… “Frames” may be examined singly or continuously at varying numbers of frames per second. On the other hand “animated” … ( heading 90.10 ). Cinematographic projectors may be combined with sound recording or reproducing apparatus , …
… Laser‑beam machining (photonic machining) consists of bombarding a target with photons. This group covers, in … ELECTRON BEAM PROCESSES Electron beam machining consists of bombarding the workpiece on a very small surface with …
… optical cavity (reflector system), i.e., the basic elements combined in the laser head (possibly with Fabry‑Perot … and thread counters (these magnifiers may be fitted or combined with an illuminating lamp, they remain in this …