Will you be cycling in the dark?

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gaz

Cycle Camera TV
Location
South Croydon
Hi-viz doesn't work that way anyway. It reflects light back in the direction of the light source plus an element of dispersion.

If you were sitting on the streetlight you would see it reflecting back at you but on the road you would see no reflection.

Hi-viz is designed to reflect light back at the driver, I.e his car lights and therefore the streetlighting has no effect other than increasing the background illumination.


Quality hi'viz consists of millions of micro-mirror beads, that's why it shouldn't be washes as they come off.
Indeed, at the fluorescent part absorbs ultraviolet light and emits it back in the visible spectrum, which is why it can appear to be brighter than other objects during the day. Street lamps don't emit ultraviolet light.
 

ushills

Veteran
Indeed, at the fluorescent part absorbs ultraviolet light and emits it back in the visible spectrum, which is why it can appear to be brighter than other objects during the day. Street lamps don't emit ultraviolet light.
Fluorescent is useless at night, hiviz/reflective all the way.
 
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