940nm filter

940nm narrowband filter applications: infrared indoor and outdoor 24-hour monitoring thermometer, infrared indoor and outdoor 24-hour surveillance cameras, license plate recognition, biometrics, medical monitoring and care, vehicle inspection and maintenance of equipment, Bluetooth mobile phones and other portable computers, smart lighting, smart vacuum cleaners, home appliances, infrared ink identification 940nm narrowband filter material: optical glass (in line with environmental protection ROHS) center wavelength of 940nm ± 2nm center wavelength transmittance> 90% peak transmission > 90% of the half-bandwidth: 40nm cutoff: 200nm ~ 870nm, 990nm ~ 1250nm cutoff rate: T <0.1% Appearance requirements: 60/40 Features: high quality ultra-thin optical glass, light transmission, excellent finish, flatness. After importing coating equipment coating processing technology, the filter layer excellent fastness, good test spectral uniformity, strong center wavelength stability and many other features, it is satisfied that the macro photoelectric filters a variety of sizes can be customized according to customer demand. Na Hong photoelectric specialized optical filter manufacturer, cheap, quality assurance, please call to discuss.