Students mix the mirror without pursuing to save trouble Once aggravate eyesight and fail and lose more than gain

Students mix the mirror without pursuing to save trouble Once aggravate eyesight and fail and lose more than gain
Since the end of vacation, the universities, middle and primary schools start a new term successively, such reasons as a lot of students drop because of eyesight should be made into the glasses. The glasses off quality not only play a role in correcting eyesight, but also will cause the injury to eyes.
Organize the investigation according to place consumers' associations such as Shandong, Guangdong Province, Heilongjiang Province,etc., what consumers often meet mainly has 3 kinds of situations to equip the quality problem of the glasses. First, very burnt degree ' Commonly called as the degree) Inaccurate, namely very burnt degree of the glasses is inconsistent with diopters in need of correcting of persons who wear; Second, pupil from inaccurate, namely optical centre of glasses horizontal distance not in conformity with pupil distance of the persons who wear; Third, it does not accord with the products standard to offset in the column mirror axle location. These parameters will influence correcting the visual result directly if these parameters do not agree, cause user's visual fatigue, thus aggravate eyesight and fail.
In the face of the optical shop that is seen everywhere in the street, how should consumers choose trade company and products, worthy of to a pair of suitable glasses? Here, the Chinese Consumers' Association reminds student that consumers pay attention to the following items:
1,Mixing the mirror had better go to the regular hospital to pay the ophthalmology department to check first ago. Because it is not caused by myopia or myopic astigmatism that some students' eyesight drops, it may be that some eye diseases cause. So, should go on the systematic ophthalmology department, check before having an eye test and distinguish whether it is genuine myopia or pseudo-myopia,etc. or not.
2,Mixing the mirror should go to the regular hospital or optical shop with a high reputation. Must guard against pursuing cheap or saving trouble, should look over whether glasses enterprises have got the glasses products production licence; Glasses enterprise have an eye test apparatus and detecting instrument have qualified marks; Have an eye test, make personnel hold the card on duty; The glasses are qualified to annotate ' Card) . Glasses enterprises " Four cards " ,Guarantee to mix the prerequisite of mirror quality.
3,Make the procedure of having an eye test, trying it on etc. into the necessary process of the glasses. According to the request of doctor, should make the scattered pupil and have an eye test if necessary, especially minors and the persons who match the mirror for the first time. After having an eye test, should ask for and have an eye test singly. Because it is apt to be influenced by mood, health to have an eye test, so should pass within several days and have an eye test twice, in order to reach the result of having an eye test with accurate science.
4,Pay attention to the material choices of the glasses. The general glasses stretch is divided into several kinds such as resin, glass and crystal, lenses and picture frames should all have quality guarantee period. If the lens, picture frame, mirror holder import materials, should import the commodity inspection certificate. Because the resin lens possesses the advantage such as being light, is welcomed by students very much, maintain and demand to be higher. If the temperature exceeds 60 , because every layers of inflation rate is different under the high temperature, the lens is damaged certainly, and then become fuzzy, its wear-resisting coefficient is obviously lower than the glass mirror, so consumers should pay attention to the protection of the lens while wearing at ordinary times.
5,Buy behind the glasses, want to sell unit, ask for, formulate glasses, process form, invoice, after sale the intersection of person who promise and evidence, in order to safeguard one's own legitimate rights and interests while going wrong in future. Find glasses wear, for a long time ' Usually exceed one week) There is uncomfortable response, consumers should consult the oculist or professional personage in time.

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