Glasses has two parts: a frame and lenses. Users who are concerned about the appearance of glasses usually fussy in choosing eyeglass frames. They will examine the correct materials and models before purchasing sunglasses. Because the differences in materials and models may lead to different impressions. It is not uncommon for a person having special glasses to parties and formal occasions. Meanwhile, another for casual occasions.
However, the appearance of someone who uses glasses are not only determined by the shape and frame materials. The lenses were also influential. In choosing eyeglass lenses, one is usually more concerned with functional reasons, for example if the lenses are safe and comfortable to wear. Particular eyeglass lenses produce false phantoms or shadows. This can be dangerous, for example if you are driving a vehicle at night. For the sake of your safety, choose sunglasses lenses which can eliminate the false shadows.
Another thing is to choose eyeglass lenses that can withstand ultraviolet rays. It's nothing, ultraviolet rays are too strong to be risk factors for cataract. Although commonly occur as we age, cataracts do not need to be speeded up coming just because you mistakenly select eyeglass lenses.
Ordinary eyeglasses lenses will reflect light, especially during the summertime. To cope with the disorder, you can choose antirefleksi spectacle lenses. Such lenses are usually almost without reflection, as if not wearing glasses. With the lens, your beautiful eyes will appear more prominently.
One of the many eyeglass lenses used are scratch-resistant lens, or a lens is often also referred to as supersin. In addition to strong and durable, scratch-resistant lenses that either has advantages as above.
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