CA974761A - Moire fringe optical display and projection equipment - Google Patents
Moire fringe optical display and projection equipmentInfo
- Publication number
- CA974761A CA974761A CA157,107A CA157107A CA974761A CA 974761 A CA974761 A CA 974761A CA 157107 A CA157107 A CA 157107A CA 974761 A CA974761 A CA 974761A
- Authority
- CA
- Canada
- Prior art keywords
- optical display
- projection equipment
- moire fringe
- fringe optical
- moire
- 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.)
- Expired
Links
Classifications
-
- 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
- G03B21/32—Details specially adapted for motion-picture projection
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44F—SPECIAL DESIGNS OR PICTURES
- B44F1/00—Designs or pictures characterised by special or unusual light effects
- B44F1/08—Designs or pictures characterised by special or unusual light effects characterised by colour effects
- B44F1/10—Changing, amusing, or secret pictures
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F19/00—Advertising or display means not otherwise provided for
- G09F19/12—Advertising or display means not otherwise provided for using special optical effects
- G09F19/18—Advertising or display means not otherwise provided for using special optical effects involving the use of optical projection means, e.g. projection of images on clouds
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F13/00—Illuminated signs; Luminous advertising
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F13/00—Illuminated signs; Luminous advertising
- G09F13/04—Signs, boards or panels, illuminated from behind the insignia
- G09F13/0418—Constructional details
- G09F2013/05—Constructional details indicating exit way or orientation
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Accounting & Taxation (AREA)
- Marketing (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
- Overhead Projectors And Projection Screens (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2645272A GB1449601A (en) | 1972-06-07 | 1972-06-07 | Methods and equipment for producing motivated displays |
GB3186272A GB1432144A (en) | 1972-07-07 | 1972-07-07 | Optical projection systems |
GB3351372A GB1444223A (en) | 1972-07-18 | 1972-07-18 | Equipment for prodicing motivated optical images or displays |
Publications (1)
Publication Number | Publication Date |
---|---|
CA974761A true CA974761A (en) | 1975-09-23 |
Family
ID=27258525
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA157,107A Expired CA974761A (en) | 1972-06-07 | 1972-11-21 | Moire fringe optical display and projection equipment |
Country Status (7)
Country | Link |
---|---|
US (1) | US3836240A (xx) |
JP (1) | JPS4952652A (xx) |
BE (1) | BE791673A (xx) |
CA (1) | CA974761A (xx) |
ES (1) | ES408833A1 (xx) |
IT (1) | IT982414B (xx) |
NL (1) | NL7215778A (xx) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT344003B (de) * | 1975-04-12 | 1978-06-26 | Preibisch & Uhlig Ohg | Titelgerat fur filmamateure |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2374371A (en) * | 1945-04-24 | Apparatus for the animating of | ||
US2876570A (en) * | 1954-12-20 | 1959-03-10 | Swarbrick John | Display sign with rotary pattern movement |
US3683419A (en) * | 1970-09-11 | 1972-08-15 | Robert B Lewis | Moire pattern garment |
JPS5010485A (xx) * | 1973-06-06 | 1975-02-03 |
-
1972
- 1972-11-20 US US00307943A patent/US3836240A/en not_active Expired - Lifetime
- 1972-11-21 IT IT70658/72A patent/IT982414B/it active
- 1972-11-21 ES ES408833A patent/ES408833A1/es not_active Expired
- 1972-11-21 CA CA157,107A patent/CA974761A/en not_active Expired
- 1972-11-21 BE BE124409A patent/BE791673A/xx unknown
- 1972-11-22 NL NL7215778A patent/NL7215778A/xx not_active Application Discontinuation
- 1972-11-22 JP JP47117635A patent/JPS4952652A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
BE791673A (fr) | 1973-03-16 |
JPS4952652A (xx) | 1974-05-22 |
NL7215778A (xx) | 1973-12-11 |
US3836240A (en) | 1974-09-17 |
ES408833A1 (es) | 1976-03-16 |
IT982414B (it) | 1974-10-21 |
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