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Product List
4741. 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.
4742. 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.
4743. 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.
4744. 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.
4745. 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.
4746. 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.
4747. Cr-39 1.56 Hmc Anti-Reflective Ar Coating Optical Lens [Feb 10, 2022]
[Feb 10, 2022] Products Details: Danyang River Optical Co,. Ltd. Danyang River Optical Co., Ltd. is a ONE-STOP SERVICE manufacturer and trader of lens cloth, lens clean spray, optical lenses, ...
Company: DANYANG RIVER OPTICAL CO., LTD.
4748. Factory Customize Optical Glass Fresnel Lens Popular Diameter 10-100mm [May 17, 2023]
[May 17, 2023] What are Fresnel lens? Fresnel lenses are lenses composed of a series of concentric rings. The Fresnel lens construction design allows for large aperture and short focal length with less mass and volume compared ...
Company: DG Optoelectronics Co., Limited
4749. Fresnel Lens Negative/Positive Focal Length Optical for Customized [May 17, 2023]
[May 17, 2023] What are Fresnel lens? Fresnel lenses are lenses composed of a series of concentric rings. The Fresnel lens construction design allows for large aperture and short focal length with less mass and volume compared ...
Company: DG Optoelectronics Co., Limited
4750. Customization High Performance IR Optical Molding Aspheric Glass Lens Ld Coupling Aspheric Lens [Jun 06, 2022]
[Jun 06, 2022] An aspheric Coupling 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 ...
Company: Nanjing Precision Optics Co., Ltd.
4751. Chalcogenide Glass Optical Infrared Aspheric Plane Concave Germanium Ge Lens for Vehicle Security ... [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.
4752. 1.49 UC Semi Finished Single Vision Optical Lenses Plastic Lens Good Quality 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.
4753. Single Vision Blue Block Lens 1.56 UV420 Blue Cut Coating Photochromic Photo Gray/Brown Optical ... [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.
4754. Cr39 1.499 D Top Flat Top Bifocal Hmc 70/28mm 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.
4755. Cr39 Bifocal Round Top Hmc 70/28mm 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.
