Reasonable price Tortoise Shell Computer Glasses - 1.56 Aspherical Cr39 Single Vision Lenses AR Coating NK55 Material – Optical
Place of Origin: Jiangsu, China
Model Number: 1.499
Lenses Color: Clear, Clear
Vision Effect: Flat Top
Brand Name: kingway
Lenses Material: CR39
Coating: UC, HC, HMC
Reasonable price Tortoise Shell Computer Glasses - 1.56 Aspherical Cr39 Single Vision Lenses AR Coating NK55 Material – Optical Detail:
Packaging & Delivery
|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|
|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|
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.
–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.
Product detail pictures:
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We always continually offer you by far the most conscientious customer service, and the widest variety of designs and styles with finest materials. These attempts include the availability of customized designs with speed and dispatch for Reasonable price Tortoise Shell Computer Glasses - 1.56 Aspherical Cr39 Single Vision Lenses AR Coating NK55 Material – Optical, The product will supply to all over the world, such as: Seattle, Algeria, Madrid, As the world economic integration bringing challenges and opportunities to the xxx industry, our company , by carrying on our teamwork, quality first, innovation and mutual benefit, are confident enough to supply our clients sincerely with qualified merchandise, competitive price and great service, and to build a brighter future under the spirit of higher, faster, stronger with our friends together by carrying on our discipline.
By Rosemary from Jordan - 2017.09.09 10:18
Factory equipment is advanced in the industry and the product is fine workmanship, moreover the price is very cheap, value for money!
By Dinah from Yemen - 2018.12.11 11:26