When.com Web Search

Search results

1. Results From The WOW.Com Content Network

2. Dog collar - Wikipedia

   en.wikipedia.org/wiki/Dog_collar

   Reflective collars, usually made with nylon webbing, incorporate reflective tape that ensures that the dog will be seen at night by approaching vehicles. A lighted collar (or collar light, dog light) is a collar that emits light in order to make a dog more visible in the dark to their owners and more importantly, nearby motorists. It is not ...

3. Tapetum lucidum - Wikipedia

   en.wikipedia.org/wiki/Tapetum_lucidum

   The dark blue, teal, and gold tapetum lucidum from the eye of a cow Retina of a mongrel dog with strong tapetal reflex. The tapetum lucidum (Latin for 'bright tapestry, coverlet'; / t ə ˈ p iː t əm ˈ l uː s ɪ d əm / tə-PEE-təm LOO-sih-dəm; pl.: tapeta lucida) [1] is a layer of tissue in the eye of many vertebrates and some other animals.

4. Amour Amour Diamond Dog Collar - Wikipedia

   en.wikipedia.org/wiki/Amour_Amour_Diamond_Dog_Collar

   The most expensive dog collar in the world is the $3.2 million, diamond-studded Amour Amour, [1] once called “the Bugatti of dog collars”. [2]The chandelier-design, 52-carat collar has over 1,600 hand-set diamonds, with a 7-carat, D-IF (flawless) color-graded, brilliant-shaped centerpiece.

5. Luminous gemstones - Wikipedia

   en.wikipedia.org/wiki/Luminous_gemstones

   Thermoluminescence from heating chlorophane specimens on a hotplate. Triboluminescence from rubbing together two quartz crystals.. First, it will be useful to introduce some mineralogical terminology for gemstones that can glow when exposed to light, friction, or heat.

6. Jewellery - Wikipedia

   en.wikipedia.org/wiki/Jewellery

   High-polished jewellery is the most common and gives the metal a highly reflective, shiny look. Satin, or matte finish reduces the shine and reflection of the jewellery, and this is commonly used to accentuate gemstones such as diamonds. Brushed finishes give the jewellery a textured look and are created by brushing a material (similar to ...

7. Halo (optical phenomenon) - Wikipedia

   en.wikipedia.org/wiki/Halo_(optical_phenomenon)

   A halo (from Ancient Greek ἅλως (hálōs) 'threshing floor, disk') [1] is an optical phenomenon produced by light (typically from the Sun or Moon) interacting with ice crystals suspended in the atmosphere. Halos can have many forms, ranging from colored or white rings to arcs and spots in the sky.