Aspect ratio camera of smart camera
author:admin
time:2021-01-24
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Aspect ratio camera of smart camera
The aspect ratio of alphanumeric characters should be between 0.6 and 0.8. A wider range from 0.5 to 1 can be used, especially if factors such as line length or proportional spacing are important.
A if multiplied by the observation distance, the actual character height (in the same unit) is given. .
B in the case of moderate accuracy and reading speed requirements
1 person / subject of unfilled area
2 Outline
3 boundary
4 background area
Words or phrases written in unfilled (transparent) font with outline filling should not be used
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