Narrowband filter is a special bandpass filter with a narrow passband range. It can accurately control the transmission of light of a specific wavelength and block light of other wavelengths. Usually, the half-width (i.e. bandwidth) of the passband of a narrowband filter is between a…
Optical glass refers to glass materials with specific optical properties, which are widely used in various components in optical systems. Optical glass can be divided into many types according to different optical properties, application requirements and material composition. Each type of optical glass has unique…
Optical filters are important components in modern optical systems and are widely used in optical instrument fields such as scientific research, industrial production, biomedicine, and communication technology. In the manufacturing process of optical filters, the selection of substrate optical materials is crucial because their performance…
