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Filtering
3
Filter size
BGS level
Filtering Options and Examples
Treat the images loaded from the camera in order to make them easier to measure.
Types of
filtering
Weak
smoothing
Strong
smoothing
Dilate
Erosion
Median
Extract
edges
Extract
vertical
edges
Extract
horizontal
edges
296
Filtering
[OFF]
●
Weak
●
smoothing
Strong
●
smoothing
Dilate
●
Erosion
●
Median
●
Extract
Select the type of filtering.
●
edges
Reference:
Extract
●
vertical
edges
Extract
●
horizontal
edges
Enhance
●
edges
Select whether to use information from several surrounding pixels.
[3 × 3]
●
With mask size, the larger the setting value, the more of the
5×5
●
surrounding pixel variation that can be assimilated.
While looking at your image, specify the upper and lower limits for
[0] to [255]
RGB to suppress as the background.
Reference:
The problems to be treated
Small flecks on the measurement
object
Dark noise exists
Brighter noise exists
Small flecks on the measurement
object
Due to a comparatively lower image
contrast, defects are difficult to extract
Due to a comparatively lower image
contrast, defects are difficult to extract
Due to a comparatively lower image
contrast, defects are difficult to extract
Filtering options and examples (p.296)
Background suppression level (p.297)
Filtering description
Makes flecks less visible.
This filtering removes dark noise by
enlarging brighter areas.
This filtering removes brighter noise by
shrinking brighter areas.
This filtering keep the profile and weaken
flecks.
Extracts the boundary lines of the image
(light and shade).
Extracts the boundary lines vertical to the
image (light and shade).
Extracts the boundary lines horizontal to
the image (light and shade).
FZ3 Processing Items List Manual
Example
Makes stable
searching
possible and
stable area
measurement
possible.
Measurement
object
noise removal
Edge
positioning
(Accuracy is
not reduced)
Defect
inspection
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