Illustrates the common sources of artificial light and explains their operation. Describes in detail the measurement of light, indicating luminous intensity, luminous flux and illumination. Explains and demonstrates such basic terms as candle power, lumen and foot-candle.
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Collection
In ACMI's collection
Credits
Collection metadata
ACMI Identifier
322137
Language
English
Subject categories
Educational & Instructional → Educational films
Educational & Instructional → Instructional
History → Electric lamps, incandescent
Mathematics, Science & Technology → Electric lamps, incandescent
Sound/audio
Sound
Colour
Colour
Holdings
16mm film; Access Print (Section 1)