FIELD: no-contact measurement of part profile. SUBSTANCE: light beam is directed to surface of body of rotation under test perpendicularly to axis of rotation with shift relative to this axis. Then light beam is moved to discrete points in parallel to axis of rotation. Vectorial angle and height of beam position are recorded on photoreceiver. The latter is used with photoreceiving surface form in the shape of side surface of cylinder. EFFECT: higher measurement results. 3 dwg
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Authors
Dates
1998-04-20—Published
1995-01-12—Filed