Cheapest Factory Photochromic Colors - 1.71 Spin Photochromic Gray HMC Optical lenses – Boris

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High-quality comes 1st; support is foremost; business is cooperation is our small business philosophy which is regularly observed and pursued by our organization for Transition Lens Sunglasses, Sv Lens, Polycarbonate Spectacles, It is our great honor to meet your demands.We sincerely hope we can cooperate with you in the near future.

Cheapest Factory Photochromic Colors - 1.71 Spin Photochromic Gray HMC Optical lenses – Boris Detail:

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Place of Origin:	Jiangsu	Brand Name:	BORIS
Model Number:	Photochromic Lens	Lenses Material:	SR-55
Vision Effect:	Single Vision	Coating Film:	HC/HMC/SHMC
Lenses Color:	White(indoor)	Coating Color:	Green/Blue
Index:	1.71	Specific Gravity:	1.38
Certification:	CE/ISO9001	Abbe Value:	37
Diameter:	75/70/65mm	Design:	Asperical

1.71 is a counterattack product. In general, the higher the refractive index, the lower the Abbe number. The 1.67 Abbe number is 32, the 1.74 is 33, and the 1.71 can do 37. The counterattack is successful. The Abbe number is high, the dispersion is low, which is simply clearer.

Spin Coating technology is used to evenly coat discoloration factors on the outer surface of the lens to make the color more uniform and stable after discoloration, which can produce open and close reaction to light in a short time and protect eyes from strong light damage.

The appearance of film color changing technology has greatly expanded the market of color changing lenses because of its superior color changing performance:

1. Faster discoloration and fading

2. The background color is lighter and the color change is deeper (also known as bottomless color change)

3. Not limited by diopter

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We've numerous great employees customers excellent at promoting, QC, and working with kinds of troublesome difficulty inside the generation method for Cheapest Factory Photochromic Colors - 1.71 Spin Photochromic Gray HMC Optical lenses – Boris , The product will supply to all over the world, such as: Grenada, Oman, Jersey, All these products are manufactured in our factory located in China. So we can guarantee our quality seriously and availably. Within these four years we sell not only our products but also our service to clients throughout the world.

We have been appreciated the Chinese manufacturing, this time also did not let us disappoint,good job!