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2. Retroreflective sheeting - Wikipedia

   en.wikipedia.org/wiki/Retroreflective_sheeting

   Retroreflective sheeting for road signs is categorized by construction and performance specified by technical standards such as ASTM D4956-11a.; [4] various types give differing levels of retroreflection, effective view angles, and lifespan. [5] Sheeting has replaced button copy as the predominant type of retroreflector used in roadway signs.

3. Retroreflector - Wikipedia

   en.wikipedia.org/wiki/Retroreflector

   In a form of 3D display; where a retro-reflective sheeting and a set of projectors is used to project stereoscopic images back to user's eye. The use of mobile projectors and positional tracking mounted on user's spectacles frame allows the illusion of a hologram to be created for computer generated imagery .

4. Raised pavement marker - Wikipedia

   en.wikipedia.org/wiki/Raised_pavement_marker

   Raised reflective markers, such as plastic, ceramic, or metal ones, include a lens or sheeting that enhances their visibility by retroreflecting automotive headlights, while glass road studs gather automotive headlights with a dome shape and reflect the lights with a reflective layer within.

5. This simple solution could bring some chill to scorching ...

   www.aol.com/simple-solution-could-bring-chill...

   Bou-Zeid said retroreflective material could be developed as sheets or coatings to install on city surfaces. Given the material itself is relatively inexpensive, it could be a low-cost solution to ...

6. Cat's eye (road) - Wikipedia

   en.wikipedia.org/wiki/Cat's_eye_(road)

   In New Zealand, roads are generally marked with white reflective cat's eyes every 10-metres along the centreline, occasionally on high volume roads; both Botts' dots and cat's eyes are used (typically there is one cat's eye followed by three Botts' dots places in every ten-metre stretch of highway). The colour pattern on New Zealand roads is ...

7. Modulating retro-reflector - Wikipedia

   en.wikipedia.org/wiki/Modulating_retro-reflector

   A modulating retro-reflector (MRR) system combines an optical retro-reflector and an optical modulator to allow optical communications [1] and sometimes other functions such as programmable signage. [2] Free space optical communication technology has emerged in recent years as an attractive alternative to the conventional radio frequency (RF ...