Traditional Culture Encyclopedia - Hotel reservation - The surveillance camera changed from green to purple.
The surveillance camera changed from green to purple.
Because the lens has different refractive index for different wavelengths of light, a color edge is formed at the junction of light and dark, which is an inherent characteristic of the lens.
Avoidance measures:
1, reduce the contrast
2. Replace the recommended lens, such as UNV.
3. Avoid boundary scenes between light and dark.
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