Traditional Culture Encyclopedia - Traditional culture - What are the advantages of digital cameras compared with traditional analog cameras?
What are the advantages of digital cameras compared with traditional analog cameras?
The advantages are:
1, HD. This is the biggest advantage.
The traditional analog camera, converted into pixels, is only about 300 thousand to 400 thousand pixels; And digital cameras, the minimum can reach 6.5438+0 million, and now they are used more, with 2 to 3 million pixels.
2. Compared with analog cameras, digital cameras have the same playback clarity.
Simulation camera, the clarity of preview is higher than that of playback.
3. The installation of digital camera is more convenient.
The digital camera is plugged directly into the switch, which saves labor. Analog cameras must be connected to DVR (or optical terminal, but this situation is rare in small systems), which is time-consuming and laborious.
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