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Product Description
Specifications:
Index | Monomer | Abbe value | Specific Gravity |
1.59 | Polycarbonate | 32 | 1.21 |
Transmission | Coat | Vision | Place of origin |
97% | HMC | Round Top-28 | China |
PC Features:
With the replacement of the lens Nowadays, the glass lens has gradually been replaced by the light and abrasion resistant optical resin lens. However, the technology is continuously improving. Now the PC lens with better quality has been developed and applied successfully to the optical industry. PC lens, also known as "space film", because of its excellent impact resistance, it also has a commonly known as bullet-proof glass.
1) Greatest safety for all kinds of activities
PC lens have high resistance to breakage which makes them ideal for all types of sports in which your eyes need physical protection. The Aogang 1.59 optical lens can be used for the all the outdoor activities.
2) Benefits:
● High impact material is safer to the energetic children Perfect protection to the eyes
● Thin thickness, lightweight, light burden to children's nose bridge
● Suitable to all groups, especially the children and sportsmen
● Light and thin edge offer aesthetical appeal
● Suitable for all kinds of frames, especially rimless and half-rimless frames
● Block harmful UV lights and solar rays
● Good choice to those who do a lot of outdoor activities
● Good choice to those who love sports
● Break resistant and high-impact
Round Top
● This is a very convenient type of lens that allows the wearer to focus on objects both at close range and far range through a single lens.
● This type of lens is designed to enable viewing of objects in the distance, at close range and in the intermediate distance with corresponding changes in power for each distance. |
Bifocal lens can be called a multi purpose lens. It has 2 different fields of vision in one visible lens. The larger of the lens usually has the prescription necessary for you to see for distance. However, this can also be your prescription for computer use or intermediate range, as you would normally be looking straight when you view through this particular part of the lens.
The lower part, also called the window, typically has your reading prescription. Since you generally look down to read, this is the logical place to put this range of vision assistance.
Advantages of round-top bifocals
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Coating
Super Hydrophobic Coating:To make the lens waterproof, antistatic, anti slip and oil resistance.
AR Coating/Hard Multi Coating: To protect the lens effectively from reflection, enhance functional and charity of your vision
Hard Coating:To make the uncoated lenses are easily subjected and exposed to scratches |
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