Testing and inspecting lens by holographic means
Patent
·
OSTI ID:862510
- Richland, WA
Processes for the accurate, rapid and inexpensive testing and inspecting of oncave and convex lens surfaces through holographic means requiring no beamsplitters, mirrors or overpower optics, and wherein a hologram formed in accordance with one aspect of the invention contains the entire interferometer and serves as both a master and illuminating source for both concave and said convex surfaces to be so tested.
- Research Organization:
- Sandia National Laboratories (SNL), Albuquerque, NM, and Livermore, CA
- Assignee:
- Unites States of America as represented by Secretary of Army (Washington, DC)
- Patent Number(s):
- US 3953129
- OSTI ID:
- 862510
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
/356/359/
accordance
accurate
aspect
beamsplitters
concave
contains
convex
convex lens
convex surface
convex surfaces
entire
formed
hologram
hologram formed
holographic
holographic means
illuminating
inexpensive
inexpensive testing
inspecting
interferometer
lens
lens surfaces
master
means
means requiring
mirrors
oncave
optics
overpower
overpower optics
processes
rapid
requiring
serves
source
surfaces
tested
testing
accordance
accurate
aspect
beamsplitters
concave
contains
convex
convex lens
convex surface
convex surfaces
entire
formed
hologram
hologram formed
holographic
holographic means
illuminating
inexpensive
inexpensive testing
inspecting
interferometer
lens
lens surfaces
master
means
means requiring
mirrors
oncave
optics
overpower
overpower optics
processes
rapid
requiring
serves
source
surfaces
tested
testing