The company uses ultra-precision molding technology to produce glass aspherical lenses for imaging with apertures ≤40 mm. The products are widely used in surveillance cameras, vehicle-mounted cameras, action DVs, laser equipment, smart home appliances, infrared equipment, and many other fields. An aspherical lens is an optical element with a complex curved surface. Its surface profile is determined by multiple higher-order equations, and the curvature changes continuously from the center to the edge. The lens curvature can be designed according to different needs. In optical systems, aspherical lenses can simplify optical system design and improve imaging quality.
| Parameter | Value |
| Surface Figure Accuracy | ≤2μm |
| Surface Roughness Accuracy | ≤1μm |
| Concentricity | ≤5μm |
| Technical Information - Surface Defects | 60-40 |
| AR Coating | Double-sided multilayer <0.5% |
| Refractive Index (nd) Tolerance | ±0.0008 |
| Abbe Number (vd) Tolerance | ±0.8% |
in surveillance cameras, automotive cameras, action DV cameras, laser equipment, smart home appliances, infrared equipment and many other fields. An aspheric lens is an optical element with a complex surface; its surface profile is determined by multiple high-order equations, the curvature changes continuously from center to edge, and the lens curvature can be designed according to different requirements. Aspheric lenses can simplify optical system design and improve imaging quality in optical systems
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Chengdu Guangming Optoelectronics was founded in 1956. It is a research and production base for optoelectronic glass materials used in major national scientific instruments, a backbone force supporting the development of the optoelectronic industry, and a national high-tech enterprise, a national intellectual property demonstration enterprise, and a national technological innovation demonstration enterprise.
The company focuses on its dual main businesses of optoelectronic glass materials and precious metals. After more than 60 years of development and innovation, it has gradually become a leading professional optoelectronic material R&D and manufacturing enterprise in China with considerable international influence, and a leading domestic manufacturer of platinum group metal purification and processing.
Its products cover high-end fields such as interchangeable lenses, security monitoring, automotive lenses, projectors, smartphones, consumer electronics, microelectronics and semiconductors, life sciences, infrared lasers, and aerospace, serving internationally renowned brands such as Leica, Swarovski, Canon, Nikon, Sony, Tamron, Sunny Optical, Epson, Huawei, and OPPO.