GB/T 17550.2-1998 Identification cards--Optical memory cards--Linear recording method--Part 2: Dimensions and location of the accessible optical area (English Version)
This standard defines the size and location of the interrogable optical area of optical memory cards using the line recording method.
GB/T 17550.2-1998 history
1998GB/T 17550.2-1998 Identification cards--Optical memory cards--Linear recording method--Part 2: Dimensions and location of the accessible optical area