Precautions For Reading Glasses
1. You can wear glasses without dazzling, don't delay. 2. Full inspection and optometry should be performed before the eyeglasses. 3. Try wearing it for a while after the mirror is fitted. 4. Wear ...
How To Choose Reading Glasses For Reading Glasses
Generally speaking, spectacle lenses can be divided into two categories, namely glass lenses and optical resin lenses. Glass lenses include optical glass lenses and high-refractive-index lenses (comm ...
Introduction Of Reading Glasses
Reading glasses, also called presbyopic glasses, are a class of optical products. The glasses used by people with presbyopia eyes belong to a convex lens. Reading glasses are mainly to meet the needs ...
Maintenance Of Sunglasses
1. When wearing glasses, please hold the temples with both hands, take off the front side, and wear the glasses with one hand, which will easily cause deformation and loosening. 2. Wrap the lens with ...
Unsuitable For Sunglasses
Glaucoma When wearing sunglasses, the amount of visible light entering the eyes decreases and the pupils open naturally. This change in the pupil has no effect on healthy people, but for glaucoma pat ...
Difference Between Sunglasses And Polarizers
Today's UV-resistant glasses are usually divided into two types: sunglasses and polarizers. Sunglasses are commonly known by people and are used to block sunlight and ultraviolet colored glasses. Howe ...
Key Points For Buying Sunglasses
With the advent of summer, the number of consumers who choose sunglasses and myopia is increasing. In order to allow people to buy a pair of qualified and comfortable glasses, experts remind consumers ...
Protective Measures For Sunglasses
No matter where you store your sunglasses, remember to keep the mirror facing up. 1: Folded. In the design of the frame, the left temple is usually folded first and then the right. 2: Pick and wear. ...
Use Of Sunglasses
Improper wearing of sunglasses is prone to eye diseases, and it is not necessary to wear sunglasses in dark conditions such as cloudy and indoor conditions. Some people, regardless of the occasion, re ...
Advantages Of Sunglasses
Dazzling sunglasses let you stay active in the sun and be free. In fact, sunglasses can block the sun, but can't block pollution damage, so take care to avoid losing face. The method of maintaining s ...
Pros And Cons Of Sunglasses
Advantage 1. Beautiful decoration 2. Blocking eye defects 3. Can reduce the adjustment burden of the eye's ciliary muscle under strong light 4. Block harmful light 5. Protect eyes from harm 6. W ...
Sunglasses Purchase
1. The human body has an instinctual response to self-protection. When the eyes encounter strong light, the pupils will naturally become smaller, reducing the UV energy entering the eyes. Once you wea ...
Features Of Lens Types In Sunglasses
⑴Gray film: Gray lenses can absorb any color spectrum in balance, so when viewing the scene, it will only become dark, but there will be no obvious chromatic aberration, showing a true natural feeling ...
Sunglasses By Lens
There are five types of sunglasses lenses: anti-reflective protective lenses, colored lenses, tinted lenses, polarized lenses, and discolored lenses. 1. Anti-reflective protective lens: This lens is ...
Sunglasses By Application
Sunglasses can be generally divided into three categories according to use: sunshades, light-colored sunglasses, and special-purpose sunglasses. The so-called sunshade mirror, as the name suggests, i ...
Basic Functions Of Sunglasses
A pair of sunglasses looks very simple, that is, there are two colored glass or plastic pieces in a certain plastic or metal frame. Is there anything simpler than this? In fact, two glass lenses can m ...
Introduction To Sunglasses
Sunglasses, also called sunshades, are used for sunshades. In the sun, people usually need to adjust the pupil size to adjust the luminous flux. When the light intensity exceeds the ability of the hum ...
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