LIGHT METER

Hand-held photographic light meters which may be of either the incident light or the spot variety are equipped with means of transmitting the light intensity measured to a suitably equipped automatic camera by means of a modulated beam of infra-red radiation. In this way the camera is set accurately...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	DR JOHN MICHAEL BOWSHER
Format:	Patent
Sprache:	eng
Schlagworte:	COLORIMETRY MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT,POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED,VISIBLE OR ULTRA-VIOLET LIGHT MEASURING PHYSICS RADIATION PYROMETRY TESTING
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