The e-ILV provides free access to all the terms and definitions contained in the international standard CIE S 017:2020 ILV: International Lighting Vocabulary, 2nd edition.

To search for another term please use  "Back to the list" to return to the main page or the e-ILV.

For the complete set of terms and definitions CIE S 017:2020 can be purchased from the CIE Webshop. Members of a CIE National Committee or Associate National Committee have access to a 66,7 % discount on the purchase price of the standard.

For advice on CIE Publications contact Note the CIE Helpdesk cannot assist with technical enquiries.


field of view, <of a detector>

solid angle as "seen" by the detector (acceptance angle), e.g. of a radiometer or spectroradiometer, out of which the detector receives radiation

Note 1 to entry: The field of view should not be confused with the angular subtense of the apparent source, α.

Note 2 to entry: A plane angle is sometimes used to describe a circular symmetric solid angle field of view.

Note 3 to entry: The field of view is expressed in steradian (sr).

Note 4 to entry: This entry was numbered 17-429 in CIE S 017:2011.

Publication date: 2020-12
Copyright © CIE 2020. All Rights Reserverd.