- axial defocusing
- аксиальная дефокусировка
English-russian dictionary of physics. 2013.
English-russian dictionary of physics. 2013.
Video camera tube — In older video cameras, before the mid to late 1980s, a video camera tube or pickup tube was used instead of a charge coupled device (CCD) for converting an optical image into an electrical signal. Several types were in use from the 1930s to the… … Wikipedia