CA2291757C - Modificateur d'images a usage photographique - Google Patents
Modificateur d'images a usage photographique Download PDFInfo
- Publication number
- CA2291757C CA2291757C CA002291757A CA2291757A CA2291757C CA 2291757 C CA2291757 C CA 2291757C CA 002291757 A CA002291757 A CA 002291757A CA 2291757 A CA2291757 A CA 2291757A CA 2291757 C CA2291757 C CA 2291757C
- Authority
- CA
- Canada
- Prior art keywords
- film
- image
- modifier
- light
- camera
- 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 - Fee Related
Links
- 239000003607 modifier Substances 0.000 title claims description 260
- 230000003287 optical effect Effects 0.000 claims description 70
- 230000004048 modification Effects 0.000 claims description 11
- 238000012986 modification Methods 0.000 claims description 11
- 238000009792 diffusion process Methods 0.000 abstract description 20
- 230000000051 modifying effect Effects 0.000 abstract description 4
- 239000002985 plastic film Substances 0.000 abstract description 2
- 229920006255 plastic film Polymers 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 25
- 238000000034 method Methods 0.000 description 12
- 238000010422 painting Methods 0.000 description 9
- 239000004033 plastic Substances 0.000 description 8
- 230000007246 mechanism Effects 0.000 description 7
- 230000006870 function Effects 0.000 description 4
- 230000007935 neutral effect Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 239000004973 liquid crystal related substance Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000001454 recorded image Methods 0.000 description 3
- 230000011514 reflex Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 241001674044 Blattodea Species 0.000 description 1
- 206010021403 Illusion Diseases 0.000 description 1
- 102000011842 Serrate-Jagged Proteins Human genes 0.000 description 1
- 108010036039 Serrate-Jagged Proteins Proteins 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 208000001491 myopia Diseases 0.000 description 1
- 230000004379 myopia Effects 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Structure And Mechanism Of Cameras (AREA)
- Microscoopes, Condenser (AREA)
- Stroboscope Apparatuses (AREA)
Abstract
L'invention concerne un dispositif de modification de lumière destiné à être utilisé dans un appareil-photo. Le dispositif présente différents modes de réalisation: une lame transparente (2) ayant un diagramme de diffusion, montée sur le plan focal, une lame transparente montée sur une cartouche de film, une longueur d'une bande de film en plastique à motifs placée au voisinage d'une longueur similaire de bande (16) de film photographique, ces deux bandes de film étant enroulées dans un boîtier de film classique 35 mm, et un coupleur de lame transparente placée entre l'objectif principal de l'appareil-photo et le boîtier (12) de l'appareil-photo.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/US1997/008605 WO1998050825A1 (fr) | 1995-09-12 | 1997-05-09 | Modificateur d'images a usage photographique |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2291757A1 CA2291757A1 (fr) | 1998-11-12 |
| CA2291757C true CA2291757C (fr) | 2005-01-18 |
Family
ID=22260940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002291757A Expired - Fee Related CA2291757C (fr) | 1997-05-09 | 1997-05-09 | Modificateur d'images a usage photographique |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JP2001524224A (fr) |
| AT (1) | ATE454648T1 (fr) |
| CA (1) | CA2291757C (fr) |
| DE (1) | DE69739735D1 (fr) |
| IL (1) | IL132755A0 (fr) |
-
1997
- 1997-05-09 AT AT97925667T patent/ATE454648T1/de not_active IP Right Cessation
- 1997-05-09 DE DE69739735T patent/DE69739735D1/de not_active Expired - Fee Related
- 1997-05-09 JP JP54800898A patent/JP2001524224A/ja not_active Withdrawn
- 1997-05-09 CA CA002291757A patent/CA2291757C/fr not_active Expired - Fee Related
- 1997-05-09 IL IL13275597A patent/IL132755A0/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE69739735D1 (de) | 2010-02-25 |
| IL132755A0 (en) | 2001-03-19 |
| JP2001524224A (ja) | 2001-11-27 |
| CA2291757A1 (fr) | 1998-11-12 |
| ATE454648T1 (de) | 2010-01-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |
Effective date: 20130509 |