| 摘要 |
PCT No. PCT/SE79/00247 Sec. 371 Date Jul. 23, 1980 Sec. 102(e) Date Jul. 23, 1980 PCT Filed Dec. 6, 1979 PCT Pub. No. WO80/01210 PCT Pub. Date Jun. 12, 1980.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 mirror (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. |
