14-3
Point Measurement
14
Setting conditions (mode selection)
Select a mode on the "
MODE" line. By selecting either "BINARY" or "AVG-GRAYS," the details of
the settings will vary.
When the "BINARY" mode is selected
BINARY PROCESS
Select a binary processing procedure. Select
"FIXED," "THRES-ADJ(VAR-DIFF)," or
"THRES-ADJ(VAR-RATE)."
For details, see page 3-23.
THRESHOLD
Specify a threshold value. Select this line and press the SET key to enter the "THRESHOLD"
screen. Move the cursor to "
U.LM" and "
L.LM" each, then press the SET key. The current
value will be highlighted for each item. You can increase or decrease the value by pressing the
up and down arrow keys. Press the ESC key to confirm the value you want.
For details, see page 3-21.
AUTO SETTING
The values above can be reset to an appropriate level automatically. Move the cursor to the
upper function menu by pressing the TRG/BRT key and select "AUTO-REG". Then press the
SET key to set the levels automatically.
For details, see page 3-21.
When the "AVG-GRAYS" mode is selected
AVG. GRAY PROC
Select an average gray processing method.
Select "FIXED," "GRAY-ADJ (VAR-DIFF),"
or "GRAY-ADJ(VAR-RATE)."
CHNG-REG
Changes the display of the registration numbers for the "
POINT
COND." Move the cursor to this line and press the SET key. "CHNG-REG"
will be highlighted. Then, press the up and down arrow keys to change the
register number series shown in the table as follows "000 to 007," "008 to
015," "016 to 023," ... up to "248 to 255".
- If the "BINARY" mode was selected, a maximum of 256 points (0 to 255)
can be registered.
- If the "AVG-GRAYS" mode was selected, a maximum of 128 points (0 to
127) can be registered.
FIXED
Does not correct the gray level.
GRAY-ADJ
(VAR-DIFF)
Corrects the gray level by adding a specified threshold value to the reference
for variation in the light level.
(Measured light level) - (reference light level) + (specified threshold value)
GRAY-ADJ
(VAR-RATE)
Corrects the gray level by multiplying a specified threshold value times the
reference for variation in the light level.
(Measured light level) / (reference light level) x (specified threshold value)
MEA-CND
SCREEN COND SAVE
007
006
005
004
003
002
001
000
× × × × × × ×
RED F C1 DRK
1
MODE
BINARY
2
BINARY PROCESS
FIXED
3
THRESHOLD
SET [U.LM255 L.LM100(0~255)]
4
CHNG-REG
CHNG-REG
REGISTER NO.
5
POINT COND
×
BINARY
AVG-GRAYS
FIXED
THRES-ADJ(VAR-DIFF)
THRES-ADJ(VAR-RATE)
MEA-CND
SCREEN COND SAVE
007
006
005
004
003
002
001
000
× × × × × × ×
RED F C1 DRK
1
MODE
AVG-GRAYS
2
AVG
.GRAY PROC
FIXED
3
CHNG-REG
CHNG-REG
REGISTER NO.
4
POINT COND
×
FIXED
GRAY-ADJ(VAR-DIFF)
GRAY-ADJ(VAR-RATE)
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