Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram, Paypal |
Supply Ability | 40,000 pieces per day |
Delivery Time | 10~30 days, depend on the order quantity |
Packaging Details | 1) Standard white envelope 2) Color envelop with customer design |
Index | 1.59 |
Diameter | 70 MM |
Monomer | Polycarbonate |
Round Top Segment | 28 |
Abbe Value | 32 |
Specific Gravity | 1.20 |
Transmission | 98% |
Power Range | BASE: 400, ADD: +75~+3.50 |
Brand Name | Aogang Optics |
Model Number | Polycarbonate Lens Blanks |
Certification | CE/FDA/ISO9001 |
Place of Origin | China |
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Product Specification
Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram, Paypal | Supply Ability | 40,000 pieces per day |
Delivery Time | 10~30 days, depend on the order quantity | Packaging Details | 1) Standard white envelope 2) Color envelop with customer design |
Index | 1.59 | Diameter | 70 MM |
Monomer | Polycarbonate | Round Top Segment | 28 |
Abbe Value | 32 | Specific Gravity | 1.20 |
Transmission | 98% | Power Range | BASE: 400, ADD: +75~+3.50 |
Brand Name | Aogang Optics | Model Number | Polycarbonate Lens Blanks |
Certification | CE/FDA/ISO9001 | Place of Origin | China |
High Light | optical blanks ,blue light reduction lenses |
1.59 Round Top Polycarbonate Lens Blanks With Hard Coating For Eyes Glasses
I. Technical Data:
SEMI-FINISHED PC ROUND TOP BIFOCALS | ||||||||
Diameter (mm) | Base Curve | Sage @50mm | Sage @40mm | Center Thickness (mm) | Edge Thickness (mm) | True Curve @1.530 | Back Curve | Dseignand SuggestedRX Range |
70 MM | 2C | 1.20±0.01 | 0.767±0.01 | 9.5±0.15 | 12.0±0.30 | 2.046±0.05 | 4 | -2.25~-7.00 |
4C | 2.38±0.01 | 1.510±0.01 | 8.9±0.15 | 9.5±0.30 | 4.067±0.05 | 5.12 | +1.75~-2.00 | |
6C | 3.53±0.01 | 2.250±0.01 | 7.9±0.15 | 8.5±0.3 | 6.033±0.05 | 6.25 | +5.00~+2.00 | |
8C | 2.38±0.01 | 1.510±0.01 | 6.5±0.15 | 7.0±0.30 | 4.167±0.05 | 5.12 | RX0.25~-2.00 |
II. Specifications
Index | 1.59 | Monomer | Polycarbonate |
Diameter | 70 MM | Round Top Segment | 28 |
Abbe Value | 32 | Specific Gravity | 1.20 |
Transmission | 98% | Power Range | BASE: 400, ADD:+75~+3.50 |
III. Features
1. Polycarbonate Lens
![]() | ♦ Polycarbonate was developed in the 1970's and utilized in the NASA Space Program. Its shatter resistant nature made it the leading choice for the visor on astronaut's helmets. With an index refraction of 1.59, polycarbonate is considered vastly superior to former widely used plastics. ♦ Polycarbonate lenses are thinner and lighter than standard plastic varieties, and also much more durable. Polycarbonate is ideal for strong prescriptions because it corrects vision without adding thickness, which can distort the wearer's appearance. Best of all, polycarbonate lenses are virtually unbreakable, making them a great choice for children and active adults. |
2. Round Top Bifocal Lens
As people age, they may find that their eyes are not adjusting to distances as they used to. When people inch closer to forty, the lens of the eyes begin to lose flexibility. It becomes difficult to focus on close objects. This condition is called presbyopia. It can be managed to a large extent with the use of bifocals. Round Top Bifocal Lens also referred to as a Kryptok lens, the magnifying area in the lower part of the lens is a complete circle. The lens can restrict viewing up top, due to the round shape. There is less significant transition between reading and distance vision. | ![]() |
IV. Coating Choice
♦ Hard Coating: Also can be called HC coating, is to enhance the hardness of the lens to prevent the substrate scratch
♦ AR Coating: Also can be called Hard Multi Coating or HMC Coating , is to protect the lens effectively from reflection, enhancing functional and charity of your vision
♦ Hydrophobic Coating: Also can be called Superhydrophobic Coating, SHMC Coating or Crizal Coating, is to make the lens waterproof, antistatic, anti slip and oil resistance
V. Packing & Shipping
![]() | Packing: 1. Envelope: a) standard white envelope b) color envelope with customer design (Weight: 157g, Size: 9*9*9cm) 2. Outer Box a) standard export paper carton (Size: 38*48*35cm, 0.064CBMS) b) Include about 500 pairs of finished lens (Weight: about 21kg) or include about 100 pairs of 100 semi finished lens (Weight: about 15kg)
Shipping 1. Samples: a) Delivery time: 3-7 days (by Fedex, DHL, UPS, TNT etc.) b) Sample is free, but according to our company rule, the shipping cost need to be assumed by customers. 2. Batch Goods: a) Delivery time: 10-30 days (depend on your quantity, by air, sea or express) b) Carrier: We can choose for you or offer us your cooperative company |
VI. FAQ
Q. How can I get sample from you?
A. Just send us your requirements, then we will send samples accordingly. We provide samples for free, but accroding to our company rule, the shipping cost need to be assumed by our customers.
Q. How do you control lens quality?
We have more than 10 years experience of lens production, so we have a mature systerm for quality contral and customer service. Our poducing process is in vacuum dust-free shop, like prepare material, mixed material and take out .Four times quality checking during production process.
Q. When will I get the reply from seller?
Within 24 hours due to the time difference. You could contact us via Internet chat tools anytime, for example Skype, Whatsapp.
Q. Are you a factory?
A. Yes, we are a professional optical lens manufacturer for more than 10 years in China, and have a factory in Danyang city, Jiangsu province. All lenses are exported to European countries, Japan, Korea, North and South America, Middle East, Southeast Asia and Africa market. We guarantee the quality to all buyers all over the world, and got a high reputation about quality from buyers in the past 8 years exporting time.
Q: What's the payment term?
A: 30% T/T in advance, the balance before shippment
Peggy Lu: +8615052975513 (WhatsApp)
Company Details
Business Type:
Manufacturer
Year Established:
1996
Total Annual:
5,000,000-8,000,000
Employee Number:
300~400
Ecer Certification:
Active Member
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... 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...
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