9-75
Lead inspection
9
This is how the display looks
when the
1
MEASURE
WINDOW (
measurement
window) is RECTANGLE.
[Example of recording]
Reference image
Search area
Continued on the following page
1
MEASURE WINDOW
RECTANGLE
X-LINE
Y-LINE
2
REFERENCE IMAGE
MOVE
UP.L(224,208) LO.R(287,271) REG. DISP
3
SEARCH AREA
MOVE UP.L(216,200) LO.R(295,279)
4
DETECTED COORD
CNTR
FREE(256,240)
5
CONTRACT PIXELS
1
2
3
q
DETECT ACCURANCY
STANDARD
HI-PRC
w
UPPER MENU
From the previous page: When gray scale search for line correction is enabled, then select the
2
SEARCH
CRITERIA (conditions for criteria search).
· You can switch between displaying all the headings together and displaying each one separately
using the ESC key.
When either a horizontal or a vertical line is selected please bear the following in mind.
The reference image must be shorter than the search area.
[The setting sequence of the starting point criteria in a gray scale search.]
1
MEASURE WINDOW
3
SEARCH AREA
2
REFERENCE IMAGE
4
DETECTED COORD
5
CONTRACT PIXELS
q
DETECT ACCURACY
w
UPPER MENU
[Information about the recording of a reference image]
In order to record a reference image it is necessary to freeze the frame.
The specifications for the windows are as follows.
· In the case of a rectangular window
· In the case of a horizontal line
· In the case of a vertical line
· The measurement window is set to
BOX (rectangular).
Menu
1
MEASURE WINDOW
(measurement window)
2
REFFERENCE IMAGE
3
SEARCH AREA
4
DETECTED COORD
(detection coordinates)
5
CONTRACT PIXELS
(pixel contraction)
q
DETECT ACCURACY
(detection accuracy)
w
UPPER MENU
Setting details
Select the shape of the measurement window.
Record a reference image and then set the search area.
· If X-LINE (horizontal line) or Y-LINE (vertical line) is selected, then
the UP.L (upper left) LO.R (lower right) choices in the screen above
will be ST-PNT (starting point) and E-PNT (end point).
Set the position of the cursor inside the measurement window.
· If FREE is selected, then the cursor may be positioned as desired.
Set the number of pixel contractions.
-
See page 9·6 gray scale processing, using shared settings.
· When either a X-LINE (horizontal )or a Y-LINE (vertical) line are
selected in item
1
, the choices here will be 1 or 2.
Select the level of precision used for detection.
-
See page 9·6 gray scale processing, using shared settings.
This will return you to the [MEASURING COND] menu.
Reference image
Search area
Line type
Solid line
Dotted line
Movement
Units of 4 pixels
Units of 4 pixels
Size
Units of 4 pixels
Units of 4 pixels
Minimum
32
×
32 (pixels)
32
×
32 (pixels)
Maximum
X
×
Y (X
×
Y=65536 pixels)
512
×
480 pixels
Reference image
Search area
Line type
Solid line
Dotted line
Movement
In a horizontal direction: units of 4 pixels
In a vertical direction: units of 1 pixel
Length
Units of 4
pixels
Minimum length
8 pixels
Maximum length
512 pixels
Reference image
Search area
Line type
Solid line
Dotted line
Movement
In a horizontal direction: units of 1 pixel
In a vertical direction: units of 4 pixels
Length
Units of 4
pixels
Minimum length
8 pixels
Maximum length
480 pixels