KR910017250A - 계산기 홀로그램의 작성방법 - Google Patents

계산기 홀로그램의 작성방법 Download PDF

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Publication number
KR910017250A
KR910017250A KR1019910004615A KR910004615A KR910017250A KR 910017250 A KR910017250 A KR 910017250A KR 1019910004615 A KR1019910004615 A KR 1019910004615A KR 910004615 A KR910004615 A KR 910004615A KR 910017250 A KR910017250 A KR 910017250A
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KR
South Korea
Prior art keywords
calculator hologram
phase
component
reflectance
transmittance
Prior art date
Application number
KR1019910004615A
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English (en)
Other versions
KR950000751B1 (ko
Inventor
칸지 니시이
히로유끼 카와무라
마사미 이토
아쯔시 후꾸이
Original Assignee
다니이 아끼오
마쯔시다덴기산교 가부시기가이샤
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.)
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Application filed by 다니이 아끼오, 마쯔시다덴기산교 가부시기가이샤 filed Critical 다니이 아끼오
Publication of KR910017250A publication Critical patent/KR910017250A/ko
Application granted granted Critical
Publication of KR950000751B1 publication Critical patent/KR950000751B1/ko

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    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/04—Processes or apparatus for producing holograms
    • G03H1/10—Processes or apparatus for producing holograms using modulated reference beam
    • G03H1/12—Spatial modulation, e.g. ghost imaging
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/04—Processes or apparatus for producing holograms
    • G03H1/08—Synthesising holograms, i.e. holograms synthesized from objects or objects from holograms
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/22—Processes or apparatus for obtaining an optical image from holograms
    • G03H1/2294—Addressing the hologram to an active spatial light modulator
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/32—Holograms used as optical elements
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
    • G03H2001/0208—Individual components other than the hologram
    • G03H2001/0224—Active addressable light modulator, i.e. Spatial Light Modulator [SLM]
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/04—Processes or apparatus for producing holograms
    • G03H1/08—Synthesising holograms, i.e. holograms synthesized from objects or objects from holograms
    • G03H1/0841—Encoding method mapping the synthesized field into a restricted set of values representative of the modulator parameters, e.g. detour phase coding
    • G03H2001/0858—Cell encoding wherein each computed values is represented by at least two pixels of the modulator, e.g. detour phase coding
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2225/00—Active addressable light modulator
    • G03H2225/20—Nature, e.g. e-beam addressed
    • G03H2225/22—Electrically addressed SLM [EA-SLM]
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2225/00—Active addressable light modulator
    • G03H2225/30—Modulation
    • G03H2225/31—Amplitude only
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2225/00—Active addressable light modulator
    • G03H2225/30—Modulation
    • G03H2225/33—Complex modulation
    • G03H2225/34—Amplitude and phase coupled modulation

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Holo Graphy (AREA)
  • Liquid Crystal (AREA)

Abstract

내용 없음

Description

계산기 홀로그램의 작성방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 액정 공간광변조소자의 구동부의 구성도, 제2도는 액정공간광변조소자를 구성하는 회소의 내부단면도, 제6도는 본 발명의 계산기홀로그램의 작성방법의 제1실시예에 있어서의 홀로그램의 구성도.

Claims (2)

  1. 액정공간광변조소자의 회소의 투과율 및 혹은 반사율에 의해서 그 진폭성분을, 입사광을 투과 혹은 반사하는 상기 회소의 위치에 의해서 그 위상성분을 각각 표현하는 계산기홀로그램의 상기 진폭성분의 값에 따라서 변화하는 상기 회소의 투과 혹은 반사광의 위상변형의 보정을 상기 위상성분을 표시하는 회소의 위치를 변화시키므로서 행하는 것을 특징으로 하는 계산기홀로그램의 작성방법.
  2. 액정공간광변조소자의 회소의 투과율 및 혹은 반사율에 의해서 그 진폭성분을, 입사광을 투과 혹은 반사하는 상기 회소의 위치에 의해서 그 위상성분을 각각 표현하는 계산기홀로그램의 상기 진폭성분의 값에 따라서 변화하는 상기 회소의 투과 혹은 반사광의 위상변형의 보정을 상기 위상성분을 표시하는 회소의 위치를 일정하게 해서 그 투과율 혹은 반사율을 변화시키므로써 행하는 것을 특징으로 하는 계산기홀로그램의 작성방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910004615A 1990-03-26 1991-03-23 계산기홀로그램의 작성방법 KR950000751B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2076028A JP2785427B2 (ja) 1990-03-26 1990-03-26 計算機ホログラムの作成方法
JP2-76028 1990-03-26

Publications (2)

Publication Number Publication Date
KR910017250A true KR910017250A (ko) 1991-11-05
KR950000751B1 KR950000751B1 (ko) 1995-01-28

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910004615A KR950000751B1 (ko) 1990-03-26 1991-03-23 계산기홀로그램의 작성방법

Country Status (5)

Country Link
US (1) US5119214A (ko)
EP (1) EP0449164B1 (ko)
JP (1) JP2785427B2 (ko)
KR (1) KR950000751B1 (ko)
DE (1) DE69119960T2 (ko)

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KR20190013942A (ko) * 2016-06-03 2019-02-11 도판 인사츠 가부시키가이샤 광학 필름 및 표시체

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Also Published As

Publication number Publication date
DE69119960D1 (de) 1996-07-11
US5119214A (en) 1992-06-02
JPH03274586A (ja) 1991-12-05
KR950000751B1 (ko) 1995-01-28
EP0449164A3 (en) 1992-12-02
DE69119960T2 (de) 1997-01-23
JP2785427B2 (ja) 1998-08-13
EP0449164B1 (en) 1996-06-05
EP0449164A2 (en) 1991-10-02

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