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Title:
LIGHT-EMITTING DEVICE
Document Type and Number:
Japanese Patent JP2011090875
Kind Code:
A
Abstract:

To provide a lighting device capable of improving emission luminance.

The light-emitting device is provided with a cathode electrode having an electron emitting source, an anode electrode which is installed at a position opposed to the cathode electrode and has a phosphor that emits light excited by electrons field-emitted from the electron emitting source, a gate electrode which is installed between the cathode electrode and the anode electrode and has an opening to pass the electrons emitted from the electron emitting source, and a Fresnel lens which is installed on a face opposed to the face on which the phosphor of the anode electrode is formed.


Inventors:
KURIHARA HITOSHI
GAMO SHUSUKE
INABA YOSHIMI
Application Number:
JP2009243317A
Publication Date:
May 06, 2011
Filing Date:
October 22, 2009
Export Citation:
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Assignee:
TOPPAN PRINTING CO LTD
International Classes:
H01J63/06
Domestic Patent References:
JP2005222943A2005-08-18
JP2006024378A2006-01-26
JP2009129683A2009-06-11
JP2006339012A2006-12-14
JP2001521670A2001-11-06
JPH08138559A1996-05-31
JPH0451453A1992-02-19