The company supplies sealing glasses such as ST5816, ST5817, and GD6. Compared with traditional sealing glasses, our sealing glass not only provides reliable sealing protection for products but also features resistance to high temperature and pressure, thermal shock resistance, chemical corrosion resistance, high electrical insulation, and excellent optical performance. It is widely used in packaging fields such as electronic technology, laser and infrared technology, electric light sources, high-energy physics and aerospace, energy, and the automotive industry. Different application fields have different requirements for component packaging design and technical specifications; our company can develop and produce according to the product performance required by customers. The products are generally supplied as strips, and can also be customized according to customer requirements.
| Parameter | Value |
| 300°C | 5.8 |
| Transition Temperature | 827g |
| T10^14.5 | 767℃ |
| T10^7.6 | 970℃ |
| Stress-Optic Coefficient B | 2.12Pa |
| Density ρ | 3.4g |
| Elastic Modulus E | 11177Pa |
| Poisson's Ratio μ | 0.28 |
| Refractive Index | 1.66 |
| Alkali Content | <0.03% |
in packaging fields such as electronic technology, laser and infrared technology, electric light sources, high-energy physics and aerospace, energy and the automotive industry. Different application fields have different requirements for component packaging design and technical specifications; our company can develop and produce according to the product performance required by customers
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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.