ISO/IEC 7811-9:2015 Preview
Identification cards -- Recording technique -- Part 9: Tactile identifier mark
ISO 7811-9:2015 specifies the physical characteristics of a tactile identifier mark used by visually impaired card holders to distinguish their cards. It defines the area on the card for the TIM and the layout of Braille style embossed dots arranged in patterns to enable easy tactile recognition.
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