Your glasses " the expiration period " arrived!
Dishu discovers, many myopic friends often " one lens after all " -- a pair of glasses is worn cannot wear till.
Cherishing glasses is good convention, but myopia is not film dazzle ability, to " fragile " for the eye, "One lens after all " absolutely is no good make do with.
does glasses still have the expiration period? Of course, di Shu remembers " Chongqing forest " in tell love to have the expiration period, cannot the glasses that be what have?
And, different age paragraph myopic crowd, adorned glasses " the expiration period " different still.
Of children and teenage glasses " the expiration period "
According to degree change and glasses wear out condition change glasses
This period belongs to the fastigium that use an eye commonly, add children and teenage body still growing development, the growth of the eye is not steady still, if use an eye insalubriously for a long time, bring about child myopia very easily or make myopia is deepened.
If discover daily life is medium, the child blinks often, eye of narrow one's eyes, crooked head or press close to look matter, had better look after children to be checked to hospital optometry as soon as possible.
If come loose,pupil hind is true sex myopia, after matching lens optometry of half an year of best every other, whether does change need to change certainly according to degree glasses.
The child of this period is more lively good move, glasses allows easy damage, when if affect,adorning, also answer to change in time, avoid to affect the visual result of the correctional function of glasses and eye.
Of adult glasses " the expiration period "
Change according to glasses wear out condition
After manhood, myopic degree can tend gradually stable, this moment does optometry every year commonly the examination is enough.
If degree change is not big, can change one year to two years partly glasses, because lens face wears away,avoid, send yellow, picture frame to be out of shape wait for an element, affect visual result.
Of course, if degree change is bigger, had better make a comprehensive inspection, determine a cause, also need to change in time at the same time glasses.
In of senile glasses " the expiration period "
According to degree change reachs the easy that look matter to change moderately
After 45 years old, because of crystalline lens ageing, eye ministry sarcous moves energy-saving force to drop, can appear to often be spent gradually. Change as the age, old beautiful rate also is in the eye growth.
If presbyopic degree is deepened more adagio, general and OK 2~3 year change glasses. If read,see a newspaper feel fatigue, can check to hospital optometry, change according to the circumstance glasses.
But the old people in this period suffers from on the risk of the eye disease such as cataract, glaucoma, xerophthalmia is bigger, return the old person that itself suffers from diabetic, hypertension to wait, give issue of lose face bottom easily also, accordingly, best every half an year or make eye ministry inspection one year.
Final Di Shu sums up, correct protection glasses can extend the term of service of glasses, but glasses is to have " the expiration period " , adorn for a long time " extended active duty " glasses will be healthy to the eye the harm that causes different level, the visual sense with change to just can be had regular examination, better regularly experiences.
Title: Eye how: Oculist tells you
Press: Tsinghua university press
Fix a price: ￥ 45
