04706173 is referenced by 52 patents and cites 8 patents.

A lighting apparatus including a tubular light source and a member having a plurality of reflective surfaces which are angularly set such that light from the light source is reflected in a predetermined direction of a viewing angle by each of the reflective surfaces. A ratio of an apparent width of each of the reflective surfaces to an apparent interval of adjacent ones of the reflective surfaces, when viewed from the predetermined direction of the viewing angle, is so set as to be a function of a distance between the light source and each of the reflective surfaces.

Title
Lighting apparatus
Application Number
6/831258
Publication Number
4706173
Application Date
February 20, 1986
Publication Date
November 10, 1987
Inventor
Fumiaki Funada
Yamatokoriyama
JP
Naofumi Kimura
Nara
JP
Hiroshi Take
Ikoma
JP
Kiyoshi Nakazawa
Fujiidera
JP
Hiroshi Hamada
Yamatokoriyama
JP
Agent
Birch Stewart Kolasch & Birch
Assignee
Sharp Kabushiki Kaisha
JP
IPC
F21V 7/00
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