ES171522A1 - IMPROVEMENTS APPLICABLE TO CINEMATOGRAPHIC PROJECTION DEVICES OF CONTINUOUS FILM DEVELOPMENT, WHICH ALLOWS THE PROJECTION OF FILMS OF ONE OR SEVERAL SIZES ON THE SAME DEVICE. - Google Patents
IMPROVEMENTS APPLICABLE TO CINEMATOGRAPHIC PROJECTION DEVICES OF CONTINUOUS FILM DEVELOPMENT, WHICH ALLOWS THE PROJECTION OF FILMS OF ONE OR SEVERAL SIZES ON THE SAME DEVICE.Info
- Publication number
- ES171522A1 ES171522A1 ES0171522A ES171522A ES171522A1 ES 171522 A1 ES171522 A1 ES 171522A1 ES 0171522 A ES0171522 A ES 0171522A ES 171522 A ES171522 A ES 171522A ES 171522 A1 ES171522 A1 ES 171522A1
- Authority
- ES
- Spain
- Prior art keywords
- projection
- films
- continuous film
- allows
- same device
- 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
Landscapes
- Projection Apparatus (AREA)
Abstract
Mejoras aplicable a los aparatos de proyección cinematográfica de desarrollo continuo de la película que permiten la proyección de películas de uno o de varios tamaños en el mismo aparato caracterizadas porque la reducción de la imágen de la película en una o varias veces se efectúa por dispositivos ópticos convergentes que están constituídos con preferencia por varias lentes con objeto de dar una imágen reducida perfecta.Improvements applicable to cinematographic projection apparatus of continuous film development that allow the projection of films of one or several sizes in the same apparatus characterized in that the reduction of the image of the film in one or more times is carried out by optical devices convergent which are preferably constituted by several lenses in order to give a perfect reduced image.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR42004381 | 1943-12-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES171522A1 true ES171522A1 (en) | 1945-12-16 |
Family
ID=38645686
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES0171522A Expired ES171522A1 (en) | 1943-12-23 | 1945-11-09 | IMPROVEMENTS APPLICABLE TO CINEMATOGRAPHIC PROJECTION DEVICES OF CONTINUOUS FILM DEVELOPMENT, WHICH ALLOWS THE PROJECTION OF FILMS OF ONE OR SEVERAL SIZES ON THE SAME DEVICE. |
Country Status (1)
Country | Link |
---|---|
ES (1) | ES171522A1 (en) |
-
1945
- 1945-11-09 ES ES0171522A patent/ES171522A1/en not_active Expired
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