Jiangsu Profile
Product List
6091. 1.67 Mr-7 Asp UV400 Hmc EMI Optical Lens Resin Lens 
[Sep 11, 2023]
[Sep 11, 2023] 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.
6092. Spectacles Lens 1.56 Bifocal Invisible Hmc Eyeglasses Optical Lenses Hot Sale [Sep 11, 2023]
[Sep 11, 2023] 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.
6093. 1.49 Polarized Sunglasses Eyeglasses Optical Lenses 75*6c*2.0/2.2 [Sep 11, 2023]
[Sep 11, 2023] In life, there are too many light sources will produce harmful light, especially the sun; There are three kinds of light emitted from sunlight: visible light, infrared light and Ultraviolet light. Among them, ...
Company: Danyang Boris Optical Co., Ltd.
6094. 1.67 Mr-7 Spin Photochromic Brown Optical Lenses Spectacle Lens [Sep 11, 2023]
[Sep 11, 2023] 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.
6095. 1.56 Plus Power Lenticular Blue Block Optical Lenses Eyewear Lens [Sep 11, 2023]
[Sep 11, 2023] The beauty thin lens is through the beauty thin technology, that is, the assembly master grinding and polishing the thick side of the lens through the edge grinding machine and polishing machine, so that the lens looks ...
Company: Danyang Boris Optical Co., Ltd.
6096. 1.71 Asp UV400 Hmc Single Vision Optical Lenses Green Coating [Sep 11, 2023]
[Sep 11, 2023] 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.
6097. 1.67 Mr-7 Blue Block UV420 Hmc EMI Optical Lenses Eyewear [Sep 11, 2023]
[Sep 11, 2023] 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.
6098. 1.67 Mr-7 Asp UV400 Hmc Optical Lenses Green Coating [Sep 11, 2023]
[Sep 11, 2023] 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.
6099. 1.56 Photo Pink Hmc EMI Optical Lenses [Sep 11, 2023]
[Sep 11, 2023] 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.
6100. 1.67 Mr-7 Asp UV400 Hmc Optical Lenses Green Coating Ophthalmic Lens [Sep 11, 2023]
[Sep 11, 2023] 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.
6101. M-Index 1.56 Single Vision Hmc 70/65mm Optical Lenses Eyewear Lens [Sep 11, 2023]
[Sep 11, 2023] 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.
6102. 1.56 Semi Finished Bifocal Round Top Hc Optical Lenses [Sep 11, 2023]
[Sep 11, 2023] 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.
6103. 1.74 High Index Asp UV400 Hmc Single Vision Optical Lenses Green Coating [Sep 11, 2023]
[Sep 11, 2023] 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.
6104. 1.56 Semi Finished Progressive Hc Eyeglasses Optical Lenses Spectacle Lens [Sep 11, 2023]
[Sep 11, 2023] 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.
6105. 1.56 Photochromic Grey Progressive Hc Optical Lenses [Sep 11, 2023]
[Sep 11, 2023] 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.
