3856986

Information

• Patent Grant
• 3856986

• References
• Source

• Patent Number

  3,856,986

• Date Filed

  Not available

• Date Issued

  Tuesday, December 24, 1974
  50 years ago

• CPC

  • G03H1/0443 - Digital holography
  • G03H1/0005 - Adaptation of holography to specific applications
  • G03H1/16 - using Fourier transform
  • G03H1/34 - Systems for reducing the space-spatial bandwidth product
  • G03H2001/0088 - for video-holography
  • G03H2001/026 - Recording materials or recording processes
  • G03H2001/0447 - In-line recording arrangement
  • G03H2001/045 - Fourier or lensless Fourier arrangement
  • G03H2001/0463 - Frequency heterodyne
  • G03H2001/2276 - Polarisation dependent holobject
  • G03H2001/262 - not in optical contact
  • G03H2222/24 - Low coherence light normally not allowing valuable record or reconstruction
  • G03H2222/31 - Polarised light
  • G03H2223/20 - Birefringent optical element
  • G03H2226/11 - Electro-optic recording means
  • G03H2240/13 - Amplitude and phase complex modulation
  • G03H2240/21 - Optical density variations
  • G03H2240/62 - Sampling aspect applied to sensor or display

• US Classifications

  • 348 - Television
  • 356 - Optics: measuring and testing
  • 359 - Optical: systems and elements