Patent ID: 6092908
Filing Date: 2000-07-25
Classification: G01N

Abstract:
An apparatus for selectively providing light of different shades as an aid in designing interiors comprising:a housing having an interior and open at least partly on an operator side;first panel interior to the housing and operable to selectively hold patterned sheet material;a plurality of light sources supported by the housing, each light source operable to output a corresponding shade of light; anda controller operably connected to the housing and operable to selectively turn on the light sources one at a time such that any patterned sheet material on the first panel is illuminated by the shade of light corresponding to the light source turned on at a given moment; andwherein the light sources include at least one unwash light source positioned to light patterned sheet material removably secured to the housing, the upwash light source shining light on the patterned sheet material from below the patterned sheet material; and at least one downwash light source positioned to light patterned sheet material removably secured to the housing, the downwash light source shining light on the patterned sheet material from above the patterned sheet material; andfurther comprising a second panel interior to the housing and operable to selectively hold patterned sheet material and wherein the upwash light source is positioned to illuminate any patterned sheet material placed on the second panel and the downwash light source is positioned to illuminate any patterned sheet material placed on the first panel.