PC SF SV Blue Cut Lens
Not just superficial quality, PC SF SV blue cut lens are more focused on the internal quality, such as precise and stable parameters, especially for the popular freeform.
Description
What's the importance of a good semi-finished lens to RX production?
a. High qualified rate in power accuracy and stability
b. The high qualified rate in cosmetics quality
c. High optical features
d. Good tinting effects and hard-coating/AR coating results
e. Realize the maximum production capacity
f. Punctual delivery
Not just superficial quality, PC SF SV blue cut lens are more focused on the internal quality, such as precise and stable parameters, especially for the popular freeform.
Specifications:
Index | Diamater | Coating |
1.59 | 65/70mm | HC/HMC/SHMC |
UV value | Monomer | Transmission |
420 | Polycarbonate import from Japan | ≧98% |
Abbe value | Specific Gravity | Power range |
32 | 1.2 | (Diam:75mm)(Base: 0.5, 1.5, 2.5, 3.5, 4.5, 5.5,6.5,7.5, 8.5) |
The harm of blue light?
Harmful to eyes and skin
1. Harmful to eyes
Blue light at 415nm ~ 455nm is harmful blue light, especially about 440nm. It can penetrate the lens directly to the retina, harm the eyes, and even cause pathological damage such as asthenopia, myopia, cataract and macular disease（ Artificial blue light is more harmful than natural blue light)
2. Skin damage
The harm of blue light to skin is mainly manifested in inducing pigmentation, accelerating skin aging and relaxation.
Blue light can penetrate into the dermis of the skin. Under blue light irradiation, mitochondria in cells will produce reactive oxygen free radicals, and react with mitochondria, DNA and cell structures containing lipids, such as cell membrane, mitochondrial membrane, lysosome, etc., which will damage mitochondria and DNA, cause cell membrane dysfunction, affect cell growth and development, and destroy cell structure, It causes cell damage and cell apoptosis.
About us:
Riccino (Xiamen) Optical Inc. is a professional optical lens manufacturer with integrated design, production and sales.We have a professional sales and service team with more than 10 years experience to help our customers to find the best lenses and develop their market. We believe that quality is the soul of an enterprise, and have invested in professional workers and the most advanced production and inspection equipment to help customers maintain lens quality. Our main products include: 1.59, 1.56, 1.60, 1.67, blue cut, photochromic, blue cut photochromic.We export our products all over the world, including North America, Latin America, Asia, and the Middle East. With high quality, competitive prices and excellent service, we have earned a high reputation from our customers.
Package:
Package | Envelopes | Buyer's design with logo White/color envelope as stand package |
Cartons | Inner small carton/ Outside Carton and pallet if needed | |
Shipping | Sample | 3-7 days |
Batch Goods | 15`35 days against prepaid depend on power list | |
Shipping manner | By Express/Air/Sea | |
Payment Term | Few pairs sample | Sample can be free, freight collect. |
Batch Goods | 30% T/T in advance, balance before shipment |
FAQ
Q1:How about your optical lens production ability per day?
A:About 30000 pairs / day.
Q2:When will I get the relpy from seller?
A:Within 24 hours due to the time difference. We will reply you ASAP.
Q3:Could you provide free samples fol customers checking the quality before they Place the order?
A:Yes , of course FOr those customers who are really interested in our products, If the quantity is reasonable, we would be very glad to provide our samples after get the detailed instructions from the customer.
Q4:What is the term of payment?
A:Paid By T/T in advance .Payment <=1000USD,100% Paid in advance, Payment>=1000USD%, 30%, deposit in advance, 70% balanced paid before shipment.
Q5: What is the delivery time?
According to quantity,the delivery time of order will be negotiated
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