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Ablaq (Arabic: أبلق; particolored; literally 'piebald' [1]) is an architectural technique involving alternating or fluctuating rows of light and dark stone. [ 2 ] [ 3 ] It is an Arabic term [ 4 ] describing a technique associated with Islamic architecture in the Arab world . [ 5 ]
Compact disc players use an astigmatic lens for focusing. When one axis is more in focus than the other, dot-like features on the disc project to oval shapes. The orientation of the oval indicates which axis is more in focus, and thus which direction the lens needs to move.
A pencil-beam radar A moving or sweeping pencil-beam radar. In optics, a pencil or pencil of rays, also known as a pencil beam or narrow beam, is a geometric construct (pencil of half-lines) used to describe a beam or portion of a beam of electromagnetic radiation or charged particles, typically in the form of a cone or cylinder.
An architectural drawing or architect's drawing is a technical drawing of a building (or building project) that falls within the definition of architecture.Architectural drawings are used by architects and others for a number of purposes: to develop a design idea into a coherent proposal, to communicate ideas and concepts, to convince clients of the merits of a design, to assist a building ...
Umayyad architecture – based in Damascus (c. 660–750) Abbasid architecture – based in Baghdad (c. 750–1256) Mamluk architecture – based in Cairo (c. 1256–1517) Ottoman architecture – based in Istanbul (c. 1517–1918) Regional Styles Egypt Early Islamic architecture (Rashidi + Umayyad) (641–750) Abbasid architecture (750–954)
The Highrise block and the Y-Block had no structural damages after the bombing. Despite this a long discourse took place, as the government wanted to demolish both buildings by architect Erling Viksjø. The H-Block was saved, but the Y-Block is under threat. [1] The Regjeringskvartalet government complex is Norway's most iconic modernist ...
Opus reticulatum (also known as reticulate work) is a facing used for concrete walls in Roman architecture from about the first century BCE to the early first century CE. [1]: 136–9 [notes 1] They were built using small pyramid shaped tuff, a volcanic stone embedded into a concrete core.
Due to its reliance on perspective theory, it more fully unites architecture, painting and sculpture and gives a more overwhelming impression of illusionism than earlier examples. The artist would paint a feigned architecture in perspective on a flat or barrel-vaulted ceiling in such a way that it seems to continue the existing architecture ...