Library & information science

Library & information science

A multidisciplinary field that focuses on the practices, tools of management, information technology, education, and other perspectives to libraries; the collection, organization, preservation, and dissemination of information resources; and the political economy of information.

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specifikation serien (SP) farver

Lights & lighting; Lighting products

Energi-effektive, alsidige, tri-phosphor lysstofrør farver, der giver god farve gengivelse. The CRI for SP farver er 70 eller ovenfor og varierer efter specifikke lygte type.

specifikation serien deluxe (SPX) farver

Lights & lighting; Lighting products

Energi-effektive, alsidige, tri-phosphor lysstofrør farver, der giver bedre farve gengivelse end specifikation serien (SP) farver. The CRI for SPX farver er 80 eller ovenfor og ...

spektrale power distribution (SPD)

Lights & lighting; Lighting products

En graf over radiant magt udledes af en lyskilde som en funktion af bølgelængden. EPD'er giver en visuel profil eller "finger Udskriv" farveegenskaberne af kilden i hele den ...