What is the resolution of the security camera lens?
Several aspects that determine the clarity of the lens include
Monitor the material and purity of the lens. The material has less impurities and higher purity. From the optical point of view, the interference light is less.
Monitoring the precision of the lens grinding This precision is determined by the mechanical grinding equipment, the difference between the domestic lens and the foreign big brand lens is at this point.
Monitoring the precision of the coating of the lens The coating process is an important process for monitoring the manufacture of the lens. The accurate control of the coating is also one of the determining factors of the lens definition.