English 
The athermal lenses mainly realizes the day-night conversion through the infrared filter, that is, opening the filter in the daytime to block the infrared rays, so that it can only sense the visible light. In the case of night vision or poor lighting conditions, the filter will stop working, and the
The difference between short wave infrared, near infrared, medium wave infrared and long wave infraredNear Infrared (NIR): Wavelength between 0.75-1.4 microns, defined by the absorption of water, usually used in optical fiber communication due to the low attenuation rate in silica glass. Wavelengths
The company's main products include infrared lenses, night vision objectives lens and other customizable optical lenses. It is mainly suitable for scenarios such as thermal imagers, infrared sights, night vision, infrared cameras, and drone monitors.
