JPH0457882U - - Google Patents

Info

Publication number
JPH0457882U
JPH0457882U JP9877090U JP9877090U JPH0457882U JP H0457882 U JPH0457882 U JP H0457882U JP 9877090 U JP9877090 U JP 9877090U JP 9877090 U JP9877090 U JP 9877090U JP H0457882 U JPH0457882 U JP H0457882U
Authority
JP
Japan
Prior art keywords
diffraction grating
grating plate
reflective hologram
hologram diffraction
light
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
JP9877090U
Other languages
English (en)
Japanese (ja)
Other versions
JP2505383Y2 (ja
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 filed Critical
Priority to JP1990098770U priority Critical patent/JP2505383Y2/ja
Priority to EP91115953A priority patent/EP0479059B1/en
Priority to DE69119017T priority patent/DE69119017T2/de
Publication of JPH0457882U publication Critical patent/JPH0457882U/ja
Priority to US08/353,304 priority patent/US5497170A/en
Application granted granted Critical
Publication of JP2505383Y2 publication Critical patent/JP2505383Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
JP1990098770U 1990-09-20 1990-09-20 ホログラフィックヘッドアップディスプレイ Expired - Lifetime JP2505383Y2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP1990098770U JP2505383Y2 (ja) 1990-09-20 1990-09-20 ホログラフィックヘッドアップディスプレイ
EP91115953A EP0479059B1 (en) 1990-09-20 1991-09-19 A headup display apparatus
DE69119017T DE69119017T2 (de) 1990-09-20 1991-09-19 Bildanzeigegerät
US08/353,304 US5497170A (en) 1990-09-20 1994-12-05 Headup display apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990098770U JP2505383Y2 (ja) 1990-09-20 1990-09-20 ホログラフィックヘッドアップディスプレイ

Publications (2)

Publication Number Publication Date
JPH0457882U true JPH0457882U (cs) 1992-05-18
JP2505383Y2 JP2505383Y2 (ja) 1996-07-31

Family

ID=31840192

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990098770U Expired - Lifetime JP2505383Y2 (ja) 1990-09-20 1990-09-20 ホログラフィックヘッドアップディスプレイ

Country Status (1)

Country Link
JP (1) JP2505383Y2 (cs)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012113221A (ja) * 2010-11-26 2012-06-14 Dainippon Printing Co Ltd 照明装置、投射装置および投射型映像表示装置
JP2019159283A (ja) * 2018-03-16 2019-09-19 株式会社リコー 画像投写装置及び移動体
JP2019159285A (ja) * 2018-03-16 2019-09-19 株式会社リコー 表示装置及び機器

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6272230U (cs) * 1985-10-25 1987-05-08
JPS6435143U (cs) * 1987-08-28 1989-03-03
JPH0245829U (cs) * 1988-09-27 1990-03-29

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6272230U (cs) * 1985-10-25 1987-05-08
JPS6435143U (cs) * 1987-08-28 1989-03-03
JPH0245829U (cs) * 1988-09-27 1990-03-29

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012113221A (ja) * 2010-11-26 2012-06-14 Dainippon Printing Co Ltd 照明装置、投射装置および投射型映像表示装置
JP2019159283A (ja) * 2018-03-16 2019-09-19 株式会社リコー 画像投写装置及び移動体
JP2019159285A (ja) * 2018-03-16 2019-09-19 株式会社リコー 表示装置及び機器
US11226485B2 (en) 2018-03-16 2022-01-18 Ricoh Company, Ltd. Image projection device and moving body

Also Published As

Publication number Publication date
JP2505383Y2 (ja) 1996-07-31

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