JPS5361331A - Manufucture of very fine indetations for projection screen - Google Patents

Manufucture of very fine indetations for projection screen

Info

Publication number
JPS5361331A
JPS5361331A JP13670076A JP13670076A JPS5361331A JP S5361331 A JPS5361331 A JP S5361331A JP 13670076 A JP13670076 A JP 13670076A JP 13670076 A JP13670076 A JP 13670076A JP S5361331 A JPS5361331 A JP S5361331A
Authority
JP
Japan
Prior art keywords
fine
manufucture
indetations
projection screen
photo
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.)
Pending
Application number
JP13670076A
Other languages
Japanese (ja)
Inventor
Kiyoshi Yamakawa
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Priority to JP13670076A priority Critical patent/JPS5361331A/en
Publication of JPS5361331A publication Critical patent/JPS5361331A/en
Pending legal-status Critical Current

Links

Landscapes

  • Overhead Projectors And Projection Screens (AREA)
  • Optical Elements Other Than Lenses (AREA)

Abstract

PURPOSE: To form very fine indentations of a required configuration of curvature with a desired pattern on the projecting screen in a simple, precise and well reproducible manner by scanning a laser beam on the surface of a photo-sensitive resinous film, and then developing it.
COPYRIGHT: (C)1978,JPO&Japio
JP13670076A 1976-11-12 1976-11-12 Manufucture of very fine indetations for projection screen Pending JPS5361331A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13670076A JPS5361331A (en) 1976-11-12 1976-11-12 Manufucture of very fine indetations for projection screen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13670076A JPS5361331A (en) 1976-11-12 1976-11-12 Manufucture of very fine indetations for projection screen

Publications (1)

Publication Number Publication Date
JPS5361331A true JPS5361331A (en) 1978-06-01

Family

ID=15181421

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13670076A Pending JPS5361331A (en) 1976-11-12 1976-11-12 Manufucture of very fine indetations for projection screen

Country Status (1)

Country Link
JP (1) JPS5361331A (en)

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