User`s manual

14-1
Point Measurement
14
Chapter 14: Point Measurement
14-1 Outline
Purpose
Example
・Inspection procedures
Evaluate whether workpieces are present or not at multiple specified points.
- Gray processes or converts to binary the image and evaluates whether specified
pixel area is white or black.
- Obtains average density of specified pixel area, and evaluates whether the
density is within the specified range.
Application
● Inspection for LED lightings on mobile phones
CHR
PWR
１
４
７
＊
２
５
８
０
３
６
９
＃
Number of points (max.)
: 128 points at average light levels
256 points in binary images
Point size: 2 m x 2 n pixels
(m, n = 1 to 16)
Image capture
Binary conversion Black/white evaluation of points
Average light level
Light level evaluation of points
Existence inspection of packing parts, inspect lighting conditions of mobile phones,
LEDs, and fluorescent tubes, and sorting products.
CLR