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That's a lot, in 25 degrees, it's a lot!
The manifestations of myopia in the general eye are:
1. Eyesight. Distance vision is impaired and near vision is normal. Squint at the distant target.
2. Visual fatigue.
Due to the uncoordinated adjustment and collection, I feel that my eyes are sore, and I occasionally have symptoms such as headache and dizziness.
3. Deviation of eye position.
It is usually more common in high myopia, and exotropia or exotropia may occur.
4. Eye changes.
proptosis may occur due to elongation of the eye axis; or retroscleral staphyloma forms posteriorly.
5. Change of the anterior chamber.
The anterior chamber is deepened, the angle is mostly wide, the pupil is usually large, the light response is sluggish, and the corneal ** area is thin.
6. Fundus changes.
Low- to medium-to-mid-myopia generally have no changes, and high-to-moderate myopia can see degenerative changes in the fundus. Including the arc-shaped spots next to the optic disc of myopic eyes, leopard-shaped fundus, macular pigmentation, and atrophic spots; Hemorrhage or formation of neovascular membranes, lattice-like degeneration of the peripheral omentum, cystic degeneration, retinal tears, retinal detachment.
7. Vitreous liquefaction, turbidity and posterior detachment appear "floaters".
8. Other complications such as cataract, glaucoma, amblyopia, etc.
Therefore, it is necessary to pay attention to children's myopia and correct it in time.
1. Scientific control of myopia: once myopia occurs, it is necessary to go to the hospital for optometry, wear glasses with appropriate power to correct myopia, and beware of the rapid growth of myopia. This point is especially important for teenagers, who need to go to the hospital every six months for dilated eye refraction and wear glasses with appropriate power according to the change of myopia, so as to form a clear image and slow down the rapid growth of myopia.
2. Increase the time of outdoor activities: It is recommended to spend no less than two hours outdoors in the sun every day, and it is recommended that teenagers with myopia do outdoor activities for a longer time. Studies have found that natural light can promote the release of dopamine from the retina and delay the progression of myopia.
5. Pay attention to the supplement of eye nutrition: balanced nutrition, no picky eating, no overeating, less sugar, more vegetables and fruits, and drinking no less than 1500 ml of water every day. In addition, it is necessary to supplement the vision nutrients of Leyan in time, and supplement the lutein, anthocyanins and zeaxanthin that the eyes have been consuming, so as to better control or improve the degree of myopia.
If you insist on correcting it in this way, then the myopia of the eyes will naturally improve gradually.
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There are more than 100 glasses of 150 degrees, 200 more than 250 degrees, and 125 degrees, which are all kinds of prescriptions!
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Eyes above 100 degrees means 120 degrees, 150 degrees, 175 degrees, etc., you can go to the optical store to consult.
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There are a lot of prescriptions above 100 degrees in the eyes. For example, I've experienced from. 150 degrees to 300 degrees to 450 degrees, and finally 600 degrees.
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For example, if the eyes are more than 100 degrees, it is 150 degrees up from about 50 degrees, 200 degrees to 250 degrees, and this looks like all the way to the highest degree, and there are probably more than 1000 degrees, which is high myopia.
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Eyes above 100 degrees, there are many degrees, 150, 200, 250, 350, etc., and there may even be thousands of degrees, some people's eyes are very myopia.
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You have more than 200 degrees, 3 degrees, 350 degrees, and more than 500.
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Of course, glasses above 100 degrees are available, as long as there are glasses with a power of 120 or 140, you can match as many prescriptions as you want.
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In fact, there are many prescriptions of more than 100 degrees for myopia glasses, because this is a more professional time to measure the power of your glasses, so that you can match the glasses well.
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In terms of prescription, the prescription of glasses is not large, and there can be 150, 250, 250, 300, 350 to 7800.
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Hello classmate, you mean the prescription of glasses for myopia, this is matched according to the eyesight of the eye, how many degrees can be matched, such as 200 degrees, 250 degrees, 300 degrees, thank you.
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Considering that the current prescription is relatively low, if it is the result of dilated refraction, it means that there is a prescription for true myopia, and in principle, it is still recommended to wear glasses. For example, the patient is a young adult younger than 18 years old.
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The power is added to 25 degrees, so every 25 degrees above 100 degrees is added, which means that there is a spectacle lens.
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In the optical store, optometry is generally above 50 degrees, and 25 degrees is rare.
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Usually the prescription of glasses is 25 degrees + a level, that is, 125, 150, 175, 200, and so on.
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There are a lot of prescriptions in glasses, all of them are available, and the prescription of different people's eyes is different. If you want glasses or not, you can go directly to the place where you have glasses to consult.
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In fact, if the eyes are 100 degrees, it is not very myopia, and it will not affect anything if you don't wear glasses.
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What are the prescriptions of glasses 1 or above? If you can't see clearly, go to the hospital as soon as possible, and the glasses will increase faster.
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What are the degrees of 100 degrees in the eyes? You need to consult with your own place where you wear glasses.
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The visual acuity of the old 600-degree eye chart, the new eye chart is the left and right visual acuity.
Types and functions of eye charts:
1. International standard eye chart. The international standard distance vision chart and the near eye chart designed by Xu's in China are widely used by the majority of medical workers. The international standard eye chart is based on the word E, the width and interval of the strokes are 1 point of view, the side width of the eye mark E is 5 points of view, the width of the notch is 3 points of view, the number of optometric objects is arranged in a total of 12 rows, the increment rate of the target is the number of harmonic sets, and the visual acuity is equal difference series (, recorded in decimals.
2. Lamb's Ring Vision Chart The Lamb's Ring Vision Chart is a ring with a millimeter width in a millimeter square, and there is a millimeter-wide notch on the ring, which is C-shaped. Standard visual acuity is recorded as a decimal. If the visual acuity is n, it means that the Lambren's ring notch can be seen at a distance of 5 meters, which is a millimeter-wide notch in a millimeter square.
The Ransley circumvisual target is calculated by the difference series, and the increase rate is recorded using the decimal method.
The visual acuity of a normal human eye is about about left and right, and the visual acuity is distance vision, central vision, and static vision, which reflects the function of the macula, the most sensitive part of the retina. Visual acuity is divided into uncorrected visual acuity, unaided visual acuity is the actual visual acuity of an individual, without any corrected vision, without myopia, and without other refractive errors, naked eye vision can be achieved.
High myopia can also be divided into simple high myopia and pathological high myopia. The former only has a standard degree of myopia, but there is no change in the fundus, and it will not continue to develop, or the development of myopia is very slow. The latter has the characteristic symptoms of pathological myopia, with continuous development of prescription, accompanied by severe fundus damage such as retina and choroid, which is extremely harmful to the eyes and can lead to blindness.
It should be noted that in some places, high myopia is also called pathological myopia, but in essence, this kind of reference is only limited to pathological high myopia.
People with high myopia should not only pay attention to the degree of myopia, but should go to the hospital to check the fundus condition and know which type of high myopia they belong to, which will also have a positive effect on future prevention work.
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It can be 25 degrees lower, and 100 degrees lower is a bit too much.
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If the prescription of the glasses is 100 degrees lower than the real prescription, it is still not clear to see far after wearing glasses, and there will be a habit of squinting, which will cause eye fatigue and continue to decline vision. It is better to have the right prescription of glasses, and it is best to correct your vision.
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For lowMyopiaFor people, the difference between glasses and 100 degrees is big, but if there is no difference, it means that their myopia is too high, for example, when the myopia exceeds 1000 degrees, the effect of glasses plus 100 degrees will not be particularly obvious.
People who wear glasses should re-optometry and glasses when they feel that there is no difference in the increase in the prescription of glasses. Because at this time, the power of the eyes must have changed. If you continue to wear lenses that don't fit, it will be harmful to your eyes.
For people with a myopia of 200 degrees, the prescription of glasses of 200 degrees must be clearer than 100 degrees, and the power of the eyes will continue to increase as the time of wearing glasses increases. Therefore, we must pay attention to the protection of our eyes, do not indulge in electronic products for a long time, and do more eye exercises to protect the excessive use of glasses.
Precautions for wearing glasses
If you should wear glasses, ask a professional ophthalmologist to check whether you should have them. To choose the size of glasses, you should choose your favorite glasses before fitting glasses, not all beautiful glasses are suitable for you, especially for the size of your face to choose the right glasses.
One of the things that must be done when getting glasses is refraction, which checks the power and interpupillary distance of the eye.
In this way, the eyes will be accurate. In terms of choosing the prescription of the match, the doctor will measure the addition and subtraction of the prescription according to the power of the eyes, and a large part of the addition or subtraction depends on the comfortable feeling of wearing it. When choosing lenses, you must pay attention to the material, color, thickness and purpose of the lens, and most importantly, the thickness of the lens.
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According to the comparison of the international standard eye chart, myopia of 100 degrees, the visual acuity is generally or, which is mild myopia.
100-degree myopia basically does not need to wear glasses to see near places, usually only need to see far places, so it is generally not recommended to wear glasses for a long time. If it is a minor* glasses, it is usually recommended to go to a regular eye hospital for a dilated eye examination, and after the actual prescription (including myopia and astigmatism) is determined after medical optometry, the glasses are prescribed according to the need, and the glasses are worn when attending classes or when you need to see far away, and you do not need to wear glasses in daily life.
If it is an adult's daily life, when driving or using eyes from a distance, it is generally recommended to wear glasses, but it is not necessary to wear glasses for a long time when reading books, reading newspapers, and using computers in daily life. As long as the eyes are used scientifically and rationally, and the eyes are not used for a long time and with high intensity, the degree of myopia will not gradually deepen because of seeing near places without glasses.
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Although the higher the degree, the worse the vision, but this is disproportionate, there is no fixed formula to set, because everyone's ability to adjust is different, therefore, it is impossible to describe what 100 degrees of naked eye vision is, you can try it yourself, generally around it. However, due to the large individual differences, there may be a certain gap, it is recommended that it is best to wear appropriate glasses to enter the correction, usually pay attention to rest, pay attention to the use of eyes, especially mobile phones, computers must be controlled, and usually when studying, the eye posture is correct and the light is sufficient. For more information, see what is the 100-degree vision of glasses, enter to see more content.
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