Archive for August 20th, 2016

Glass Bead Retroreflection

NYSDOT re-striped Rt 376 using paint with sprayed-on glass beads, rather than plastic strips, which produces lovely rainbows when the sun comes from directly behind. Alas, my helmet camera can’t resolve faint colors against the background glare and doesn’t show the circular reflection cutoff:

Glass Bead Retroreflection - 2016-07-20

Glass Bead Retroreflection – 2016-07-20

However, the scattered beads light up the pavement’s cracks and crevices.

Four days later, the drifts of beads have dissipated to leave bright reflections anywhere the tires don’t reach:

Glass Bead Retroreflection - 0219

Glass Bead Retroreflection – 0219

That’s along the big traffic circle at the Raymond / Collegeview / Forbus intersection.