Progressive 1.56 Semi Finished Lens Blanks UV420 Protection Anti Blue Ray

UV420 Protection 1.56 Progressive AR Coating Semi Finished Lens Blanks For anti blue ray

I. Technical data:

II. Feature:

1) Semi finished lens:

What's semi-finished lens for? The semi-finished lens is based on the patient's prescription to create the most personalized RX lens of the original blank. Different prescription power in the requirement of different semi-finished lens type or base curve.

2) Blue cut lenses:

① Who need the blue cut lenses:

Blue light lenses is ideal for people who work on digital devices for prolonged hours. By restricting the blue light from entering into the eyes, it helps reduce the symptoms of eyestrain (dry and sticky eyes) resulting from screens of digital devices. Also, lenses with blue cut coating offer a comfortable vision and may improve visual performance in low color contrast.

② Hrmful Effects of Blue Light:

● Disrupts the Circadian Rhythm

● Higher risk of certain types of cancer

● Higher risk of Diabetes, Heart Disease & Obesity

● Aggravates Depression

● May induce Myopia

● May induce/aggravate Age Related Macular degeneration & even irreversible vision loss

● Digital Eye Strain Syndrome, Blurry Vision, Aesthanopic & Orthopaedic symptoms

● Suppresses Melatonin –the sleep inducing hormone, thus reducing the ability to sleep

3) Progressive lens:

No matter how great those new, perfectly–you, designer eyeglasses look, rocking a bifocal line, or switching back and forth between two pairs of glasses, can make you feel older. Today’s lineless bifocals and progressives give you a single, stylish solution so you can see clearly at three ranges: close, mid, and far away.

III. Ar coating:

Hard Coating: Also can be called HC coating, is to enhancethe hardness of the lens to prevent the substrate scratch Hard Multi Coating: Also can be called HMC or AR coating, is to protect the lens effectively from reflection Super Hydrophobic Coating: Also can be called SHMC coating or crizal coating, is to make the lens waterproof, antistatic, anti slip and oil

IV. Our factory:

V. Packing & Shipping

VI. FAQ

1. Q. How can I get sample from you? A. Just send us your requirements, then we will send samples accordingly. Samples are free, but according to our company rule, our customers need to assume the shipping cost. 2. Q. How about the payment term? A. 30% advence by T/T, the balance before shipment. 3. Q. How do you control lens quality? A. Producing process is in vacuum dust-free shop, like prepare material, mixed material and take out .Four times quality checking during production process. 4. Q. How many days will samples be finished? How about mass products? A. Generally, we need 1~2 days to finish the sample production. As for the mass products, it depends on your order quantity. 5. Q. How about your optical lens production ability per day? A. About 20000 pairs/day.

Jiangsu Aogang Optical Glasses Co., Ltd is one of leading professional opthalmic lenses manufacturers in China, it's a technical factory specializes in producing optical lenses since 1996, our plant covers an areas of 12,000 squares meters and our daily output raised to 40,000pieces. The company has been approved according to ISO9001 atandard, also our products have been registered with CE and FDA.

With 20 years of experience in vision field, our lenses enjoy high reputation in overseas markets, we improve the crafts continuously to control the quality. Science and technology has always been certified for the workship. Our lenses cover a wide variety, including single vision, bifocal lenses, photochromic lenses, progressive lenses, finished lenses, semi-finished lenses, normal power and rx power.

We have our own laboratory, our professional technique team include 25 engineers with their teams, providing customers with individualized service.