Sharp IV-S30J User Manual page 114

Lead Inspection
Ë Ë Ë Ë Ë Example of settings
- Example when
SEARCH DIRECT (search direction) is set to "HORIZ (horizontal)."
- Example when
SEARCH DIRECT (search direction) is set to "HORIZ (horizontal)."
6
THRESHOLD
Specify a threshold value. Move the cursor to this line and press the SET key. The currently SET
item will be highlighted. Press the SET key again to enter the setting screen.
Move to each of the following items and press the SET key: "
" EDGE.W" (edge width), and "
highlighted and it can be changed using the up and down keys. After the value is correct, press the
ESC key to confirm it.
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 3-15.
EXTENSION MEAS,
Extension measurements can be made for "LEAD-LENGTH" or "BALL-WIDTH" in line "
EXTENSION MEAS. Then, the "
DIRECT" item, set the position for the extension measurement direction, relative to the reference
line.
Note: This line is only displayed when "RECT" or "LINE" was selected for the "DTECT SHAPE." To
DTECT MODE (detection mode) is set to "CENT (BRT)" (center dark) and
A
Edge
Edge Flat
width width
Brightness
A B
Direction
DTECT MODE (detection mode) is set to "CENT (DRK)" (center dark) and
A
Edge
Edge Flat
width width
Brightness
A B
Direction
EXT. MEAS DIRECT
Measurement range
of lead length
display this line, move the cursor to the upper function menu and select "DETAIL." Press the
SET key and select "EXTENSION MEAS" from the popup menu. Then press the SET key.
B
Reference line
Difference in
light
B
Reference line
Difference in
light
FLAT.W" (flat width). The current value for that item will be
EXT. MEAS DIRECT" item will appear. At the "
Lead length
Reference line
6-6
Center point
Center point
GRYS." (difference of gray level)
EXT. MEAS
Decide the position using
"8EXT. MEAS DIRECT."