The 7th Optoelectronic Conference organized by PCO S.A. under the media patronage of Defence24.pl was held at the Winsor Hotel in Yachtrance from 16 to 17 November. The project, organized since 2015, was carried out under the motto "Optoelectronics key safety technologies in fresh reality". It was not accidental due to the fact that in the ongoing war in Ukraine these are optoelectronic solutions, including, above all, hard to detect passive sensors, they issue an examination during this conflict. Polish solutions are besides successfully utilized there, which confirms the directions of improvement chosen so far by Polish discipline and industry.