In this article, I will synthesize demo images of computer and phone screen surveillance camera products. Depending on your needs, installation distance and budget, this demo video and images will help you choose the product you like.
I. Requires installation techniques
To clearly see the text on the screen, you need to install it according to the following technical requirements:
- Front mounting angle (limited mounting at inclined or diagonal viewing angles)
- Limit backlit mounting angle
- Should use a camera with a multifocal zoom lens (optical zoom)
- Close-up zoom only looks at the screen, not the surrounding scenery, and turns on WDR if necessary
II. Actual demo
A. Looking at the screen under 5 meters
Product information:
– Resolution: 2MP
– Lens focal length: 2.8 mm–13.5 mm
B. Looking at the screen from 5 meters or more
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