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Prism is the fourth studio album by American singer Katy Perry. It was released by Capitol Records on October 18, 2013. While the album was initially planned to be "darker" than her previous material, Prism ultimately became a prominently dance-inspired record. Perry worked with several past collaborators, while enlisting new producers and ...
prism .ca. Prism (styled as PRiSM) is a Canadian rock band formed in Vancouver in 1977. They were originally active from 1977 to 1984 and have been active again from 1987 to present. Their classic line-up consisted of lead singer Ron Tabak, guitarist Lindsay Mitchell, keyboardist John Hall, bassist Allen Harlow and drummer Rocket Norton.
Perger prism. A Perger prism or Perger–Porro prism system is a prism, that is used to invert (rotate by 180°) an image. The special feature of this prism is that, like a traditional double Porro prism system, it manages this with only four beam deflections and has neither a roof edge with the accompanying phase correction problems, a ...
Dice ( sg.: die or dice) [1] are small, throwable objects with marked sides that can rest in multiple positions. They are used for generating random values, commonly as part of tabletop games, including dice games, board games, role-playing games, and games of chance . A traditional die is a cube with each of its six faces marked with a ...
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.
Bottom photo taken with the same camera, but with additional wide angle lens. The effect of aberration is visible around the dark edges (especially on the right). LCA is defined as the "variation of the eye's focusing power for different wavelengths". This chromatic difference varies from about 400 nm to 700 nm across the visible spectrum.
Deck prism. A deck prism, or bullseye, is a prism inserted into the deck of a ship to provide light down below. [1] [2] [3] For centuries, sailing ships used deck prisms to provide a safe source of natural sunlight to illuminate areas below decks. Before electricity, light below a vessel's deck was provided by candles, oil and kerosene lamps ...
Microsoft Edge (or simply Edge) is a proprietary cross-platform web browser created by Microsoft. Released in 2015 as part of Windows 10 and Xbox One , it was initially built with Microsoft's own proprietary browser engine , EdgeHTML , and their Chakra JavaScript engine . [7]