JPS5931154U

JPS5931154U - light source device

Info

Publication number: JPS5931154U
Application number: JP12575582U
Authority: JP
Inventors: 宮沢　秀幸
Original assignee: 株式会社リコー
Priority date: 1982-08-20
Filing date: 1982-08-20
Publication date: 1984-02-27

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図は本考案に係る光源装置を読取装置に適用した実
施例を示す断面図であって、光源装置におけるアノード
電極及び螢光体の厚みを誇張して模式的に表わした図、
第２図は第１図の■−■線断面図であり、第１図及び第
２図共に、透明な部分にはハツチングを省略して示しで
ある。１・・・・・・光源装置、２・・・・・・容器、４・・
・・・・透明部、１０・・・・・・第１アノード電極、
１１・・・・・・第１螢光体、１４・・・・・・第２ア
ノード電極、１５・・・・・・第２螢光体。FIG. 1 is a sectional view showing an embodiment in which a light source device according to the present invention is applied to a reading device, and is a diagram schematically showing an exaggerated thickness of an anode electrode and a phosphor in the light source device;
FIG. 2 is a sectional view taken along the line ■--■ in FIG. 1, and in both FIG. 1 and FIG. 2, hatching is omitted for transparent parts. 1... Light source device, 2... Container, 4...
...transparent part, 10...first anode electrode,
11...First phosphor, 14...Second anode electrode, 15...Second phosphor.

Claims

[Scope of utility model registration request]

a hermetically sealed container; a thermionic generation source provided in the container; and an inner surface of the container that faces or substantially faces the transparent part of the container through which light exiting the container is sandwiched between the thermionic generation sources. each at least one first
A light source device comprising: an anode electrode and a first phosphor; and a transparent second anode electrode and a second phosphor, each of which is provided on at least a portion of the inner surface of the transparent portion of the container.