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In the night vision monitoring system, the conventional method is to use visible light illumination, but this method has the disadvantages of not concealing and is easy to expose the monitoring target, so it is less used. Read More

The short-wave infrared band refers to the band with a wavelength between 1400-3000 nm, which cannot be recognized by the naked eye. Minerals, artificial substances, and other ground objects have special components, and short-wave infrared can "see" this special component, but the naked eye and visible light near-infrared light waves are "invisible". Read More

Manual focusing refers to the focusing method that can achieve clear focus by rotating the lens focusing ring or by pressing the direction key of the body to step. In the digital camera era, manual focusing is generally used when auto-focusing is wrong. It is a powerful supplement to auto-focusing and is still an indispensable function in the digital era. Read More

The company has professional instrumentation production equipment and an experienced technical research and development team Read More