Semi Finished Blue Light Filter Glasses For Computer UV420 Protection 1.60 Index
1.60 Anti Glare Blue Block HMC Semi Finished Lens Blanks For UV420 Protection
I. Technical Data:
| 1.60 Blue Block Aspherical Lens | |||||||||
| Material: 1.60 Index Resin(Ne=1.597, Abbe value=40, Specific gracity=1.30) | |||||||||
| CONVEX SURFACE | CONCAVE SURFACE | ||||||||
| Mominal Curve | True Curve | Sag(sagitta: 40mm) | Sag(sagitta: 50mm) | Radius | Radius | CT(mm) | ET(mm) | Dia(mm) | |
| 1.597 | |||||||||
| 0.50 | 0.49 | 0.17 | 0.26 | 1,209.91 | 90.50 | 8.3 | 14.7 | 70 | |
| 1.00 | 0.97 | 0.32 | 0.51 | 614.90 | 8.3 | 13.8 | |||
| 2.00 | 2.02 | 0.67 | 1.05 | 295.70 | 8.3 | 12.8 | |||
| 3.00 | 3.18 | 1.06 | 1.66 | 187.71 | 8.3 | 12 | |||
| 4.00 | 5.01 | 1.67 | 2.62 | 119.10 | 8.3 | 10.3 | |||
| 5.00 | 6.12 | 2.04 | 3.21 | 97.56 | 9.2 | 10 | |||
| 6.00 | 6.98 | 2.33 | 3.67 | 85.50 | 9.4 | 9.2 | |||
| 7.00 | 7.40 | 2.47 | 3.89 | 80.71 | 9.8 | 8.7 | |||
| 8.00 | 8.49 | 2.84 | 4.49 | 70.34 | 10.5 | 7.8 | |||
| 9.00 | 9.85 | 3.31 | 5.26 | 60.58 | 12.6 | 7.4 | |||
| 10.00 | 11.18 | 3.77 | 6.02 | 53.42 | 13.7 | 6.7 | |||
| 12.00 | 12.67 | 4.31 | 6.93 | 47.06 | 90.22 | 13.7 | 5.3 | ||
Center Thickness: +0.5mm Edge Thickness: +0.5mm Diameter Ranges: +0.5mm
II. Blue cut lens:
If we look at today’s hectic schedules where we are spending such technological life, how would you experience if something that provides you with relief, for example, Eye-strain relief goes wrong, trapping you in the middle of the problem? In a recent study done in the USA, it was noticed that an average American could not even spend his/her day without using their cell phone. You definitely will be looking for the best type of eyeglasses, which can provide you ultimate vision with comfort, so you can continue doing your normal daily activities.
Blue light is, in fact, the harmful rays that emit especially from the digital screens such as a computer, Laptops, tablets and game stations that children usually play. It's a portion of the noticeable spectrum, and this light is found in almost every digital screen. The extreme exposure to blue light from backlit screens and synthetic lighting can be extremely harmful to our eyes. |
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The blue light actually enters to the retina of the eye. Studies have shown that higher amount of such exposure to blue light could become the reason of damaging light-sensitive cells present in our eyes. This is the reason that most people are highly involved in eye-related issues such as macular degeneration, which can result eventually in permanent vision loss. |
1. Blue cut lens can block all types of electronic equipment, LED display short-wave high-energy blue light emitted to ease the eye caused by blue light and other symptoms of discomfort.
2. Blue cut lens can reduce the impact of blue light on melatonin secretion at night, to some extent To improve sleep.
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III. The process of AR coating:
IV. Packing&Shipping:
| Choice 1 | ||
| Envelope | Carton | size |
| White Envelope | Stand Export Carton | 38cm*48cm*35cm |
| Choice 2 | ||
| Your design with your logo | ||
| Type | Lenses Pair | Weight |
| Finished lens | about 500 pairs | 21KGS |
| Semi-finished lens | about 100 pairs | 15KGS |
| Lead time | Carrier | |
| Depend on the quantity | We can choose for you or offer us your cooperative company | |
| All the numbers provided above are estimated number, the actual numbers need to be measured according to the order you make | ||
V. Our service:
1. Our Customer service will begin to track the product processing every day until you receive the goods and verify the product quality when you finish the payment.
2. Online via SKYPE,Whatsapp;Also through mail, voice phone, message could contact us at any time!
3. Follow up the case, record the entire process. Solution will be provide with 24 hours.
Meanwhile,the problem complaint will be reported to QC department.
QC will find defect from which department ,who is in charge to identify responsibility.
4. Collect and record all the voice from each customer respond , suggestion, requirement.
5. We own the best after-sale service,if any problems happen,our team will do our best to solve for customers.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.