Betekenis van:
solid angle

solid angle
Zelfstandig naamwoord
    • an angle formed by three or more planes intersecting at a common point (the vertex)

    Hyperoniemen


    Voorbeeldzinnen

    1. ‘directional lamp’ means a lamp having at least 80 % light output within a solid angle of π sr (corresponding to a cone with angle of 120°);
    2. ‘Directional Light Source’ (DLS) means light sources having at least 80 % light output within a solid angle of π sr (corresponding to a cone with angle of 120 °).
    3. The cabinet shall be equipped with a nozzle(s) which provides a solid cone water spray of sufficient angle to completely cover the sample device.
    4. radiance (L): the radiant flux or power output per unit solid angle per unit area, expressed in watts per square metre per steradian (W m—2 sr-1);
    5. CIL values lower than those shown in the last two columns of the above table are not permissible within the solid angle having the reference centre as its apex and bounded by the planes intersecting along the following lines: