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In Lebanon, cat's eyes are widely used on most freeways, highways and roadways. On freeways and highways, every one (or sometimes two) white stripes separating lanes is followed by a white shining cat's eye. On the edge of the road next to the median strip, a yellow cat's eye is placed every 10 metres (33 ft).
M9 motorway in Carlow, Ireland with cat's eyes on the road surface and retroreflectors on barriers. In almost all European countries, such markers will include reflective lenses of some kind. Most appear white or gray during daylight; the colors discussed here are the color of light they reflect.
The cat's eye, showing the iron base, rubber housing and lenses White raised pavement marker near "pea-structure" side-line on highway surface. Mechanical devices may be raised or recessed into the road surface, and either reflective or non-reflective.
An alexandrite cat's eye is a chrysoberyl cat's eye that changes color. "Milk and honey" is a term commonly used to describe the color of the best cat's eyes. The effect refers to the sharp milky ray of white light normally crossing the cabochon as a center line along its length and overlying the honey-colored background.
Percy Shaw, of Halifax (then in the West Riding of Yorkshire) invented the cat's eye.Reflecting Roadstuds was set up a year later in 1935. It required £500 from two company directors and established a 20-acre (81,000 m 2) manufacturing site with 130 workers, later making a million roadstuds a year. [1]
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Various sizes are used, commonly ranging from around 30 cm (11.8 in) to a little over 1 m (39.4 in). Typical traffic cones are fluorescent "safety" orange, but other bright colors including yellow, pink, red, and lime green are also used, with the color depending on context in some countries. The cones usually have a retroreflective strip ...