The Vision Detection Scheme of the LOGO character of the Back Cover of the iPhone 

（1）Detection content 

Check the quality of the logo characters on the back cover of the iPhone, and the defects in general can be smudged, scratched and badly printed. 

（2）Configuration of the Vision Detection Scheme for the Back Cover of the iPhone 

 POMEAS  5 MP FA lens PMS-7520M5
 POMEAS gigabit count CCD industry camera
 POMEAS machine vision ring light
 IPC：I5CPU 4G Memory 

Machine vision inspection software system based on POMEAS independent development 

Note: the suitable solution can be configured according to the actual application environment 

（3）Detection Method 

The high resolution CCD industrial camera is used to scan the back cover of the iPhone to get a high resolution image. Compared with standard template, the quality of printing can be detected. For the defective products, the system detection software will automatically mark the defect location and output the alarm signal.