Tel: +86-13906023008
E-mail: a-visionoptical@vip.163.com
whatsapp:0086-13906023008
0086-17805930125

Contact

A-Vision Optical Co.,Ltd
Address:9E-2,Jingyuan Building,Hubing South road 57#,Xiamen 361004,China
Contact: Christina Yuan
Contact phone: 86-592-2287778
Mobile phone: 86-13906023008
Whatsapp:86-13906023008
Fax: 86-592-2287778
E-mail:a-visionoptical@vip.163.com
Skype: Christina-eyewear

Classification of lenses

1. anti-reflective protective lenses: these lenses are coated with a thin layer of magnesium fluoride to prevent light reflection, allow you to see things more clearly and is not affected by strong light interference. Is it true that you want to test your sunglasses with anti-reflective protective lenses, glasses can be aimed at the light source, if you see a purple or green reflective, it would mean that lenses do have anti-reflective coated protective film.


2. colored lenses: also called "tinted lens", is the lens production process, plus some chemicals, lens color to absorb specific wavelengths of light. This is the most commonly used type of lens sunglasses.


3. colour lens: effect of the lens with the same colored lenses, made only in a different way, it is a color coating on the lens surface, the most well-known is "gradient-painted lenses", color is the least above deep and light down. Prescription sunglasses are generally painted to handle lens.


4. polarized lenses: to filter the sun shines on the surface, land, or snow glare in the direction of the light of equality, add a vertical special coatings on the lenses, it is called polarized lenses. Best suited to outdoor sports (for example, sea activities, skiing or fishing) to use.


5. color-changing lenses: also known as "the photographic lens". Because added silver halide chemical on the lens, so that the original transparent lenses, when strong light, becomes a colored lens to be protective, so is suitable for indoor and outdoor use.