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Laser engraving metal plates are manufactured with a finely polished metal, coated with an enamel paint made to be "burned off". At levels of 10 to 30 watts, excellent engravings are made as the enamel is removed quite cleanly. Much laser engraving is sold as exposed brass or silver-coated steel lettering on a black or dark-enamelled background.
A laser glass sculpture of a caffeine molecule. A bubblegram (also known as laser crystal, Subsurface Laser Engraving, 3D crystal engraving or vitrography) is a solid block of glass or transparent plastic that has been exposed to laser beams to generate three-dimensional designs inside.
Recording data using a femtosecond-laser was first proposed and demonstrated in 1996. [1] [14] [15] The storage medium consists of fused quartz, where the spatial dimensions, intensity, polarization, and wavelength are used to modulate data. By introducing gold or silver nanoparticles embedded in the material, their plasmonic properties can be ...
Dreamcatcher, Royal Ontario Museum An ornate, contemporary, nontraditional dreamcatcher. In some Native American and First Nations cultures, a dreamcatcher (Ojibwe: ᐊᓴᐱᑫᔒᓐᐦ, romanized: asabikeshiinh, the inanimate form of the word for 'spider') [1] is a handmade willow hoop, on which is woven a net or web. It may also be decorated ...
Other terms often used for printed engravings are copper engraving, copper-plate engraving or line engraving. Steel engraving is the same technique, on steel or steel-faced plates, and was mostly used for banknotes, illustrations for books, magazines and reproductive prints, letterheads and similar uses from about 1790 to the early 20th century, when the technique became less popular, except ...
Pages in category "DreamCatcher Interactive games" The following 61 pages are in this category, out of 61 total. This list may not reflect recent changes. A.
Dreamcatchers is a factual entertainment series where each episode introduces a different "dreamcatcher" character and their story. The episodes begin with Phil and Iva traveling from one destination to another in search of a "dreamcatcher" to interview. [ 7 ]
Laser engraving is used to print the personal data, including the color photo; rendering any forgery attempts impossible. Some of the features of the previous version include holographic lamination ( O.V.D. ), color-shifting ink ( O.V.I. ), see-through register , pages with intricate designs with microtext , watermarks , security threads ...
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