- burning lens
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English-Finnish dictionary. 2013.
burning lens
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Burning-glass — A burning glass is a large convex lens that can concentrate the sun s rays onto a small area, heating up the area and thus resulting in ignition of the exposed surface. They were used in 18th century chemical studies for burning materials in… … Wikipedia
Burning — Burn ing, n. The act of consuming by fire or heat, or of subjecting to the effect of fire or heat; the state of being on fire or excessively heated. [1913 Webster] {Burning fluid}, any volatile illuminating oil, as the lighter petroleums (naphtha … The Collaborative International Dictionary of English
Burning fluid — Burning Burn ing, n. The act of consuming by fire or heat, or of subjecting to the effect of fire or heat; the state of being on fire or excessively heated. [1913 Webster] {Burning fluid}, any volatile illuminating oil, as the lighter petroleums… … The Collaborative International Dictionary of English
Burning glass — Burning Burn ing, n. The act of consuming by fire or heat, or of subjecting to the effect of fire or heat; the state of being on fire or excessively heated. [1913 Webster] {Burning fluid}, any volatile illuminating oil, as the lighter petroleums… … The Collaborative International Dictionary of English
Burning house — Burning Burn ing, n. The act of consuming by fire or heat, or of subjecting to the effect of fire or heat; the state of being on fire or excessively heated. [1913 Webster] {Burning fluid}, any volatile illuminating oil, as the lighter petroleums… … The Collaborative International Dictionary of English
Burning mirror — Burning Burn ing, n. The act of consuming by fire or heat, or of subjecting to the effect of fire or heat; the state of being on fire or excessively heated. [1913 Webster] {Burning fluid}, any volatile illuminating oil, as the lighter petroleums… … The Collaborative International Dictionary of English
Burning Kingdom — EP by Smog Released September 19, 1994 Recorded 1994 … Wikipedia
burning glass — n. a convex lens for focusing the sun s rays so as to produce heat or set fire to something … English World dictionary
burning glass — lens of glass which causes combustion by focusing the sun s rays … English contemporary dictionary
Lens (optics) — For other uses, see Lens. A lens. Lenses can be used to focus light. A lens is an optical device with perfect or approximate axial symmetry which tra … Wikipedia
burning glass — noun : a positive lens for producing intense heat by converging the sun s rays approximately to the principal focus of the lens the point of convergence being a very small image of the sun … Useful english dictionary
