What are the installation procedures for surveillance cameras?

1. The wire used for surveillance cameras should have a rated voltage greater than the working voltage of the circuit; the insulation of the wire should conform to the installation method of the circui…

What should be paid attention to in the use, care and cleaning of industrial optical lenses?

The industrial optical lens manufacturer is a precision and dense product, manufactured by coating technology, with a very delicate appearance. If it is used for a long time, it needs to be cleaned reg…

What can be seen from the changes of the mobile phone camera?

1. From mechanization to electronics, using large-size CMOS sensors to improve image quality2. From single-camera, dual-camera* camera to multi-camera* camera layout3. Leap from 2D imaging to 3D percep…

The type of ball screen

One, the type of ball screen1. Watermelon rind LED spherical screen:The earliest ball screen in the market, commonly known as the watermelon rind spherical screen, is composed of watermelon rind-like P…

Several characteristics of LED ball screen

1. The emergence of LED spherical screens is a product that has emerged in response to one of the needs of people, that is, the pursuit of new and strange things. In the early years, if a large flat LE…