Product Specifications
| Prod Model: |
middle index |
| Markets: |
North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
| Type: |
Concave Lens |
| Shape: |
Ball, Hemisphere |
| Material: |
Nk-55 |
Product Description
1). Reflective index: 1.553
2). Diameter: 70mm
3). Specific Gravity: 1.28
4). Abbe Value: 38
5). High transmittance: 90%
6). Abrasion Resistance: 6/8H
7). Coating: Tintable hard coated, Non-tintable hard coated, HMC, HMC+EMI, Water-Repellent (Super Hydrophobic)
8). Coating Color: Green, Gold, Sky blue, Magenta
9). UV protection: UV380
10). Design: Spheric & Aspheric
* Features:
Lower specific gravity, lighter than CR39 1.499 lens;
Higher ultra-violet rays protects the eyes from the harm;
Better clarity with 90% transomittance;
Various options for sizes.
With more than five years' overseas sales experience and thirteen years' production history, HENRY OPTICAL is a professional manufacturer for optical lenses in mainland China. In past 13 years, we have got a great reputation in our domestic market. Also, we believe that we can satisfy you in the international market with hard working of both you and us.
We mainly produce single vision with index 1.499, 1.56, 1.60, 1.67, bifocal with index 1.499 and1.56, progressive, photochromic, polycarbonate and polarized lenses. In cater to the multiple demands of customers in worldwide, we brought in German technics-Loh RX machine and Satis coating machine, and started the RX service since one year ago. By the hardworking of total company, we got ISO 9001 in Year 2008, applied for FDA and CE in Year 2009. Meanwhile, we are improving the management system according to features in optical line, which can make our management more valid and efficient. Now we have built good business relationship with more than 30 countries & regions all over the world. We believe we can also satisfy you well by our complete products, efficient management and professional service. Best wishes to both you and us. If we give you words, keep it, if not, lose all.
