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Panasonic A230 User Manual page 357

Machine vision system

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OCR Type A230
2. Focus
Helps you adjust the focus correctly by watching a bar graph on the screen while turning
the focus ring on the camera lens.
1) Select 2. Focus, and a screen such as Figure a. is displayed. Press A: Chg. Area
to set the area of the image with the required feature.
2) Following the instructions, turn the focus ring all the way in either direction then press
ENTER. (Figure b.)
3) Next, turn the focus ring all the way in the other direction then press ENTER again.
(Figure c.)
4) Looking at the bar graph on screen, turn the focus ring to a position where "Focus
is adjusted" is displayed and adjust the ring to the position where the bar in the bar
graph is closest to 100. (Figure d.)
Figure a.
Figure c.
19.1 Use Setting Help Tools to Adjust Settings Before Inspecting
Figure b.
Figure d.
The Setting Help Tools
Bar
graph
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