How infrared thermometer works
Infrared thermometer consists of optical system, photodetector, signal amplifier, signal processing and display output. The optical system converges the target infrared radiation energy within its...
Basic theory of infrared thermometer
Basic theory of infrared thermometer In 1672, it was discovered that the sunlight (white light) is composed of light of various colors. At the same time, Newton made the famous conclusion that...
High-end locks or locks mainstream
With the rapid development of pillar-type industries such as residential, automobiles, medium to high-end office buildings, and hotels, and the growing demand for highly protective lock products from...
Compared to other locks, fingerprint locks are safer and higher
At present, there are a variety of lock products in the domestic market, including mechanical locks, sensor locks, code locks, and fingerprint locks. The functional principles and technical...