The Basics of Bandpass Filters
Bandpass filters are used to transmit the required wavelength range and cut off the unwanted wavelength range. Their design is essentially a thin film formed by vacuum deposition technology, which con...
Introduction and Characteristics of Sapphire Glass
Introduction to Sapphire GlassSapphire Glass generally refers to synthetic sapphire, which is quite different from natural sapphire as commonly understood by people. It is usually used to manufacture ...