Sapphire Sight-Glass Windows: Sample vs Mass-Production Lead Time
Samples of sapphire sight-glass windows: typically 1–2 weeks. Mass production: approximately one month, depending on size, thickness and coating requirements. This schedule is backed by real capacity — over 20 million sapphire lenses per year, 600+ staff and 50,000 m² across Shenzhen Bao'an and Heyuan Dongyuan. What drives the difference A sample is cut, lapped, [...]