Title:
DIAL OF SOLAR CLOCK AND CLOCK
Document Type and Number:
WIPO Patent Application WO/2006/006390
Kind Code:
A1
Abstract:
A dial for a solar clock exhibiting excellent light transmissivity and decorativeness (aesthetic appearance), and a clock capable of supplying a sufficient quantity of outdoor light to a solar cell while exhibiting excellent decorativeness. The dial (1) for a solar clock employed in a solar clock provided with a solar cell (9), characterized by comprising a substrate (11) composed of a light transmitting material, a polarizing body (13) provided on the side of the substrate (11) facing the solar cell (9) and polarizing incident light, and a diffusion layer (12) composed of a material containing an agent having a function for diffusing the incident light and arranged between the substrate (11) and the a polarizing body (13). The polarizing body (13) has a function for transmitting first light oscillating in a predetermined direction and reflecting second light oscillating in the direction perpendicular to the oscillating direction of the first light.
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Inventors:
KOJIMA KAZUYUKI (JP)
NAKANISHI NOBUHIKO (JP)
NAKANISHI NOBUHIKO (JP)
Application Number:
PCT/JP2005/011811
Publication Date:
January 19, 2006
Filing Date:
June 28, 2005
Export Citation:
Assignee:
SEIKO EPSON CORP (JP)
International Classes:
G02B5/30; G04B19/06; H01L31/04; (IPC1-7): G04B19/06; G02B5/30; H01L31/04
Foreign References:
| JPH11298026A | 1999-10-29 | |||
| EP1184911A1 | 2002-03-06 | |||
| JPH11101976A | 1999-04-13 | |||
| JP2003315545A | 2003-11-06 |
Other References:
See also references of EP 1775647A4
Attorney, Agent or Firm:
Asahi, Kazuo (4th Floor 18-9, Nishi-Shinbashi 1-chom, Minato-ku Tokyo 03, JP)
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