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  2. Royal instructions - Wikipedia

    en.wikipedia.org/wiki/Royal_instructions

    Legal status. Royal instructions were a commonly used legal instrument of British imperial law used in the governing of the empire's colonies. Royal instructions delegated to colonial governors the legal capacity to exercise the Crown 's royal prerogative and set out the limits and conditions within which that prerogative was to be exercised.

  3. Prism (band) - Wikipedia

    en.wikipedia.org/wiki/Prism_(band)

    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.

  4. Prism (geometry) - Wikipedia

    en.wikipedia.org/wiki/Prism_(geometry)

    An oblique prism is a prism in which the joining edges and faces are not perpendicular to the base faces. Example: a parallelepiped is an oblique prism whose base is a parallelogram, or equivalently a polyhedron with six parallelogram faces. Right Prism. A right prism is a prism in which the joining edges and faces are perpendicular to the base ...

  5. Bolometric correction - Wikipedia

    en.wikipedia.org/wiki/Bolometric_correction

    Bolometric correction. In astronomy, the bolometric correction is the correction made to the absolute magnitude of an object in order to convert its visible magnitude to its bolometric magnitude. It is large for stars which radiate most of their energy outside of the visible range. A uniform scale for the correction has not yet been standardized.

  6. Digital room correction - Wikipedia

    en.wikipedia.org/wiki/Digital_room_correction

    Digital room correction (or DRC) is a process in the field of acoustics where digital filters designed to ameliorate unfavorable effects of a room's acoustics are applied to the input of a sound reproduction system. Modern room correction systems produce substantial improvements in the time domain and frequency domain response of the sound ...

  7. Prism (Prism album) - Wikipedia

    en.wikipedia.org/wiki/Prism_(Prism_album)

    Prism is the debut album by Canadian rock band Prism, [2] released in May 1977 on the Canadian record label GRT. It was produced primarily by Bruce Fairbairn, and the majority of songs were written by Jim Vallance (who also served as co-producer on three tracks). [3] It achieved platinum status in Canada (in excess of 100,000 units sold). [4]

  8. Four-tube television camera - Wikipedia

    en.wikipedia.org/wiki/Four-tube_television_camera

    The four-tube television camera, intended for color television studio use, was first developed by RCA in the early 1960s. [1] [2] : 96 In this camera, in addition to the usual complement of three tubes for the red, green and blue images, a fourth tube was included to provide luminance (black and white) detail of a scene.

  9. Atmospheric correction - Wikipedia

    en.wikipedia.org/wiki/Atmospheric_correction

    Atmospheric correction is the process of removing the scattering and absorption effects of the atmosphere on the reflectance values of images taken by satellite or airborne sensors. [1] [2] Atmospheric effects in optical remote sensing are significant and complex, dramatically altering the spectral nature of the radiation reaching the remote ...