• English
  • Deutsch
  • Log In
    Password Login
    or
  • Research Outputs
  • Projects
  • Researchers
  • Institutes
  • Statistics
Repository logo
Fraunhofer-Gesellschaft
  1. Home
  2. Fraunhofer-Gesellschaft
  3. Patente
  4. Lichtmessanordnung zur Detektion von Oberflaechendefekten
 
  • Details
Options
Title

Lichtmessanordnung zur Detektion von Oberflaechendefekten

Date Issued
1997
Author(s)
Truckenbrodt, H.
Schroeter, T.
Weigel, T.
Patent No
1991-4134747
Abstract
The invention relates to a light measuring setup for the detection of surface defects (scratches, scores, spot defects, etc. The light measurement setup consists of a laser source (6), a rotating sample support (2) to receive the object under test (10) and a drive motor (3) and a sensor unit (1) comprising two receivers, whereby one receiver is designed as a multiple ring detector (4) to detect radial light distribution and the second receiver is designed as an annular array (5) to detect azimuth distribution.
Language
de
Institute
Fraunhofer-Institut für Angewandte Optik und Feinmechanik IOF
Link
http://worldwide.espacenet.com/publicationDetails/biblio?DB=worldwide.espacenet.com&locale=en_EP&FT=D&CC=DE&NR=4134747A
Patenprio
DE 1991-4134747 A: 19911022
  • Cookie settings
  • Imprint
  • Privacy policy
  • Api
  • Send Feedback
© 2022