Semi-Finished 1.56 UV420 Blue Cut Progressive Lens Sf Anti Blue Ray Multifocal Optical Lenses

• Function: for Presbyopic, for Astigmia, UV Protection, for Myopia
• Material: Nk55, Imported From Japan
• Type: Anti-Reflective Lens
• Coating: HMC
• Lenses Color: Clear
• Abbe Value: 40
• Model NO.: SF 1.56 Blue Cut Progressive HMC
• Specific Gravity: 1.28
• Coating Choice: UC, Hc, Hmc, Shmc, Green, Blue
• Power Range: Sph: 0.00~+3.00 0.00~-2.00 Add: +1.00~+3.00
• Diameter: 75/12&14mm
• Transmission: > 97%
• Guarantee: 3~5 Years
• Key Word: Sf 1.56 Blue Cut Progressive Lens
• Trademark: Seesen
• Origin: Danyang, China

Product Description

SEMI-FINISHED 1.56 BLUE CUT PROGRESSIVE LENS

MATERIAL REFRACTIVE INDEX = 1.56                      TOOLING INDEX = 1.530
Diameter	Nominal Curve	Front Radius	Front Curve	Rear Curve	E.T	C.T	Front Sag Ring 50mm	RX Range Recommened
75mm	100B	378.57	1.40	5.00	15.00	9.00	0.53	-3.25~-6.00
75mm	300B	155.88	3.40	5.00	8.65	6.50	2.02	-1.00~-3.00
75mm	500B	92.98	5.70	5.00	7.50	9.20	3.42	+0.25~+3.00

Progressive lens benefits

Progressive lenses have many more lens powers than bifocals.The multifocal design of progressive lenses offers these important benefits:

1.Progressive lenses provides clear vision at all distances.
2.Because there are no visible "bifocal lines" in progressive lenses, they give you a more youthful appearance than bifocals
3.The power of progressive lenses changes gradually from point to point on the lens surface.

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.