JPS53126927A - Illumination device - Google Patents

Illumination device

Info

Publication number
JPS53126927A
JPS53126927A JP4165177A JP4165177A JPS53126927A JP S53126927 A JPS53126927 A JP S53126927A JP 4165177 A JP4165177 A JP 4165177A JP 4165177 A JP4165177 A JP 4165177A JP S53126927 A JPS53126927 A JP S53126927A
Authority
JP
Japan
Prior art keywords
illumination device
illumination
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
JP4165177A
Other languages
Japanese (ja)
Other versions
JPS5626006B2 (en
Inventor
Susumu Touhata
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.)
Gakken Holdings Co Ltd
Original Assignee
Gakken Co Ltd
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 Gakken Co Ltd filed Critical Gakken Co Ltd
Priority to JP4165177A priority Critical patent/JPS53126927A/en
Publication of JPS53126927A publication Critical patent/JPS53126927A/en
Publication of JPS5626006B2 publication Critical patent/JPS5626006B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Microscoopes, Condenser (AREA)
  • Projection Apparatus (AREA)
JP4165177A 1977-04-12 1977-04-12 Illumination device Granted JPS53126927A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4165177A JPS53126927A (en) 1977-04-12 1977-04-12 Illumination device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4165177A JPS53126927A (en) 1977-04-12 1977-04-12 Illumination device

Publications (2)

Publication Number Publication Date
JPS53126927A true JPS53126927A (en) 1978-11-06
JPS5626006B2 JPS5626006B2 (en) 1981-06-16

Family

ID=12614253

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4165177A Granted JPS53126927A (en) 1977-04-12 1977-04-12 Illumination device

Country Status (1)

Country Link
JP (1) JPS53126927A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6623145B2 (en) 2000-08-10 2003-09-23 Nec Microwave Tube, Ltd. Light source device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6623145B2 (en) 2000-08-10 2003-09-23 Nec Microwave Tube, Ltd. Light source device

Also Published As

Publication number Publication date
JPS5626006B2 (en) 1981-06-16

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