ISO 6742-1:2015 pdf free

ISO 6742-1:2015 pdf free.Cycles一Lighting and retro-reflective devices
For the purposes of this document, the following terms and definitions apply.
lamp emitting a white or an amber light to the front of the cycle, so as to indicate its presence on the road
lamp to light the road to the front of the cycle that has either low beam, high beam or both
lamp emitting a red light to the rear of the cycle and used to indicate its presence on the road
lamp used to indicate to other road users that the cycle brakes or significantly decelerates
light that illuminates the road in front of the cycle without dazzling other road users from the opposite direction
light that illuminates the road for a long distance ahead of the vehicle
lamps used to indicate to other road users that the cyclist intends to change direction to the right or left
light emitted by a lamp for a time after the cycle has stopped
lamp whose light source(s) can be replaced by the user with an equivalent light source(s) of the same type
lamp whose light source(s) is permanently fitted, and not designed to be replaced by the user
any vehicle that has at least two wheels and is propelled solely or mainly by the muscular energy of the person on that vehicle, in particular by means of pedals
characteristic horizontal axis of the lamp, as determined by the manufacturer or by the direction light is emitted with greatest intensity, to serve as a direction of reference during use in service and during test measurements
horizontal plane parallel to the ground passing through the reference axis any designed and adopted road pavement, path or track on which a bicycle permitted to travel and on most through not all such public roads, bicycles will share use with other forms of transport including motorised traffic
If the reference axis is not mentioned by manufacturer, this direction shall be determined by that in which light is emitted with greatest intensity.
Within the field of light distribution, schematically shown as a grid, the light intensity in each direction of a part of the fielded formed by the grid lines meets at least the lowest minimum percentage value being shown on the grid lines surrounding the questioned direction.ISO 6742-1 pdf download.