Jiangsu Aogang Optical Glasses Co., Ltd.
Bring the clear world back to you
Add to Cart
Green Coating 1.56 Round-Top HMC Prescription Eyeglass Lenses For Far and Near Vision
I. Specifications:
| Production | 1.56 RT-28 HMC |
| Monomer | NK55 |
| Diameter | 70MM |
| Abbe value | 39 |
| Specific Gravity | 1.20 |
| Transmission | >97% |
| Round top segment | 28 |
| Guarantee years | 5 years |
| Power range | SPH: 000~+300,000~-300,CYL:+100~+350 |
II. Features:
1) Our bifocals are made from the highest quality materials, in Uncoated, Hard-Coated and Hard-Multi-Coated varieties. We understand that people have different needs in bifocals, so we have created a wide range of these products. It also means we can fulfill all types of orders in bifocals. We encourage you to contact us with questions or for clarifications and price lists. We will be happy to assist in any way we can.
| 2) With a segment in the lower area of the lens, a bifocal lens displays two different dioptric powers, which provides presbyopes with clear vision for both near and distance visions. |  |
3) 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.
III. Coating Choice:
| Depending on the layers of coating, lenses differ in functionality. Coating consists of much technicality as much as lenses do, here is 'how lens coating works' for your reference. | ||
| Hard Coating | AR Coating/Hard Multi Coating | Super Hydrophobic Coating |
| To make the uncoated lenses are easily subjected and exposed to scratches | To protect the lens effectively from reflection, enhance functional and charity of your vision | To make the lens waterproof, antistatic, anti slip and oil resistance. |
IV. Power Range:
V. Production process:
VI. Packing&Shipping:
| Envelop | |
| Choice 1 | Choice 2 |
| White envelop | color envelop with customer design weight: 157g size: 9*9*9cm |
| Outer box | |
| standard export paper carton 38cm*48cm*35cm(0.064 CBMS) | |
| Finished lens | Semi-finished lens |
| about 500 pairsper carton, 21kgs | about 100 pairs per carton, 15kgs |
| Lead time | |
| Depend on the quantity | |
| Carrier | |
| We can choose for you or offer us your cooperative company | |
| All the numbers provided above are estimated number,the actual numbers need to be measured according to the order you make | |