Wholesale Price China Bifocal Lens For Presbyopia - 1.56 Aspherical Cr39 Single Vision Lenses AR Coating NK55 Material – Optical
Short Description:
Place of Origin: Jiangsu, China
Model Number: 1.56
Lenses Color: Clear, Clear
Vision Effect: Progressive
Corridor: 12+2mm
Brand Name: kingway
Certificate: CE/ISO
Lenses Material: Resin
Coating: HC, HMC
Diameter: 70mm
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Wholesale Price China Bifocal Lens For Presbyopia - 1.56 Aspherical Cr39 Single Vision Lenses AR Coating NK55 Material – Optical Detail:
Packaging & Delivery
| Selling Units | Pairs |
| Single package size | 50X45X45 cm |
| Single gross weight | About 22kgs |
| Package Type | inner bag,out carton, export standard or upon your design |
| Lead Time | Quantity(Pairs) 1 – 5000prs, 10days |
| Quantity(Pairs) > 5000prs, To be negotiated |
1.56 Aspherical Cr39 Single Vision Lenses AR Coating NK55 Material
| Visual Effect | Diameter(mm) | Coating | Power Range |
| Single Vision | 65/70/72 | UC, HC, HMC SHMC | SPH: 0.00~+-15.00 |
| CYL: 0.00~-6.00 | |||
| Bifocal | 70/28 | UC, HC, HMC | SPH: 0.00~+-3.00 |
| Progressive | 70/12+2mm | UC, HC, HMC | ADD: +1.00~+3.50 |
| Photochromic | 65/70 | HC, HMC, SHMC | SPH: 0.00~+-15.00 |
| CYL: 0.00~-6.00 |
Features
The most common materials available for use in lenses used to be glass and a hard resin called CR-39. With the continuous improvement of technology, there are more requirements of CR39(optical/plastic) lenses than glass lenses. We are a manufacturer of optical lens, and in these lenses, 1.56 index lenses are one of the most popular lenses all over the world. Furthermore, lenses with 1.56 index are considered the most cost effective lens on the world market.
Thickness: Under the same prescriptions, 1.56 index lenses are thinner than 1.499 lenses. as the increase in diopters, the difference will be bigger. In the other word, high index materials are classified by numbers. Again, the higher index, the thinner and lighter the lens.
Weight: Due to the thickness, it’s obvious that 1.56 lenses are lighter than 1.499 lenses in the same diopters.
AR Coating
–HC(hard coating): To protect the uncoated lenses from scratch resistance.
–HMC(hard multi coated/AR coating): To protect the lens effectively from reflection, enhance functional and charity of your vision.
–SHMC(super hydrophobic coating): To make the lens waterproof, antistatic, anti slip and oil resistance.
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We take pleasure in a really excellent name amongst our shoppers for our exceptional product or service excellent, competitive rate and also the greatest services for Wholesale Price China Bifocal Lens For Presbyopia - 1.56 Aspherical Cr39 Single Vision Lenses AR Coating NK55 Material – Optical, The product will supply to all over the world, such as: Jersey, South Africa, Niger, Our Company has professional engineers and technical staff to answer your questions about maintenance problems, some common failure. Our product quality assurance, price concessions, any questions about the products, Please feel free to contact us.
By Jack from Peru - 2018.09.23 17:37
We have been appreciated the Chinese manufacturing, this time also did not let us disappoint,good job!
By Diana from Liverpool - 2018.12.05 13:53
