User Manual (Ver. 2.0) - Main Functions
GO-5000M-PMCL | GO-5000M-PMCL-EP | GO-5000M-PMCL-UV
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Gamma
Note:
This command is used to set gamma 0.45, gamma 0.6 and gamma 1.0 (OFF) in 3 steps. The gamma
value is an approximate value.
Linear and Dark Compression
This camera has a dark compression circuit to improve the signal-to-noise ratio in the dark portion of
the image.
Dark
Compression
Function
Linear (Factory
default)
No compression, Gamma=1.0
Dark
Compression
Compress the signal level in the dark portion. It can improve the signal to noise ratio, but on
the other hand, the linearity will be deteriorated.
The following drawing is characteristics of linear and dark compression.