Title :
A novel focus meter
Author :
Anttila, Petri ; Tolmunen, Timo
Author_Institution :
Turku Inst. of Technol., Finland
fDate :
8/1/1997 12:00:00 AM
Abstract :
A novel system to indicate the correct focus of a CRT in television and monitor production has been developed. The focus meter is easy to realize, is very fast and, results in better picture quality in production lines in comparison with the conventional focus adjustment procedures
Keywords :
cathode-ray tube displays; computer displays; display instrumentation; meters; optical focusing; television receivers; CRT; TV receivers; focus adjustment procedure; focus correction; focus meter; monitor production; picture quality; production lines; television production; Cathode ray tubes; Charge coupled devices; Digital signal processing; Electron beams; Monitoring; Production facilities; Production systems; Shape measurement; TV; Voltage;
Journal_Title :
Consumer Electronics, IEEE Transactions on
