Lighting a particular area, and falls within a given solid angle. The SI unit for luminance is candela per square metre (cd/m). The CGS unit of luminance is the stilb, which is equal to one candela per square centimetre or 10 kcd/m. The amount of useful light emitted from a source or the luminous flux is measured in lumen (lm). The SI unit of illuminance and luminous emittance, being the luminous power per area, is measured in Lux. It is used in photometry as a measure of the intensity, as perceived by the human eye, of light that hits or passes
The Measure of a Man (Star Trek: The Next Generation) by a scientist who wishes to dismantle him in order to produce replicas of him. Captain Jean-Luc Picard (Patrick Stewart) fights in a Starfleet court for Data's right of self-determination in order not to be declared mere property of Starfleet, while Commander William Riker (Jonathan Frakes) is forced to oppose his views. The script was accepted due to the impact of the 1988 Writers Guild of America strike, and resulted in Snodgrass being recruited as a staff writer and script editor. She would remain on the staff until the end of the . "The Measure of a Man" has been