Title:
HALOGEN LAMP
Document Type and Number:
Japanese Patent JP2017188415
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a halogen lamp capable of suppressing generation of a pinhole without reducing anti-glare property.SOLUTION: The halogen lamp of an embodiment includes: a bulb; and a multilayer film formed over the outer surface of the bulb. The multilayer film has a high refraction index film and a low refraction index film which are laminated alternately. The film thickness of the low refraction index film is formed thicker than the film thickness of the high refraction index film.SELECTED DRAWING: Figure 5
Inventors:
AONO SHINJIRO
TAKATSUKA MASAAKI
ABE SHUHEI
TAKATSUKA MASAAKI
ABE SHUHEI
Application Number:
JP2016187511A
Publication Date:
October 12, 2017
Filing Date:
September 26, 2016
Export Citation:
Assignee:
TOSHIBA LIGHTING & TECHNOLOGY
International Classes:
H01K1/32; G02B5/26; G02B5/28
Domestic Patent References:
| JP2005019317A | 2005-01-20 | |||
| JP2000260397A | 2000-09-22 | |||
| JP2000352612A | 2000-12-19 | |||
| JP2003098066A | 2003-04-03 | |||
| JP2015076334A | 2015-04-20 | |||
| JPH04315764A | 1992-11-06 |
Foreign References:
| WO2008139363A2 | 2008-11-20 |
Attorney, Agent or Firm:
Sakai International Patent Office