Jiangsu Profile
Product List
4666. Wholesale Customized Acrylic Bk7 Glass Dome Lens for Underwater Camera 
[Jun 06, 2022]
[Jun 06, 2022] Optical Dome made from kinds of optical materials, for examples, Optical Glass, Fused Silica, Sapphire, Si, etc. We have more than 20 different sizes of high quality optical dome (dome lens) in our catalog. They are ...
Company: Nanjing Precision Optics Co., Ltd.
4667. Best Quality Custom IR Germanium Infrared Lens (Ge Lens) [Jun 06, 2022]
[Jun 06, 2022] An aspheric lens is a lens whose surface profiles are not portions of a sphere or cylinder. In photography, a lens assembly that includes an aspheric element is often called an aspherical lens. The asphere's more ...
Company: Nanjing Precision Optics Co., Ltd.
4668. Optical Glass Coated Infrared Znse Zinc Selenide Lens [Jun 06, 2022]
[Jun 06, 2022] An aspheric lens is a lens whose surface profiles are not portions of a sphere or cylinder. In photography, a lens assembly that includes an aspheric element is often called an aspherical lens. The asphere's more ...
Company: Nanjing Precision Optics Co., Ltd.
4669. Concave-Convex Aspheric Glass Imaging Distortion Laser Scanning Collimator Lens [Jun 06, 2022]
[Jun 06, 2022] A Laser Scanning Collimator Lens aspheric lens is a lens whose surface profiles are not portions of a sphere or cylinder. In photography, a lens assembly that includes an aspheric element is often called an aspherical ...
Company: Nanjing Precision Optics Co., Ltd.
4670. Achromatic Dome Lens Focal Length for Optics Instruments [Jun 06, 2022]
[Jun 06, 2022] An Achromatic Dome aspheric lens is a lens whose surface profiles are not portions of a sphere or cylinder. In photography, a lens assembly that includes an aspheric element is often called an aspherical lens. The ...
Company: Nanjing Precision Optics Co., Ltd.
4671. Spherical/Aspherical Custom Lens, Optical Lens Manufacturer [Jun 06, 2022]
[Jun 06, 2022] An aspheric lens is a lens whose surface profiles are not portions of a sphere or cylinder. In photography, a lens assembly that includes an aspheric element is often called an aspherical lens. The asphere's more ...
Company: Nanjing Precision Optics Co., Ltd.
4672. Ge Concave-Convex Aspherical Spheric Infrared Lens [Jun 06, 2022]
[Jun 06, 2022] An aspheric lens is a lens whose surface profiles are not portions of a sphere or cylinder. In photography, a lens assembly that includes an aspheric element is often called an aspherical lens. The asphere's more ...
Company: Nanjing Precision Optics Co., Ltd.
4673. Cr39 1.499 Round Top Bifocal UC 70/28mm Eyeglasses Optical Lens [Sep 10, 2025]
[Sep 10, 2025] 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.
4674. 1.56 Photochromic Grey Hmc Optical Lens Sunglasses Lens [Sep 10, 2025]
[Sep 10, 2025] 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.
4675. 1.56 Middle Index Photochromic Brown Hmc Optical Lens Plastic Lens [Sep 10, 2025]
[Sep 10, 2025] 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.
4676. 1.499 Single Vision Optical Lens 65mm UC Cr39 [Sep 10, 2025]
[Sep 10, 2025] 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.
4677. 1.49 UC Semi Finished Single Vision Optical Lenses Plastic Lens China Manufacture [Sep 10, 2025]
[Sep 10, 2025] 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.
4678. Good Quality 1.56 Round Top Photo Grey Hmc Lens [Sep 10, 2025]
[Sep 10, 2025] 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.
4679. 1.56 Blue Block Blue Coating Shmc Optical Lens [Sep 10, 2025]
[Sep 10, 2025] 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 electromagnetic ...
Company: Danyang Boris Optical Co., Ltd.
4680. Manufacturing Ophthalmic Lenses1.56 Photochromic Progressive for Multifocal [Sep 10, 2025]
[Sep 10, 2025] 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.
