JP7722187B2 - 投射光学系、および画像表示装置 - Google Patents

投射光学系、および画像表示装置

Info

Publication number
JP7722187B2
JP7722187B2 JP2021552355A JP2021552355A JP7722187B2 JP 7722187 B2 JP7722187 B2 JP 7722187B2 JP 2021552355 A JP2021552355 A JP 2021552355A JP 2021552355 A JP2021552355 A JP 2021552355A JP 7722187 B2 JP7722187 B2 JP 7722187B2
Authority
JP
Japan
Prior art keywords
optical system
reference axis
light
reflecting surface
image
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.)
Active
Application number
JP2021552355A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2021075341A1 (https=
JPWO2021075341A5 (https=
Inventor
純 西川
麻里子 西山
知晴 中村
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
Sony Group Corp
Original Assignee
Sony Corp
Sony Group 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, Sony Group Corp filed Critical Sony Corp
Publication of JPWO2021075341A1 publication Critical patent/JPWO2021075341A1/ja
Publication of JPWO2021075341A5 publication Critical patent/JPWO2021075341A5/ja
Application granted granted Critical
Publication of JP7722187B2 publication Critical patent/JP7722187B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/18—Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B17/00—Systems with reflecting surfaces, with or without refracting elements
    • G02B17/08—Catadioptric systems
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/28—Reflectors in projection beam

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
  • Projection Apparatus (AREA)
JP2021552355A 2019-10-15 2020-10-08 投射光学系、および画像表示装置 Active JP7722187B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019188725 2019-10-15
JP2019188725 2019-10-15
PCT/JP2020/038092 WO2021075341A1 (ja) 2019-10-15 2020-10-08 投射光学系、および画像表示装置

Publications (3)

Publication Number Publication Date
JPWO2021075341A1 JPWO2021075341A1 (https=) 2021-04-22
JPWO2021075341A5 JPWO2021075341A5 (https=) 2023-09-07
JP7722187B2 true JP7722187B2 (ja) 2025-08-13

Family

ID=75537968

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021552355A Active JP7722187B2 (ja) 2019-10-15 2020-10-08 投射光学系、および画像表示装置

Country Status (2)

Country Link
JP (1) JP7722187B2 (https=)
WO (1) WO2021075341A1 (https=)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012008358A (ja) 2010-06-25 2012-01-12 Olympus Corp 投影光学装置
US20180210181A1 (en) 2017-01-26 2018-07-26 Heekyung KIM Ultra-short throw projector

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009271372A (ja) * 2008-05-08 2009-11-19 Panasonic Corp 投写光学系、投写システム及び投写型表示装置
TWI420136B (zh) * 2009-07-03 2013-12-21 Young Optics Inc 定焦鏡頭及成像系統
JP5414066B2 (ja) * 2010-06-25 2014-02-12 独立行政法人産業技術総合研究所 光制御素子
JP2015060090A (ja) * 2013-09-19 2015-03-30 富士フイルム株式会社 投写光学系および投写型表示装置
JP6736366B2 (ja) * 2015-06-19 2020-08-05 キヤノン株式会社 結像光学系、光学機器および画像投射装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012008358A (ja) 2010-06-25 2012-01-12 Olympus Corp 投影光学装置
US20180210181A1 (en) 2017-01-26 2018-07-26 Heekyung KIM Ultra-short throw projector

Also Published As

Publication number Publication date
JPWO2021075341A1 (https=) 2021-04-22
WO2021075341A1 (ja) 2021-04-22

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