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: A Spiritual Autobiography life. Poitier explores the nature of sacrifice and commitment, price and humility, rage and forgiveness, and paying the price for artistic integrity. What emerges is a picture of a man in the face of limits; his own as well as the world's. The translation in complicated Chinese () of this autobiography was done by Fongfong Olivia Wei, and published by Triumph Publishing Company in Taipei, Taiwan, in the year 2002. The Measure of a Man: A Spiritual Autobiography The Measure of a Man: A Spiritual Autobiography is an autobiographical work by Sidney Poitier. On January 26, 2007, Oprah Winfrey chose