Gold-coated mirrors are specialized optical components offering distinctive performance characteristics across multiple domains. Optically, they deliver exceptionally high reflectance—particularly in the infrared (IR) spectrum—where gold achieves reflectivity exceeding 98%. This makes them indispensable in IR optical systems. Physically, gold-coated mirrors exhibit outstanding chemical stability: gold is highly inert and corrosion-resistant, ensuring consistent performance even under harsh chemical conditions. Manufacturing these mirrors involves a relatively complex yet precise process, enabling tight tolerances and high fidelity. In terms of application flexibility, gold-coated mirrors can be fully customized to meet specific requirements—substrate materials, for instance, may include glass or metal, selected to suit distinct environmental and mechanical demands.
| Features | |
| Coating | Gold |
| Dimensional Tolerance | +0 / −0.02 mm |
| Thickness Tolerance | ±0.05 mm |
| Surface Figure | λ/10 |
| Surface Quality | 20-10 |
| Centration Error | ±30 Arc Seconds |
| Clear Aperture | ≥ 90% |
| Edge Bevel | <0.2*45° |
Gold-Coated Mirror








