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Method and apparatus for multiple object viewing

  • US 5,005,009 A
  • Filed: 02/15/1989
  • Issued: 04/02/1991
  • Est. Priority Date: 02/16/1988
  • Status: Expired due to Term
First Claim
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1. An instrument display apparatus comprising:

  • a transparent sheet,a thin transparent enhancing film made integral with the transparent sheet and which is operable to attenuate preselected wavelengths of light which strike the enhancing film and which originate from all directions, the enhancing film providing unrestricted viewing through the transparent sheet in all directions; and

    an instrument to be displayed disposed in proximity to the enhancing film and which is adapted to produce light in the selected wavelengths which are attenuated by the enhancing film whereby the image of the instrument appears in the enhancing film, and wherein the enhancing film further attenuates the selected wavelengths of light which originate from locations other than the instrument whereby the contrast of the image appearing in the enhancing film is improved relative to the background ambient lighting conditions.

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