Ophthalmic Lenses Chinese 1.499 Sf Semi-Finished Progressive Lens Multifocal Lens

Get top-quality 1.499 Sf semi-finished progressive multifocal lenses from our Chinese factory. Perfect for all your ophthalmic lens needs. Order now!
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PRODUCTS DETAILS

Basic Info.

Model NO.
1.499 SF semi-finished progressive lens
Power Range
Sph: 0.00~+3.00 0.00~-2.00 Add: +1.00~+3.00
Transmission
> 97%
Keywords
1.499 Sf Semi-Finished Progressive Lens
Guarantee
3~5 Years
Brand
Seesen

Product Description

Ophthalmic Lenses Chinese 1.499 Sf Semi-Finished Progressive Lens Multifocal Lens

SEMI-FINISHED 1.499 PROGRESSIVE UC LENS
   MATERIAL REFRACTIVE INDEX = 1.499                   TOOLING INDEX = 1.530
Diameter Nominal Curve front Radius  T.C Back Radius Back T.C CT/ET  Front Sag Ring 50mm RX Range Recommened
75 200B 207.67 2.55 87.43 6.06 9/7 1.51 -2.25~-6.50
75 400B 129.37 4.1 121.39 4.37 9/9 2.44 +2.00~-2.00
75 600B 85.5 6.2 82.44 6.43 9/11 3.74 +2.25~+4.00



What are progressive lens?

Ophthalmic Lenses Chinese 1.499 Sf Semi-Finished Progressive Lens Multifocal Lens


Comparison of physical properties of lenses:
  MR-8 MR-7 MR-174 Polycarbonate(PC) NK-55 CR39
Referactive Index 1.61 1.67 1.74 1.59 1.56 1.49
Abbe Value 41 32 33 32 37.5 58
Specific Gravity 1.30  1.35 1.47 1.20  1.28 1.32
Diameter 65/70/75 65/70/75 65/70/75 65/70/75 55/60/65/72 55/60/65/70
Impact
Resistance
Good Good Good Good Good Good
Static Load
Resistance
Good Good Good Good Good Good


 About the Coating Choice:
Ophthalmic Lenses Chinese 1.499 Sf Semi-Finished Progressive Lens Multifocal Lens

Hard Coating:

The uncoated lenses are easily subjicted and exposed to scratches, so the hard coating can help the lenses be destoried.


Hard Multi Coating

It also called AR coating, means coat another anti-reflective coating on the hard coating . It can perfectly reduce harmful ray and enhance the vision effect..


Super hydrophobic coating:

Also called crazil coating, can make the lenses waterproof, antistatic, anti slip and oil resistance which can keep half one year ~one year
Ophthalmic Lenses Chinese 1.499 Sf Semi-Finished Progressive Lens Multifocal Lens
About the Advantages:
Ophthalmic Lenses Chinese 1.499 Sf Semi-Finished Progressive Lens Multifocal Lens


 


Ophthalmic Lenses Chinese 1.499 Sf Semi-Finished Progressive Lens Multifocal Lens
About our Factory
Ophthalmic Lenses Chinese 1.499 Sf Semi-Finished Progressive Lens Multifocal Lens
Ophthalmic Lenses Chinese 1.499 Sf Semi-Finished Progressive Lens Multifocal Lens Ophthalmic Lenses Chinese 1.499 Sf Semi-Finished Progressive Lens Multifocal Lens
Ophthalmic Lenses Chinese 1.499 Sf Semi-Finished Progressive Lens Multifocal Lens Ophthalmic Lenses Chinese 1.499 Sf Semi-Finished Progressive Lens Multifocal Lens
FAQ:
1. Are your company a manufacturer or a trade company?
We are a manufacturer with many years exporting experience. Our factory is located in Jiangsu province.

2. Can your products be customized?
We accept OEM &ODM orders. Actually most of our products are customized. We will try our best to fulfill your requirements about the material, the size, the printing.

3. How can I get sample from you?
Just send us your requirements, then we will send samples accordingly.

4. How many days will samples be finished? How about mass products?
Generally, we need 5-7 days to finish the sample production.As for the mass products, it depends on your order quantity.

5. How do you control lens quality?
Producing process is in vacuum dust-free shop, like prepare material, mixed material and take out .Four times quality checking during production process.




 

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