Specifications
1.Change into dark color, but the original color is light.2.With Hard-multi coating.
3.Cheap price with the good quality.
photochromic lens feature
1) Nd: 1.56
2) Abbe value: 42
3) Specific Gravity: 1.28
4) Density: 1.14g/cm3
5) Available color: brown, grey, bule, green, purple, pink, orange
6) Diameter: 65mm, 70mm
7) Power range:
SPH: 0.00 ~ +8.00 / CYL: -0.25 ~ -2.00
SPH: 0.00 ~ -8.00 / CYL: -0.25 ~ -2.00
8) Features:
a) Color changing with in few seconds between outdoor and indoor
b) Color darkening concentration reach 70% for PhotoGrey and PhotoBrown and 55% for pink blue, green, purple and orange
c) High original transmission, high rate of darkening in the sun, High rate of fading out of the sun
d) 100% intercept to uv400nm ray
9) Semi-finished lenses
Base: 2.00, 4.00, 6.00, 8.00
Introduction of our company
Our company Risee optical is located in China,which be specialized in making and trading optical lenses.We use Korea and Japanese technology to produce first grade lenses,and has developed the international market. Our products are in compliance with CE,FDA ,ISO 9001.
Meanwhile we have our optical RX lab,which equipped with Germany grinding machines(Schneider/Loh),and leybold coating machines.Our prescription lenses:single vision,bifocal lens,progressive lens,polarized lens,photochromic lens,PC lens,free form…To be ready for
Tomorrow’s demands,Rissee Rx lab has innovative lens products and world-class optometric solutions that cater to the needs of spectacle wearers.It has partnerships with leading internation names like Seiko(Jepan),Essilor(France),Optima Resolution(usa),Transitions(USA).
We have 24 hours on line service,and we well cooperation with international Express(DHL,TNT,UPS.FEDEX,EMS),we can send out lens to you with short time.right now we service many opticians in the world.We sincerely hope to set cooperation with your company to create in wonderful vision.