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1. (WO1980001210) PROJECTOR
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/1980/001210    International Application No.:    PCT/SE1979/000247
Publication Date: 12.06.1980 International Filing Date: 06.12.1979
G03B 21/08 (2006.01), G03B 21/132 (2006.01)
Priority Data:
7812542 06.12.1978 SE
Abstract: front page image
(EN)A projector comprises a substantially horizontal table, a substantially centrally above the table arranged projection optics (2), a light source (3) which is located above the table and arranged to illuminate the table, a deflexion minor (4) for substantially horizontal deflexion of a light radiating vertically upwardly from the table, and a light shaft (5) which at least partially screens off the area between the optics (2) and the table (1) from the surroundings and is characterized in that a covering (6a) is arranged to be laid out over the table surface in that the upwardly facing surface of the laid out covering is light-reflecting, while the table surface is light-absorbing preferably black and mat, alternatively that the upwardly facing surface of the laid out covering is light-absorbing while the table surface is arranged to emit light vertically upwardly.
(FR)Un projecteur comprend une table sensiblement horizontale, des moyens optiques de projection (2) disposes sensiblement au centre au dessus de la table, une source de lumiere (3) qui est situee au dessus de la table pour illuminer la table, un miroir de deflexion (4) pour la deflexion sensiblement horizontale d"une lumiere rayonnant verticalement vers le haut a partir de la table, et un dispositif (5) qui, au moins partiellement, fait ecran a la zone situee entre le dispositif optique (2) et la table (1) a partir des pourtours et se caracterise en ce qu"une couverture (6a) est disposee pour etre etalee sur la surface de la table, la surface de la couverture etalee regardant vers le haut reflechissant la lumiere, tandis que la surface de la table absorbe la lumiere et elle est de preference noire et mate, alternativement, la surface de la couverture etalee regardant vers le haut est absorbante tandis que la surface de la table est concue pour emettre de la lumiere verticalement vers le haut.
Designated States:
Publication Language: English (EN)
Filing Language: English (EN)