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Wood engraving is a printmaking technique, in which an artist works an image into a block of wood. Functionally a variety of woodcut , it uses relief printing , where the artist applies ink to the face of the block and prints using relatively low pressure.
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.
Laser guidance is used by military to guide a missile or other projectile or vehicle to a target by means of a laser beam, either beam riding guidance or semi-active laser homing (SALH). [7] With this technique, a laser is kept pointed at the target and the laser radiation bounces off the target and is scattered in all directions (this is known ...
John Farleigh. John Farleigh CBE (16 June 1900 – 30 March 1965), also known as Frederick William Charles Farleigh, was an English wood-engraver, noted for his illustrations of George Bernard Shaw's work The Adventures of the Black Girl in Her Search for God, which caused controversy when released due to the religious, sexual and racial themes within the writing and John Farleigh's ...
A chemical laser is a laser that obtains its energy from a chemical reaction. Chemical lasers can reach continuous wave output with power reaching to megawatt levels. They are used in industry for cutting and drilling.
For decades, the Lumbardhi cinema in Kosovo - Europe's newest country - has given locals in the city of Prizren a window on the outside world. But the venue has been dogged by financial problems ...