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25651. 1.56 Index Bifocal Round Top Photochromic Grey Hmc Optical Lenses 
[Oct 30, 2026]
[Oct 30, 2026] Bifocal lens can be used to correct both far and near vision, mainly for presbyopia. The general distribution of bifocal lens is: the upper part of the lens is to see the distance, the lower part of the lens is used to ...
Company: Danyang Boris Optical Co., Ltd.
25652. Mr-7 1.67 Blue Block UV420 Hmc EMI Optical Lens Pair [Oct 30, 2026]
[Oct 30, 2026] What Is Blue Light? Sunlight contains red, orange, yellow, green and blue light rays and many shades of each of these colors, depending on the energy and wavelength of the individual rays (also called ...
Company: Danyang Boris Optical Co., Ltd.
25653. Premium 1.56 Progressive Blue Block Hmc EMI Optical Lenses [Oct 30, 2026]
[Oct 30, 2026] Progressive multifocal lenses are also called progressive lenses, which have multiple focal points on one lens as the name implies. If the lens is divided from the focus, it can be divided into single focus lens, double ...
Company: Danyang Boris Optical Co., Ltd.
25654. 1.59 PC Progressive Spin Photochromic Grey Optical Lenses for Eyewear [Oct 30, 2026]
[Oct 30, 2026] PC lens is polycarbonate (polycarbonate) abbreviation, PC lens is also known as space film is very light. The main performance is safety explosion-proof, you even use hammer hit it is not necessarily broken The ...
Company: Danyang Boris Optical Co., Ltd.
25655. Premium 1.59 Progressive Spin Photo Grey Blue Optical Lenses [Oct 30, 2026]
[Oct 30, 2026] PC lens is polycarbonate (polycarbonate) abbreviation, PC lens is also known as space film is very light. The main performance is safety explosion-proof, you even use hammer hit it is not necessarily broken The ...
Company: Danyang Boris Optical Co., Ltd.
25656. Premium 1.56 Photochromic Pink Hmc EMI Optical Lenses for Stylish Vision [Oct 30, 2026]
[Oct 30, 2026] Color changing lens, also known as "photosensitive lens". The glass lens is added with silver halide, but at present the mainstream is resin discoloration lens, in the acrylic resin lens with the addition of Pyrex ring ...
Company: Danyang Boris Optical Co., Ltd.
25657. Premium 1.71 Asp UV400 Single Vision Hmc Optical Lenses [Oct 30, 2026]
[Oct 30, 2026] 1.71 lens Full name 1.71 refractive index lens, with high refractive index, high transmittance, high Abbe number characteristics, in the case of the same myopia degree, can significantly reduce the thickness of the ...
Company: Danyang Boris Optical Co., Ltd.
25658. Premium 1.74 Single Vision Hmc EMI UV400 Optical Lenses [Oct 30, 2026]
[Oct 30, 2026] 1.74 Lens Full name 1.74 refractive index lens, with high refractive index, high transmittance, high Abbe number characteristics, in the case of the same myopia degree, can significantly reduce the thickness of the ...
Company: Danyang Boris Optical Co., Ltd.
25659. High-Quality 1.67 Hmc Mr-7 Asp UV400 Optical Lens [Oct 30, 2026]
[Oct 30, 2026] What is Lens Index? The lens index refers to the index of refraction (otherwise known as refractive index) of lens material for eyewear. It is a relative measurement number that describes how efficiently the material ...
Company: Danyang Boris Optical Co., Ltd.
25660. 1.71 UV420 Blue Cut Anti Blue Light Hmc Optical Lenses for Eyewear [Oct 30, 2026]
[Oct 30, 2026] 1.71 lens Full name 1.71 refractive index lens, with high refractive index, high transmittance, high Abbe number characteristics, in the case of the same myopia degree, can significantly reduce the thickness of the ...
Company: Danyang Boris Optical Co., Ltd.
25661. Premium 1.67 Spin Photochromic Grey Hmc EMI Lenses for Eyewear [Oct 30, 2026]
[Oct 30, 2026] Spin coating Lens : Spin coating Lens adopts spin change technology, which completely subverts the previous basic change technology. Compared with base transformation, it is uniform and has no background color; ...
Company: Danyang Boris Optical Co., Ltd.
25662. Premium 1.74 Spin Photochromic Grey Hmc Optical Lenses [Oct 30, 2026]
[Oct 30, 2026] Spin coating Lens : Spin coating Lens adopts spin change technology, which completely subverts the previous basic change technology. Compared with base transformation, it is uniform and has no background color; ...
Company: Danyang Boris Optical Co., Ltd.
25663. Premium 1.74 Spin Photochromic Blue Light Blocking Optical Lenses [Oct 30, 2026]
[Oct 30, 2026] Spin coating Lens : Spin coating Lens adopts spin change technology, which completely subverts the previous basic change technology. Compared with base transformation, it is uniform and has no background color; ...
Company: Danyang Boris Optical Co., Ltd.
25664. Premium 1.61 Mr-8 Single Vision UC Optical Lenses for Clear Vision [Oct 30, 2026]
[Oct 30, 2026] Lens: A piece of glass or other transparent material with one or more curved surfaces through which objects appear clear, larger, or smaller. Usually used in glasses, cameras, telescopes, etc Classification: Lenses can ...
Company: Danyang Boris Optical Co., Ltd.
25665. Ultra-Slim 1.67 Mr-7 Semi Finished Optical Lens for Eyewear [Oct 30, 2026]
[Oct 30, 2026] Lens: A piece of glass or other transparent material with one or more curved surfaces through which objects appear clear, larger, or smaller. Usually used in glasses, cameras, telescopes, etc Classification: Lenses can ...
Company: Danyang Boris Optical Co., Ltd.
