Оптический высокий индекс 1 74 UV420 синие блочные одиночные видения супер гидрофобные AR
- Категории: Линзы для очков >>>
- Поставщик: Jiangsu,Youli,Optics,Spectacles,Co.,Ltd.
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Описание и отзывы
Характеристики
Specification
Production Description | Index | Material | Abb | Diameter |
High Index Blue Block Lens | 1.74 | MR174 | 31 | 75MM |
Transmittance | Power Range | RX | UV Filter | Suitable Group |
96% | -000~-1200/-000~-200 | Available | UV420 | High Myopia |
Product Description
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FAQ
Q 1: What is the Warranty for the your lens?
A1: For the lens,we have 2.5 to 3 years warranty.If any quality problems on our side occured in this period , we will take on the shipping cost and replacement.
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.
A1: For the lens,we have 2.5 to 3 years warranty.If any quality problems on our side occured in this period , we will take on the shipping cost and replacement.
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. What is sample cost & sample delivery time?
A4. Sample is free, delivery time:1-2 days.
Q5. What is the MOQ of optical lens?
A5. No MOQ for customer if optical lens is in stock.
Q6. What Certification do you have for your optical lens?
A6. SGS, CE, ISO9001 certification is available.
Q7. How about your optical lens production ability per day?
A7. about 120000 pairs/day.Q 1: What is the Warranty for the your lens?
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. What is sample cost & sample delivery time?
A4. Sample is free, delivery time:1-2 days.
Q5. What is the MOQ of optical lens?
A5. No MOQ for customer if optical lens is in stock.
Q6. What Certification do you have for your optical lens?
A6. SGS, CE, ISO9001 certification is available.
Q7. How about your optical lens production ability per day?
A7. about 120000 pairs/day.Q 1: What is the Warranty for the your lens?
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