| Customization: | Available |
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| Usage: | Optical |
| Type: | Progressive |
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Still deciding? Get samples of US$ 13/pair
Request Sample
|
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Index
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1.56
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Material
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Resin
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Color Choice
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white
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Diameter
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55/60/65/70/72mm
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Coating Choice
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UC,HC,HMC,SHMC
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Power Range
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SPH+8..00~-10.00 CYL-4.00~+4.00 ADD0.00~+3.00
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Abbe Value
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35
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Gravity
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1.28
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Package
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white envelop
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Quality
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Grade A
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Certification
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CE/ISO9001
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Lead time
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In about 4 days
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Q1. How is your quality?
A1. We have a very seriously control system(ERP system). We guarantee the high performance of our products.
Q2. How do you control lens quality?
A2. Producing process is in vacuum dust-free shop, like prepare material, mixed material and take out uncoated optical lens .
Every piece lens must go through three time expericed inspectors, uc lens inspection, hc lens inspection, then hmc lens inspection.
Q3. How to check the durability of optical lens coating?
A3. After coating, we carry out salt water boiling experiment for optical lens.
Experiment 1: we put 4 pieces lens into 5% salt boling water for 15 minus, then, check, if no coating drop from lens, or no coating crack performance, the quality is OK.
Experiment 2: lens in 5% boliling salt water for 2 minus, cold water 1 minus, boil and cold water times, no coating crack, drop, then ok.
Q4. How about your optical lens production ability per day ?
A4. . about 40000 pairs/day.
Q5. How can we be your agent in our country?
A5. Please inform us your detailed company, we will discuss and propose helpful suggestion for you, and to find the best solution for you.
Q6. Do you offer free samples?
A6. Normally we do not offer free samples, but we could properly adjust according to detailed requirement.
Q7. Is there cheap shipping cost to import to our country?
A7. For small order, Express will be the best, And for bulk order, sea ship way is best but take longer time. For urgent orders, we suggest via air to airport or by Express send to your door.
Q8. Which Express company you send? How many days we can receive?
A8. We are official partner of DHL, it will take only 3-6 days after we sent.
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