JPS53143242A - Production of optical diffusing plate - Google Patents

Production of optical diffusing plate

Info

Publication number
JPS53143242A
JPS53143242A JP5828477A JP5828477A JPS53143242A JP S53143242 A JPS53143242 A JP S53143242A JP 5828477 A JP5828477 A JP 5828477A JP 5828477 A JP5828477 A JP 5828477A JP S53143242 A JPS53143242 A JP S53143242A
Authority
JP
Japan
Prior art keywords
diffusing plate
production
optical diffusing
optical
thin films
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
JP5828477A
Other languages
Japanese (ja)
Other versions
JPS5731121B2 (en
Inventor
Juro Yasui
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP5828477A priority Critical patent/JPS53143242A/en
Publication of JPS53143242A publication Critical patent/JPS53143242A/en
Publication of JPS5731121B2 publication Critical patent/JPS5731121B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Optical Elements Other Than Lenses (AREA)
  • Holo Graphy (AREA)
  • Surface Treatment Of Glass (AREA)

Abstract

PURPOSE: To produce an optical diffusing plate having serrations of good accuracy with good reproducibility by alternately forming transparent main thin films and specific auxiliary films on an optical transparent substrate and etching only the main thin films by using a photoetching method.
COPYRIGHT: (C)1978,JPO&Japio
JP5828477A 1977-05-19 1977-05-19 Production of optical diffusing plate Granted JPS53143242A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5828477A JPS53143242A (en) 1977-05-19 1977-05-19 Production of optical diffusing plate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5828477A JPS53143242A (en) 1977-05-19 1977-05-19 Production of optical diffusing plate

Publications (2)

Publication Number Publication Date
JPS53143242A true JPS53143242A (en) 1978-12-13
JPS5731121B2 JPS5731121B2 (en) 1982-07-02

Family

ID=13079882

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5828477A Granted JPS53143242A (en) 1977-05-19 1977-05-19 Production of optical diffusing plate

Country Status (1)

Country Link
JP (1) JPS53143242A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63109402A (en) * 1986-10-27 1988-05-14 Sharp Corp Preparation of optical phase operating plate

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58139010U (en) * 1982-03-15 1983-09-19 株式会社クボタ Walking rice transplanter

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51109846A (en) * 1975-03-20 1976-09-29 Matsushita Electric Ind Co Ltd KOGAKUYOKAKUSANBANNO SEIZOHOHO

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51109846A (en) * 1975-03-20 1976-09-29 Matsushita Electric Ind Co Ltd KOGAKUYOKAKUSANBANNO SEIZOHOHO

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63109402A (en) * 1986-10-27 1988-05-14 Sharp Corp Preparation of optical phase operating plate

Also Published As

Publication number Publication date
JPS5731121B2 (en) 1982-07-02

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