Title:
LIGHT SCATTING BOX
Document Type and Number:
Japanese Patent JPS6166301
Kind Code:
A
Abstract:
A light-diffusion box for illuminating a subject by means of a lamp placed within the box comprises in combination: - a hollow rear casing having multiple facets and a reflecting internal face, the casing being constituted by a first sheet (4) of opaque semi-rigid material provided with folding lines (6, 11, 12, 13) between the facets for collapsing the box to a flat state or for erecting the box in three dimensional form in readiness for use;- a light-diffusing screen consisting of a translucent second sheet which is capable of assuming a flat shape;- fasteners (16a) fitted respectively on the edges of the first sheet and on the edges of the second sheet;- a central opening (5) formed in the first sheet in order to place a light source in position within the diffusion box;- folding lines (6,11,12) which extend from the central opening (5) to the periphery of the first sheet;- a series of peripheral cut-outs (7) formed in the first sheet with fastenable edges (8) for converting the first sheet to a hollow casing;- a polygonal contour at the periphery of the second sheet and corresponding in shape to the contour of the hollow casing formed by the first sheet.
Inventors:
MAADEITSUKU BARIOJIAN
Application Number:
JP18934885A
Publication Date:
April 05, 1986
Filing Date:
August 28, 1985
Export Citation:
Assignee:
MODERN RAITSU AG
International Classes:
F21S8/00; F21V7/18; F21V1/00; F21V7/05; G03B15/02; G03B15/06; F21W131/30; (IPC1-7): F21V7/18
Attorney, Agent or Firm:
Kaname Yumi
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