Title :
Auto-focus algorithm for reducing image distortions caused by gas flow in high-temperature measurements of surface phenomena
Author :
Strzecha, Krzysztof ; Zarebski, Damian
Author_Institution :
Comput. Eng. Dept., Tech. Univ. of Lodz, Lodz, Poland
Abstract :
In this paper the new auto-focus algorithm is proposed. Its main aim is to correct image distortion introduced by “gas lens” by correcting camera distance from specimen to obtain optimal image contrast.
Keywords :
CCD image sensors; cameras; computerised instrumentation; flow visualisation; image resolution; temperature measurement; auto-focus algorithm; camera distance correction; gas flow; gas lens; high temperature measurement; image distortion correction; optimal image contrast; surface phenomena; Atmospheric measurements; Cameras; Distortion measurement; Lenses; Solids; Surface tension; Temperature measurement; High-temperature measurements; auto-focus; image processing;
Conference_Titel :
Perspective Technologies and Methods in MEMS Design (MEMSTECH), 2011 Proceedings of VIIth International Conference on
Conference_Location :
Polyana
Print_ISBN :
978-1-4577-0639-4
Electronic_ISBN :
978-966-2191-18-9
