27 мар. 2024 г., 12:05:49
Replacing Western Ones: "Roselectronica" Showed New "Amethyst-IR" Optical Infrared Filters for the First Time
They will be useful for the defense industry, instrument engineering, and civilian video systems
25 янв. 2024 г., 21:37:02
Russia has replaced Spectrogon, Andover and Edmund Optics optics in thermal imagers and guidance systems with domestic alternatives
These optical infrared filters also work on completely civilian video surveillance equipment