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Sent by the Municipal Metrology and Testing Institute for testing.
The computer refractor with glasses belongs to the compulsory measurement and verification instruments stipulated by the state. As a check for the diopter of the human eye.
important ophthalmic measuring instruments.
The accuracy of its measurement results directly affects the eye health of consumers. The first use of the refractor must apply for verification, and it will be allowed to be used only after it is qualified, and it will need to be verified once a year in the future. If the certification is not applied for or the verification is not overdue, it is difficult to guarantee the quality of the glasses dispensed with this kind of refractor.
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If the computer refractor is inspected annually, it belongs to the industrial and commercial department to carry out an inspection, and the general industrial and commercial department will conduct an inspection activity for the initial inspection of the product.
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The computer refractor should belong to the special inspection institute, and it still has to go to the special equipment inspection institute for inspection during the annual inspection.
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Now this belongs to the quality inspection department, or you go to the computer repair department, they can also do it for you.
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The annual inspection of the computer refractor needs to be inspected by the quality supervision institute.
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The machine is not stable, because this optometry is a kind of machine, and he needs to check it every year.
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Which department does the annual inspection of the computer refractor belong to, and the computer refractor should belong to the testing department.
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Computerized optometry. What sector does April Fool's Day belong to? It's usually a computer. Out of the computer, that doesn't play with him. Can detect something.
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The annual inspection of the computer refractor should belong to the quality inspection department and the quality unit.
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The annual inspection of the computer refractor belongs to the quality and technical supervision station.
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Which department does the computer refractor eyelid belong to, and which instrument and equipment maintenance work belongs to.
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Then I want to ask you, which department you want to go out, you can also check this, or learn about it from the Internet, or find a professional department to take a look.
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The annual inspection of computer optometry is usually managed by the market supervision and administration department.
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What department does my optometry instrument belong to? I think it should belong to the management of the quality inspection department, because this belongs to the relatively high-precision instruments.
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The annual inspection of the computer refractor belongs to the scope of the Technical Supervision Bureau.
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Summary. Myopic eyes, especially adolescents and children, have strong adjustment function and are easy to cause pseudomyopia, so they need to dilate the accuracy of refraction to measure the accuracy. It usually takes about half a month for the pupils to return to their normal size.
Then go to the hospital glasses center for medical optometry and refraction to determine the accuracy before you can make qualified glasses. Medical optometry glasses can not only correct the degree of refilling, but also provide help for clinical correction of myopia.
Dear, in the drop, I am happy to answer for you.
Hello, Eye Clear Computerized Refractor You can go to a professional eye store, or Aier Ophthalmology, or a hospital, for eye refraction testing. However, the senior recommends that you go to a local public hospital, such as a hospital, or go to some regular hospitals, so that you can hang up an eye examination.
Myopic eyes, especially adolescents and children, have strong adjustment function and are easy to cause pseudomyopia, and the accuracy of dilated pupil refraction measurement is required. It usually takes about half a month for the pupils to return to their normal size. Then go to the hospital glasses center for medical optometry and refraction to determine the accuracy before you can make qualified land glasses.
Ask about custom messages].
Dear, expand your knowledge.
Regular photometric examinations can be found in time if there is no problem, and if there is already a refractive error, you can understand whether there is a change. For people with pre-existing vision problems, the concept of "short-term**" is far from enough, and it is important to establish long-term eye care awareness. Usually, patients with myopia who have refractive errors should have an annual refraction test.
With the increase in the number of glasses practitioners, the technical level of optometrists in the market is uneven, so going to regular hospitals and large optical stores for optometry is the first thing to do.
Hope that helps you, <>
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Optometry is to check the concentration of light after entering the eyeball, and it measures the degree of convergence and dispersion between the examined eye and the emmepic eye based on the state of the emmetropic eye. Because many people will almost get involved with glasses in their lives, optometry is one of the most basic, most commonly used but important jobs for optometrists, so as far as the term optometry is concerned, it is very familiar to both ophthalmologists and ordinary people in social life.
Computerized refraction is an objective refraction method, its principle is basically the same as retinal imaging method, the use of infrared light source and automatic fog vision device to achieve the purpose of relaxing eye adjustment, the use of photoelectric technology and automatic control technology to check the refraction.
Both subjective and objective refraction can accurately measure the patient's refractive power and the axial direction of astigmatism. These two methods require a wealth of experience in optometry, and it takes a long time to master the technique of optomy, while the computer optometry technique is easier to learn and master.
Computerized refractory refraction can be used as a diagnostic refraction for soft contact lens fitting, which can quickly measure the power of refraction without dilating the pupil. The refraction results of the computer refractor are all automatically printed, without conversion, and can generally measure a patient in a few seconds to a few minutes, and can quickly determine the power of refractive error, providing more accurate refractive power and interpupillary distance for lens correction.
Of course, the accuracy of the computer refractor is affected by many factors, such as the patient's head and eyes do not cooperate well, move around, and the eyes are not focused enough on the targets in the refractor, so that the relaxation adjustment is not enough, which will inevitably affect the accuracy of the refractive examination results, and even the power of repeated examinations is quite different. In children and patients with opacity of the refractive interstitium, the error of the computerized refractor test is large, and the refractive power cannot even be checked. Therefore, it is not appropriate to use the computerized diopter as the sole basis for spectacle dispensing.
Computerized refractory is not a substitute for the optographer's refraction and lens correction technology, but only provides a useful reference for manual refraction.
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Computerized refractor is a kind of testing instrument when people wear myopia glasses, mainly to measure the myopia and astigmatism of two eyes more accurately.
Optometry is to check the concentration of light after it hits the eyeball, and he uses the state of the emmetropic eye as the standard. The degree of dispersion difference between the test and the formal tip of the eye was measured. Since many people will be associated with glasses almost throughout their lives, vision is one of the most common but important tasks for optometrists.
Therefore, as far as the term optometry is concerned, in social life, both ophthalmologists and ordinary people are very familiar with it.
The working principle of the computer refractor is photoelectric technology and automatic control technology, and the diopter is different. Diagnostic refraction can be done when soft contact lenses are fitted with a computerized refractor. Pupil dilation is not required, and the power of phototaxis can be quickly measured.
The refraction results of the computer refractor are all automatically printed, and there is no need to change the commander. It is usually possible to measure a patient in a few seconds to a few minutes, and the power of refractive error can be quickly determined. Provides more accurate refractive power and interpupillary distance for lens correction.
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