The short exposure required in portrait and motion-picture photography demands a high intensity of actinic light. At the same time, in order that the reproduction of facial expression may be natural, the brightness o,f t;he light should not .be so intense as to cause the subject to squint. These con
Alumina powder used for potting
- Publisher
- Elsevier Science
- Year
- 1960
- Tongue
- English
- Weight
- 149 KB
- Volume
- 269
- Category
- Article
- ISSN
- 0016-0032
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