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2701. Good Quality 1.56 Round Top Photo Grey Hmc Lens 
[Jun 17, 2026]
[Jun 17, 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.
2702. Cr39 1.499 Round Top Bifocal UC 70/28mm Optical Lenses [Jun 17, 2026]
[Jun 17, 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.
2703. 1.499 Flat Top Bifocal UC 70/28mm Optical Lens China Manufacture [Jun 17, 2026]
[Jun 17, 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 ...
Company: Danyang Boris Optical Co., Ltd.
2704. 1.71 Asp UV400 Single Vision Hmc EMI Optical Lenses China Eyeglasses [Jul 03, 2026]
[Jul 03, 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.
2705. 1.71 Asp UV400 Hmc Single Vision Optical Lenses Hot Sale [Jul 03, 2026]
[Jul 03, 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.
2706. High Index 1.71 Asp UV400 Hmc Single Vision Optical Lenses Hot Sale [Jul 03, 2026]
[Jul 03, 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.
2707. 1.71 Asp UV400 Hmc Single Vision Optical Lenses China Manufacture [Jul 03, 2026]
[Jul 03, 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.
2708. 1.59 PC Progressive Blue Cut Hmc EMI Optical Lenses [Jul 03, 2026]
[Jul 03, 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.
2709. 1.56 Polycarbonate Progressive Hmc EMI Optical Lenses [Jul 03, 2026]
[Jul 03, 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.
2710. Middle Index 1.56 Semi Finished Flat Top Hmc Eyeglasses Optical Lenses [Jul 03, 2026]
[Jul 03, 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.
2711. 1.71 Spin Photochromic Grey Blue Block Lenses [Jul 03, 2026]
[Jul 03, 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.
2712. 1.71 Spin Photochromic Grey Hmc EMI Blue Block Lenses [Jul 03, 2026]
[Jul 03, 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.
2713. 1.56 Photochromic Blue Cut Hmc EMI Optical Lenses Driving Lens [Jul 03, 2026]
[Jul 03, 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.
2714. 1.71 UV420 Blue Cut Anti Blue Light Lens Hmc Optical Lenses [Jul 03, 2026]
[Jul 03, 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.
2715. 1.56 Bifocal Invisible Hmc EMI Eyeglasses Resin/Plastic/Optical Lenses [Jul 03, 2026]
[Jul 03, 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.
