long limit of described chi body upside is provided with graduation mark, and the midpoint on the long limit of chi body downside is provided with a semicircular breach, respectively is provided with a concave lens in the breach both sides of chi body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120129569XU CN202016323U (en) | 2011-04-28 | 2011-04-28 | Ruler for myopia |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120129569XU CN202016323U (en) | 2011-04-28 | 2011-04-28 | Ruler for myopia |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202016323U true CN202016323U (en) | 2011-10-26 |
Family
ID=44809999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120129569XU Expired - Fee Related CN202016323U (en) | 2011-04-28 | 2011-04-28 | Ruler for myopia |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202016323U (en) |
-
2011
- 2011-04-28 CN CN201120129569XU patent/CN202016323U/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 | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111026 Termination date: 20120428 |