JPS6062707U - 照明装置 - Google Patents

照明装置

Info

Publication number
JPS6062707U
JPS6062707U JP1983153769U JP15376983U JPS6062707U JP S6062707 U JPS6062707 U JP S6062707U JP 1983153769 U JP1983153769 U JP 1983153769U JP 15376983 U JP15376983 U JP 15376983U JP S6062707 U JPS6062707 U JP S6062707U
Authority
JP
Japan
Prior art keywords
filament coil
bulb
lighting device
refractive index
visible light
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP1983153769U
Other languages
English (en)
Japanese (ja)
Other versions
JPS644167Y2 (enrdf_load_stackoverflow
Inventor
弓削　洋二
力 渡辺
御園　勝秀
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Lighting and Technology Corp
Original Assignee
Toshiba Lighting and Technology Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toshiba Lighting and Technology Corp filed Critical Toshiba Lighting and Technology Corp
Priority to JP1983153769U priority Critical patent/JPS6062707U/ja
Publication of JPS6062707U publication Critical patent/JPS6062707U/ja
Application granted granted Critical
Publication of JPS644167Y2 publication Critical patent/JPS644167Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Optical Elements Other Than Lenses (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
JP1983153769U 1983-10-05 1983-10-05 照明装置 Granted JPS6062707U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1983153769U JPS6062707U (ja) 1983-10-05 1983-10-05 照明装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1983153769U JPS6062707U (ja) 1983-10-05 1983-10-05 照明装置

Publications (2)

Publication Number Publication Date
JPS6062707U true JPS6062707U (ja) 1985-05-02
JPS644167Y2 JPS644167Y2 (enrdf_load_stackoverflow) 1989-02-03

Family

ID=30340108

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1983153769U Granted JPS6062707U (ja) 1983-10-05 1983-10-05 照明装置

Country Status (1)

Country Link
JP (1) JPS6062707U (enrdf_load_stackoverflow)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5580742A (en) * 1979-07-09 1980-06-18 Toshiba Corp Production of illuminator

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5580742A (en) * 1979-07-09 1980-06-18 Toshiba Corp Production of illuminator

Also Published As

Publication number Publication date
JPS644167Y2 (enrdf_load_stackoverflow) 1989-02-03

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