IT971030B - Sistema per la registrazione di ologrammi ridondanti - Google Patents
Sistema per la registrazione di ologrammi ridondantiInfo
- Publication number
- IT971030B IT971030B IT31867/72A IT3186772A IT971030B IT 971030 B IT971030 B IT 971030B IT 31867/72 A IT31867/72 A IT 31867/72A IT 3186772 A IT3186772 A IT 3186772A IT 971030 B IT971030 B IT 971030B
- Authority
- IT
- Italy
- Prior art keywords
- holograms
- recording redundant
- redundant
- recording
- redundant holograms
- Prior art date
Links
Classifications
-
- 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
- G03H1/32—Systems for obtaining speckle elimination
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Holo Graphy (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US20638971A | 1971-12-09 | 1971-12-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT971030B true IT971030B (it) | 1974-04-30 |
Family
ID=22766155
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT31867/72A IT971030B (it) | 1971-12-09 | 1972-11-20 | Sistema per la registrazione di ologrammi ridondanti |
Country Status (14)
Country | Link |
---|---|
US (1) | US3756684A (it) |
JP (1) | JPS5215229B2 (it) |
AR (1) | AR207204A1 (it) |
AT (1) | AT340175B (it) |
AU (1) | AU474868B2 (it) |
BE (1) | BE792522A (it) |
BR (1) | BR7208530D0 (it) |
CA (1) | CA996381A (it) |
DE (1) | DE2259727C3 (it) |
ES (1) | ES409224A1 (it) |
FR (1) | FR2162501B1 (it) |
GB (1) | GB1399288A (it) |
IT (1) | IT971030B (it) |
NL (1) | NL7216415A (it) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4130338A (en) * | 1976-08-16 | 1978-12-19 | Rca Corporation | Hologram having expanded viewing area |
GB8616381D0 (en) * | 1986-07-04 | 1986-08-13 | Ridout G T | Decorative surface |
DE69231596T2 (de) * | 1991-10-31 | 2001-06-28 | Yokogawa Electric Corp Musashi | Konfokaler optischer Scanner |
US5258863A (en) * | 1992-02-21 | 1993-11-02 | Eastman Kodak Company | Method for effecting illumination of an arbitrary aperture |
US5963346A (en) * | 1997-12-12 | 1999-10-05 | Northrop Grumman Corporation | Scatter noise reduction in holographic storage systems by two-step write |
US6016210A (en) * | 1997-12-15 | 2000-01-18 | Northrop Grumman Corporation | Scatter noise reduction in holographic storage systems by speckle averaging |
US6118560A (en) * | 1998-02-06 | 2000-09-12 | Northrop Grumman Corporation | Scatter noise reduction in holographic storage systems by signal-noise orthogonalization |
JP4013928B2 (ja) * | 2004-07-15 | 2007-11-28 | セイコーエプソン株式会社 | 照明装置、非球面レンズの設計方法、非球面レンズ及びプロジェクタ |
CN114859392B (zh) * | 2022-03-24 | 2024-06-21 | 西北核技术研究所 | 一种利用针孔阵列测量软x射线能注量的测量系统及方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3405614A (en) * | 1965-12-01 | 1968-10-15 | Bell Telephone Labor Inc | Apparatus for producing a fly's eye lens |
US3545854A (en) * | 1966-06-17 | 1970-12-08 | Gen Electric | Semiconductor mask making |
US3529887A (en) * | 1967-02-20 | 1970-09-22 | Texas Instruments Inc | Multiple image system |
DE1572836A1 (de) * | 1967-08-10 | 1970-02-26 | Siemens Ag | Anordnung zur holographischen Aufnahme und Wiedergabe von Objekten |
GB1280996A (en) * | 1968-06-20 | 1972-07-12 | Rca Corp | Holography |
US3658403A (en) * | 1968-06-20 | 1972-04-25 | Rca Corp | High fidelity readout of a hologram performing the function of a complex wave modifying structure |
US3689129A (en) * | 1971-04-14 | 1972-09-05 | Michael Jay Lurie | High resolution, redundant coherent wave imaging apparatus employing pinhole array |
-
0
- BE BE792522D patent/BE792522A/xx unknown
-
1971
- 1971-12-09 US US00206389A patent/US3756684A/en not_active Expired - Lifetime
-
1972
- 1972-01-01 AR AR245470A patent/AR207204A1/es active
- 1972-11-16 CA CA156,698A patent/CA996381A/en not_active Expired
- 1972-11-20 IT IT31867/72A patent/IT971030B/it active
- 1972-12-02 ES ES409224A patent/ES409224A1/es not_active Expired
- 1972-12-04 NL NL7216415A patent/NL7216415A/xx not_active Application Discontinuation
- 1972-12-04 BR BR8530/72A patent/BR7208530D0/pt unknown
- 1972-12-06 FR FR7243415A patent/FR2162501B1/fr not_active Expired
- 1972-12-06 DE DE2259727A patent/DE2259727C3/de not_active Expired
- 1972-12-06 JP JP47122337A patent/JPS5215229B2/ja not_active Expired
- 1972-12-07 AU AU49758/72A patent/AU474868B2/en not_active Expired
- 1972-12-07 AT AT1047172A patent/AT340175B/de active
- 1972-12-08 GB GB5665172A patent/GB1399288A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BR7208530D0 (pt) | 1973-09-25 |
NL7216415A (it) | 1973-06-13 |
ATA1047172A (de) | 1977-03-15 |
JPS4866451A (it) | 1973-09-12 |
GB1399288A (en) | 1975-07-02 |
CA996381A (en) | 1976-09-07 |
DE2259727A1 (de) | 1973-06-14 |
DE2259727C3 (de) | 1981-02-19 |
AT340175B (de) | 1977-11-25 |
BE792522A (fr) | 1973-03-30 |
FR2162501A1 (it) | 1973-07-20 |
JPS5215229B2 (it) | 1977-04-27 |
DE2259727B2 (de) | 1980-06-04 |
AR207204A1 (es) | 1976-09-22 |
AU4975872A (en) | 1974-06-13 |
ES409224A1 (es) | 1975-12-16 |
FR2162501B1 (it) | 1976-10-29 |
AU474868B2 (en) | 1976-08-05 |
US3756684A (en) | 1973-09-04 |
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