This Standard specifies the lighting equipment for bicycles mounted on bicycles speci-
fied in JIS D 9111 (hereafter referred to as "lighting equipment").
This Standard does not apply to the bicycle with a drive assist device among bicycles for general use to which the drive assist function is added, which utilizes a battery for driving the drive assist device also for a power source of a head lamp and a rear lamp. However, items which can be tested solely with a head lamp and a rear lamp may apply.
NOTE : The International Standard corresponding to this Standard is as follows.
ISO 6742-1 : 1987 Cycles--Lighting and retro-reflective devices Photomet-
ric and physical requirements--Part 1: Lighting equipment (MOD)
In addition, symbols which denote the degree of correspondence in the
contents between the relevant International Standard and JIS are IDT
(identical), MOD (modified), and NEQ (not equivalent) according to ISO/
IEC Guide 21.