BE347246A - - Google Patents
Info
- Publication number
- BE347246A BE347246A BE347246DA BE347246A BE 347246 A BE347246 A BE 347246A BE 347246D A BE347246D A BE 347246DA BE 347246 A BE347246 A BE 347246A
- Authority
- BE
- Belgium
- Prior art keywords
- photographic
- image
- diameter
- shooting
- objective
- Prior art date
Links
- 230000004075 alteration Effects 0.000 claims description 3
- 238000009792 diffusion process Methods 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 239000000839 emulsion Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 210000001747 pupil Anatomy 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229920002160 Celluloid Polymers 0.000 description 1
- 108010010803 Gelatin Proteins 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000000887 face Anatomy 0.000 description 1
- 229920000159 gelatin Polymers 0.000 description 1
- 239000008273 gelatin Substances 0.000 description 1
- 235000019322 gelatine Nutrition 0.000 description 1
- 235000011852 gelatine desserts Nutrition 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000004304 visual acuity Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
- G03C5/08—Photoprinting; Processes and means for preventing photoprinting
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Structure And Mechanism Of Cameras (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE347246A true BE347246A (enrdf_load_html_response) |
Family
ID=22942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE347246D BE347246A (enrdf_load_html_response) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE347246A (enrdf_load_html_response) |
-
0
- BE BE347246D patent/BE347246A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10335027B2 (en) | Methods and apparatus for assessment of refractive condition | |
| US7929220B2 (en) | Adjustable apodized lens aperture | |
| US20150362734A1 (en) | Transflective holographic film for head worn display | |
| EP0084998B1 (fr) | Appareil optique et procédé pour l'enregistrement ou la visualisation instantanée d'images agrandies et stéréoscopiques d'objets | |
| US4602843A (en) | Holographic diffusion screen and methods for the production thereof | |
| FR2459496A2 (fr) | Appareil photographique rapporte pour microscopes | |
| FR2883987A1 (fr) | Systeme optique de formation d'image a reglage de puissance | |
| JP2641774B2 (ja) | 画像表示装置 | |
| CN111742551B (zh) | 用于改变光的聚散度以改善电子显示器的人类视觉的装置和方法 | |
| BE347246A (enrdf_load_html_response) | ||
| US20040145540A1 (en) | Image display apparatus | |
| FR2836238A1 (fr) | Procede pour transferer une image numerique en vue de sa restitution visuelle, et dispositif pour la mise en oeuvre de ce procede | |
| FR2615633A1 (fr) | Visionneuse pour paire stereoscopique de vues | |
| Guillaumée et al. | Curved transflective holographic screens for head-mounted display | |
| WO1990005319A1 (fr) | Dispositif opto-mecanique de projection d'images et d'observation en trois dimensions | |
| US11960077B2 (en) | Optical apparatus | |
| US3783764A (en) | Reflex camera and viewing device | |
| EP1431730B1 (fr) | Dispositif à surface équivalente laser parfaitement connue | |
| BE347247A (enrdf_load_html_response) | ||
| Vistnes | Geometric Optics | |
| WO2024133102A1 (fr) | Dispositif de filtrage à effet variable | |
| FR2727772A1 (fr) | Systeme de viseur a image reelle pour un appareil photo | |
| EP0026129A1 (fr) | Dispositif de projection d'images en couleurs sur un écran; et système de visualisation comprenant un tel dispositif | |
| CH156171A (fr) | Dispositif optique pour la prise de vues sur films en couleurs à support gaufré. | |
| BE533431A (enrdf_load_html_response) |