Specifications

would normally do and enable colour inspection.
Colour Inspection as and Extension DLL
Colour inspection is also implemented in an extension DLL the
ColourChk.DLL it offers users more versatile colour inspection capability. It is
implemented as "Solder Inspector" algorithm 4. As a "Solder Inspector" it can
be of any size and of any offset position relative the Device.
Before using any of the colour inspection capability users must ensure the
ColourChk.DLL is loaded. To load the DLL, select Functions, Options, from
the Supervisor Mode menu, the following dialog box would appear:
To use this colour inspection, from the Device menu select Train, Solder
Inspector, and in the Solder Inspector Parameters dialog box enter
algorithm number 4.
Then from the solder inspector pop-up menu select Extended Parameters,
the following dialog will appear.
From this dialog user setup the parameter for the colour inspection. The pass
criteria are as such:
Total pixels with hue value fell within the range
-------------------------------------------------------------------- > Threshold Percentage
Total pixel in the ROI
When adjusting the scrollbar of the hue centre value the software update the
status by overlaying green to the matching pixels in the ROI in real time.
The Train Colour Centre button calculates the average hue value of the ROI
and set the Hue Centre Value to it.
Utility to Experiment with Colour Inspection
The ImgUtil.DLL is extended to include colour-measuring features.
The pixel sample reports colour information as well as the grey level
information on the specified pixel sample.
The line profile feature profile Colour (hue) or Saturation or grey level.