Puretronics offers Defect Detection System For Pipe. 
Typical composition : 
1) Acquisition unit
2) One matrix camera
3) With high speed and resolution
4) Dedicated lighting system 
5) Dedicated professional lens
6) Dedicated structure to support camera and lights. 

Features: 
Checking defects :
1)Distance between two dripper  
2) Hole to hole distance 
3) Dripper dimension 
4) Flashes presence  
5) Dripper hole not proper 
6) Dripper not present 
7) Hole position on dripper