Holography 1

[IP7-03] Detection of defects in the solar battery film using both digital holography and lock-in thermography

*Varun Kumar¹, Masayuki Yokota¹, Taisei Kishikawa¹, Yusuke Wakabayashi¹ (1. Shimane University Japan)

Artificially fabricated defects in a commercial solar battery film have been detected using combined method of digital holographic interferometry and lock-in thermography technique. The technique can be applied to electrical devices for their health monitoring.