Pre-recorded optical reflective videodisk system "Laser vision" 50 Hz/625 lines; PAL (IEC 60856:1986 + A1:1993); German version EN 60856:1993 + A1:1993
The document deals with discs compatible with 50 Hz/625 lines CCIR monochrome and colour coding PAL systems, and defines those parameters that effect the interchangeability of the discs, excluding limitations of the programming material and source. Serves as a reference for manufacturers intending to make discs or players compatible with the system decribed herein.