3612703

Information

• Patent Grant
• 3612703

• References
• Source

• Patent Number

  3,612,703

• Date Filed

  Not available

• Date Issued

  Tuesday, October 12, 1971
  53 years ago

• CPC

  • G03B7/09976 - the sensor being mounted in, before, or behind the porro-prism
  • G01J1/4214 - specially adapted for view-taking apparatus
  • G03B7/09973 - using the mirror as sensor

• US Classifications

  • 356 - Optics: measuring and testing
  • 396 - Photography