To impart, to a monitoring roof having a ventilating effect, a natural lighting effect into a building by inexpensive and simple construction.
A mirror reflection sheet material 11 is provided on each of a monitoring space inner surface part (the inner surface of an outer wall portion 2 and a bottom surface portion 1a) and a lower surface portion of an inner roof part 4 installed separately from the monitoring space inner surface portion, and a diffuse reflection sheet material 12 is provided on the upper surface portion of the inner roof part 4. Natural light incident through an upper opening 3 is guided to a lower opening 1b while being reflected on the diffuse reflection sheet material 12 or the mirror reflection sheet material 11, and diffused into the building through a louver unit 15.
| WO/2014/027303 | SKYLIGHT ARRANGEMENT |
| JPS60109459 | LIGHTING SKYLIGHT APPARATUS |
| JPS5930103 | [Title of the device] A skylight device for lighting |
MARUYAMA NORIO
SOHARA HIDEYUKI
NIPPON STEEL CORP
| JPH09303836A | 1997-11-28 | |||
| JPS5721655A | 1982-02-04 | |||
| JP2005155302A | 2005-06-16 | |||
| JP2006169804A | 2006-06-29 | |||
| JPH0658027U | 1994-08-12 | |||
| JPH0139305Y2 | 1989-11-24 |