Name: Wholesale Eyeglass Ophthalmic Lenses UC420 1.56 Blue Cut Photochromic PGX Optical Lens Manufacturers
Brand: Crystal Optical Co.,Ltd.
Price: 20 USD
Rating: 4.4 (5 reviews)

Wholesale Eyeglass Ophthalmic Lenses UC420 1.56 Blue Cut Photochromic PGX Optical Lens Manufacturers

It is photochromic lenses of medium refractive index, typically use photochromic materials. These materials undergo a chemical reaction when exposed to ultraviolet (UV) light, causing the lenses to darken. When the light weakens or disappears, the lenses gradually return to their original transparent state. cheap price, and more suitable for people with low myopia, or moderate to low myopia degree.

Features of Wholesale Eyeglass Ophthalmic Lenses UC420 1.56 Blue Cut Photochromic PGX Optical Lens Manufacturers

Under light and ultraviolet irradiation, the lens will quickly darken, block strong light and absorb ultraviolet light, and in the dark, it can quickly restore the colorless and transparent state to ensure light transmission.

Specification of Wholesale Eyeglass Ophthalmic Lenses UC420 1.56 Blue Cut Photochromic PGX Optical Lens Manufacturers

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Index	1.523
Material	photochromic
Diameter	65/70mm
Power Range	SPH: -8.00~ +6.00
Power Range	CYL: 0~ -4.00
Abbe Value	37.8
Coating	HMC/SHMC
Coating Color	Green
Photo Color	Grey/Brown

Advantages of Wholesale Eyeglass Ophthalmic Lenses UC420 1.56 Blue Cut Photochromic PGX Optical Lens Manufacturers

Because 1.56 photochromic lenses can automatically adjust their color according to external light conditions, they are ideal for use in environments that frequently switch between indoor and outdoor, such as driving, outdoor activities or daily wear, effectively protecting the eyes from sun, ultraviolet rays and glare.