Making Laser Beams Visible

Describes an inexpensive fog machine that is useful for photography and laser demonstrations. The apparatus uses liquid nitrogen to chill steam to make a fine mist safe for precision optics. The device can be made for around $50. (MVL)

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Bibliographic Details
Published inThe Physics teacher Vol. 31; no. 7; p. 402
Main Author Knotts, Michael
Format Journal Article
LanguageEnglish
Published 01.10.1993
Subjects
Demonstrations (Educational)
Demonstrations (Science)
Fog Machines
Higher Education
Lasers
Light
Optics
Photography
Physics
Science Education
Science Equipment
Science Instruction
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Summary:Describes an inexpensive fog machine that is useful for photography and laser demonstrations. The apparatus uses liquid nitrogen to chill steam to make a fine mist safe for precision optics. The device can be made for around $50. (MVL)
ISSN:0031-921X