The glasses used for correcting myopia have simple structure and convenient use and carrying, and can correct the visual ability at any time and in any place, moreover, the action principle is to train the eye muscle, so as to increase the adjusting ability of eyes, therefore, the glasses ...
🌰举个例子Ophthalmic surgeons are now performing laser surgery to correct myopia.眼科医生现在采用激光手术来矫正近视。 除了myopia, 还可以用下面两个词表示近视的: nearsighted[ˌnɪəˈsaɪtɪd]近视的;浅见的 shortsighted['...
1-2 minutes every 30 minutes of focused work. They should sit and work in a place with enough light and not read documents for long periods of time to avoid affecting their eyesight. People with nearsightedness or other refractive errors need regular eye exams to properly adjust their ...
Nearsightedness (also referred to as myopia) is a condition that is characterized by poor long distance clarity. To remedy this, people that experience nearsightedness often wear nearsighted glasses to correct their vision. If you are unsure or feel that you may need nearsighted glasses, read...
Eyeglasses correct many different types of sight problems, including nearsightedness, farsightedness or astigmatism (散光). Trying to understand those different numbers on an eyeglass prescription (验光单) requires understanding the measurements optometrists (验光师) use when fitting you for corrective ...
Potential side effects include sensitivity to light and the sensation of having a foreign object in the eye. Photorefractive Keratectomy PRK is a type of laser eye surgery that is used to correct nearsightedness, farsightedness, and astigmatism. The procedure involves using a laser to reshape ...
We also have prescription glasses, which are glasses tailored to your specific vision needs, correcting nearsightedness, farsightedness, astigmatism, or a combination of all three. Beyond function, glasses also make a statement. The frames themselves become a fashion accessory. Think about rimless ...
By the 16th century, concave lenses were developed to correct nearsightedness, further expanding the functionality of these visual aids. However, it wasn't until the 18th century that eyeglasses began to resemble the familiar frames we know today. Today, advancements in technology...
-:The “minus” sign stands for nearsighted, which means the child can see close up objects better than far away ones. SPH:Stands for sphere, which indicates the amount of lens power to correct the nearsightedness or farsightedness. This number is given in diopters. ...
Designed to mimic realistic matchesBeta titanium templesFrame Front: 134.11mm, Frame Side: 153.04mmLens Width: 50.94mm, Lens Height: 44.16mmBridge: 18mm Size Guide Manufacturer&Importer: Hwanam Optical Country of Manufacturer: South Korea Free Gift Wrapping Standard Fitting Service Shipping &...