3286590

Information

• Patent Grant
• 3286590

• References
• Source

• Patent Number

  3,286,590

• Date Filed

  Not available

• Date Issued

  Tuesday, November 22, 1966
  58 years ago

• CPC

  • G02B23/08 - Periscopes
  • G02B13/06 - Panoramic objectives So-called "sky lenses" including panoramic objectives having reflecting surfaces
  • G02B19/0023 - at least one surface having optical power
  • G02B19/0038 - for use with ambient light
  • G02B27/0101 - characterised by optical features
  • G03B15/14 - for taking photographs during medical operations
  • G03B17/17 - with reflectors arranged in beam forming the photographic image
  • G03B37/00 - Panoramic or wide-screen photography photographing extended surfaces
  • G02B5/10 - with curved faces
  • G02B2027/011 - comprising device for correcting geometrical aberrations, distortion
  • G02B2027/0123 - comprising devices increasing the field of view
  • G02B2027/0138 - comprising image capture systems

• US Classifications

  • 353 - Optics: image projectors
  • 352 - Optics: motion pictures