Sharp IV-S20 User Manual page 230

Compact image sensor camera
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Continued from the previous page
1MEAS WINDOW TYPE RECTANGLE CIRCLE ELLIPSE
2MEAS WINDOW POSIT MOVE UP.L(224,208) LO.R(287,271)
3MASK WINDOW TYPE NO RECTANGLE CIRCLE ELLIPSE
4MASK WINDOW POSIT MOVE UP.L(224,208) LO.R(287,271)
5THRESHOLD VALUE U.LM 255 L.LM 100(0~255)
6INVERT B/W
7BINARY PROCESS FIXED THRSHOLD-ADJ (VAR-DIFF VAR-RATE)
8BOUNDARY PROCESS VALD INVLD
9LABEL ORDER
0IMAGE PRE-PROCESS OFF SMOOTH EDGE-EMPHASIS
qBINARY NOIS FILTR NO EXP. CONTR. CONTR. EXP.
wNUM. OF FILTR PASS EXPD.0(0~5) CONTR0(0~5)
eAREA FILTER
rUPPER MENU
· Item 4 will be displayed unless item 3 is set to NO.
Menu
1
WINDOW TYPE
(measurement window)
2
WINDOW
POSIT
3MASK WINDOW TYPE
4MASK WINDOW
POSIT
(mask window position)
5THRESHOLD VALUE
6INVERT B/W
(black and white
Inversion)
7
PROCESS
8BOUDARY PROCESS
(boundary processing)
9LABEL ORDER
0IMAGE PRE-
PROCESS
qBINARY NOIS FILTR
(eliminating binary
noise)
wNUM.OF FILTR PASS
(the number of noise
elimination cycles)
eAREA FILTER
rUPPER MENU
Continued on the following page
NO YES
SACN-ORDER SIZE ORDER
ALL-EDGE HORZ-EDGE VERT-EDGE
000000PIXEL LOWER LIMIT
Select a measurement window type: RECTANGLE, CIRCLE or ELLIPSE.
Set the size and position of the window, in units of 1 pixel.
· If a circle or ellipse is selected in item 1, then the two variables you must set are
the center and the diameter.
Decide whether a mask window will be employed and if so which type (a rectangle,
circle or ellipse).
· A mask window exists inside the boundary of the measurement window and
screens out those parts of the image which are not needed for the measurement
process.
Set the size and position of the mask window (which is drawn with a dotted line),
using units of 1 pixel.
· If a circle or ellipse is selected in item 1, then the two variables you must set are
the center and the diameter.
· It is possible to set the heading so that the mask window is actually bigger than
the measurement window.
Set the upper and lower limits for binary conversion within the range of 0 to 255.
-See setting threshold values in shared settings on page 9·7.
Select whether to invert the black and white in the image: YES or NO.
· NO means the white area will be measured after the image has been converted
to binary values.
· YES means the black area will be measured after the image has been converted
to binary values.
Select either fixed or threshold value correction as the binary conversion
processing method. (VAR-DIFF or VAR-RATE).
-See methods for binary conversion in shared settings on page 9·8.
Enable or disable boundary processing.
-See setting the window boundary in shared settings on page 9·7.
· When this function is disabled, if a workpiece contacts with the window, this
workpiece is not measured.
Select the order for labeling objects.
-See order of labeling in shared settings on page 9·8.
Select a method for pre-processing image data.
-See pre-processing in shared settings on page 9·9.
Select a method for eliminating binary noise.
-See methods for eliminating noise from binary images, expansion/contraction
and eliminating binary noise in shared settings on page 9·10.
Set the number of cycles that the binary noise elimination process will be carried
out (0 to 5). Set number of times for expansion and contraction, separately.
After object identification and labeling, the area filter is a function used to identify
small islands whose area is less than a specified amount. It eliminates them from
the object which is being measured.
Set the maximum number of pixels. Enter any number from 0 to 245760.
· To enter number, select e AERA FILTER using up and down keys, and press
the SET key twice. Select a required digit using the left and right keys, and select
the required figure using the up and down keys.
This will return you to the [MEASURING COND] menu.
9-93
Counting quantities by binary convension
This is how the display looks
when item 1 MEAS WINDOW
TYPE (measurement window) is
set to RECTANGLE.
This is how the display looks
when item 3 MASK WINDOW
TYPE (mask window) is set to
RECTANGLE.
Setting details
9

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