Gold mirrors
A gold mirror is a mirror in which a metallic gold film is plated on an optical plane. It has high reflectivity, excellent stability and corrosion resistance, and is commonly used in various optical systems, such as telescopes, microscopes, lasers, etc. The manufacturing process of gold mirrors involves plating a metallic gold film on an optical glass substrate and performing a fine polishing and coating treatment to ensure its high reflectivity and smooth surface quality. Because metallic gold has high reflectivity and excellent electrical conductivity, gold-plated mirrors can effectively reflect light and maintain the stability and consistency of light.
The main advantages of gold mirrors are high reflectivity, good stability, strong corrosion resistance and other characteristics, which can work stably in harsh environmental conditions for a long time. In addition, it can also adjust the reflectivity and spectral characteristics through different coating processes to meet different application needs. Gold mirrors are widely used in optical systems such as telescopes, microscopes, optical interferometers, lasers and so on. In the telescope, gold mirrors can be used as primary or secondary mirrors to improve the imaging quality and resolution of the telescope. In lasers, gold mirrors can be used as resonator mirrors to improve the output power and stability of the laser.
Technical parameters of Gold mirrors
Specification | Standard capability | Top limit |
Material | silicon | silicon |
Dimension Tolerance | +0/-0.1mm | +0/-0.01mm |
Clear Aperture | >80% | >90% |
Parallelism | ±30 arcsec | ±5 arcsec |
Flatness | λ/4@632.8nm | λ/10@632.8nm |
Surface quality | 40-20 | 10-5 |
Coating | R>90%@request wavelength with golden film. | R>90%@request wavelength with golden film. |