JPS5255651A - Light-diffusing plate - Google Patents

Light-diffusing plate

Info

Publication number
JPS5255651A
JPS5255651A JP10241276A JP10241276A JPS5255651A JP S5255651 A JPS5255651 A JP S5255651A JP 10241276 A JP10241276 A JP 10241276A JP 10241276 A JP10241276 A JP 10241276A JP S5255651 A JPS5255651 A JP S5255651A
Authority
JP
Japan
Prior art keywords
light
diffusing plate
plate
refraction
subjecting
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
JP10241276A
Other languages
Japanese (ja)
Inventor
Hiroyuki Imataki
Hitoshi Toma
Noboru Narita
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP10241276A priority Critical patent/JPS5255651A/en
Publication of JPS5255651A publication Critical patent/JPS5255651A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0268—Diffusing elements; Afocal elements characterized by the fabrication or manufacturing method

Abstract

PURPOSE:To obtain a light-diffusing plate excelling in light diffusion properties by subjecting to heat treatment for effecting crystal growth a plate composed of a molten blend of two or more of polymers which include a crystallizable polymer and which differ in index of refraction.
JP10241276A 1976-08-27 1976-08-27 Light-diffusing plate Pending JPS5255651A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10241276A JPS5255651A (en) 1976-08-27 1976-08-27 Light-diffusing plate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10241276A JPS5255651A (en) 1976-08-27 1976-08-27 Light-diffusing plate

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP1241074A Division JPS5522776B2 (en) 1974-01-29 1974-01-29

Publications (1)

Publication Number Publication Date
JPS5255651A true JPS5255651A (en) 1977-05-07

Family

ID=14326716

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10241276A Pending JPS5255651A (en) 1976-08-27 1976-08-27 Light-diffusing plate

Country Status (1)

Country Link
JP (1) JPS5255651A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0464499A2 (en) * 1990-06-22 1992-01-08 Sumitomo Chemical Company, Limited Anisotropic light-scattering material, method for producing the same and lenticular lens for projection tv screen
WO1993006509A1 (en) * 1991-09-27 1993-04-01 Yasuhiro Koike Light-scattering light guide and its manufacture, and applied optics apparatus thereof
JP2012129488A (en) * 2010-12-16 2012-07-05 Ind Technol Res Inst Light-emitting device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50106622A (en) * 1974-01-29 1975-08-22

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50106622A (en) * 1974-01-29 1975-08-22

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0464499A2 (en) * 1990-06-22 1992-01-08 Sumitomo Chemical Company, Limited Anisotropic light-scattering material, method for producing the same and lenticular lens for projection tv screen
WO1993006509A1 (en) * 1991-09-27 1993-04-01 Yasuhiro Koike Light-scattering light guide and its manufacture, and applied optics apparatus thereof
JP2012129488A (en) * 2010-12-16 2012-07-05 Ind Technol Res Inst Light-emitting device
US8878423B2 (en) 2010-12-16 2014-11-04 Industrial Technology Research Institute Light emitting device

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