4. Optical: systems and elements
  5. Single channel simultaneously to or from plural channels
  6. By partial reflection at beam splitting or combining surface

John Graham Holden

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Apparatus for displaying a suspended image

Optical: systems and elements – Signal reflector – 3-corner retroreflective
Reexamination Certificate

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Apparatus for displaying an image suspended in space

Optical: systems and elements – Single channel simultaneously to or from plural channels – By partial reflection at beam splitting or combining surface
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2473219

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