Table of Contents
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1. Overview
2. Installation & wiring
Open
z
Dilate (Expansion) is performed after Erode (compression). The function will delete minute traces of white without ex-
panding the black areas.
Effective for black symbols with fine white blemishes.
Before processing
Close
z
Erode (compression) is performed after Dilate (Expansion). The function will delete minute traces of black without ex-
panding the white areas.
Effective for white symbols with fine black blemishes.
Before processing
Histogram Equalization(averaging)
z
Correct the brightness of the image so that the histogram of the image's brightness becomes uniform.
Effective in cases when the captured image is low contrast.
Before processing
3 Operational Check
4-38
Function
5. Appendix
After processing
After processing
After processing
Slave Mode
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