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1. WO1998037737 - A SYSTEM FOR ILLUMINATING AN OBJECT

Note: Text based on automatic Optical Character Recognition processes. Please use the PDF version for legal matters

[ EN ]

CLAIMS

1. A system for illuminating an object for use in an image generating setup, the system comprising

a number of remotely controllable variable parameter light sources positioned at first, predetermined positions in relation to the object,

a frame in relation to which at least part of the variable parameter light sources is positioned,

controlling means for controlling parameters of the light sources,

means for providing information relating to the parameters of the light sources,

means for transferring data between the controlling means and the providing means,

characterized in that at least part of the variable parameter light sources may be off-set from its respective first predetermined positions to second positions and that the system further comprises means for providing information relating to the off -sets and/or second positions of the at least part of the variable parameter light sources.

2. A system according to claim 1, wherein the providing means comprise means for storing the information relating to the parameters of the light sources.

3. A system according to claim 1 or 2 , wherein the providing means comprise means for reading the information from a storage means.

4. A system according to claim 1, further comprising means for storing the information relating to the off -sets and/or second positions.

5. A system -according to any of the preceding claims, wherein the providing means are adapted to convert parameters generated for an off-set light source in order for a light source in its first, predetermined position to provide at least substantially the same illumination of the object.

6. A system according to claim 5, wherein
- the off -set light source is adapted to generate and direct a light beam in a desired direction, said direction illuminating the object in a given manner, and
the providing means are adapted to derive, when the light source is in its first, predetermined position, information useable by the controlling means in order to have said light source illuminate the object in at least approximately the same manner as the given manner.

7. A system according to any of the preceding claims, wherein the providing means are adapted to convert parameters gene-rated for a light source in its first, predetermined position in order for an off -set light source to provide at least substantially the same illumination of the object.

8. A system according to claim 7, wherein
the light source in its first, predetermined position is adapted to generate and direct a light beam in a desired direction, said direction illuminating the object in a given manner, and
the providing means are adapted to derive, when the light source is off -set, information useable by the controlling means in order to have said light source illuminate the object in at least approximately the same manner as the given manner .

9. A system for illuminating an object for use in an image generating setup, the system comprising

a number of remotely controllable variable parameter light sources positioned at first, predetermined positions in relation to the object,

a frame in relation to which at least part of the variable parameter light sources is positioned,

controlling means for controlling parameters of the light sources,

- means for providing information relating to the parameters of the light sources,

means for transferring data between the controlling means and the providing means,

characterized in that the providing means comprise a first and a second part, the first part being portable and being adapted to provide data to the transferring means, the data being adapted to be used in the controlling of the light sources, the second part being able to generate controlling information for use in the first part in order for that to provide the information relating to the parameters.

10. A system according to claim 9, wherein the second part is adapted to be used in the vicinity of the variable parameter lamps .

11. A system according to claim 9 or 10, wherein the second part comprises means for entering information relating to the controlling information.

12. A system according to claim 11, wherein the entering means comprise push-buttons and/or potentiometers.

13. A portable unit for use as the first part of the providing means of the system according to any of claims 9-12.

14. A system for illuminating an object for use in an image generating setup, the system comprising

- a number of remotely controllable variable parameter light sources positioned at first, predetermined positions in relation to the object,

a frame in relation to which at least part of the variable parameter light sources is positioned,

- controlling means for controlling parameters of the light sources,

means for providing information relating to the parameters of the light sources,

means for transferring data between the controlling means and the providing means,

characterized in that the system further comprises

a positioning device and

position determining means for providing information relating to the position of the positioning device in rela-tion to a fixed coordinate system.

15. A system according to claim 14, wherein the controlling means are adapted to, on the basis of the information relating to the position of the positioning device, direct a light beam generated by a variable parameter light source in a direction towards the positioning device.

16. A system according to claim 14 or 15, wherein the positioning device is adapted to be fastened or to engage with the object.

17. A system according to any of the preceding claims, where-in at least part of the variable parameter light sources comprises a first part being an engaging or mounting part and a second part, the second part being movable in relation to the first part and, in a manner controllable by the controlling means, defining the direction of a light beam emitted by the light source.

18. A system according to any of the preceding claims, wherein the variable parameters of at least part of the variable parameter light sources is chosen from the group of: colour, direction, cross -sectional shape, intensity, focus,
rotational angle of gobos, programmed movement sequences, softening of light (frosting of light) , and control of colour temperature .

19. An image generating setup for generating an image of an object illuminated by the system according to any of claims 1-18, the setup further comprising means for generating an image or image data relating to the illuminated object.

20. A method of positioning a number of remotely controllable variable parameter light sources in relation to a predetermined space,

each of the light sources comprising a first and a second part, the second part being movable in relation to the first part, the first part being a fastening or engaging part, and the second part being adapted to direct a light beam generated by the light source in a remotely controllable direc-tion,

the method comprising: positioning the first part of a first light source in a predetermined position in relation to the space,

generating, with the first light source, a light beam directed to -a position relating to a desired position of a second light source,

positioning the first part of a second light source at the desired position pointed to,

generating, with the second light source, a light beam in a direction well defined in relation to the first part of said second light source,

rotating the second light source so that the light beam generated thereby is directed in a predetermined direction or illuminates a predetermined area within the space.

21. A method of generating an image simulating an object positioned in a predetermined scene, the method comprising:

providing an image of the scene in which the object is to be positioned,

providing information relating to how the object would be illuminated, if the object was positioned in the scene,

- positioning the object in a system for illuminating an object, the system comprising:

a number of remotely controllable variable parameter light sources positioned at first, predetermined positions in relation to the object,

- controlling means for controlling parameters of the light sources, means for providing information relating to the parameters of the light sources,

means for transferring data between the controlling means and the providing means ,

- means for generating an image of the object illuminated by the light sources,

in the providing means, generating, on the basis of the information relating to how the object would be illuminated, information for use in the controlling means of the light sources in order for the light sources to illuminate the object in a manner at least substantially as how the object would be illuminated, if the object was positioned in the scene,

transferring the generated information to the light sources, so as to generate the illumination of the object,

generating, using the image generating means, an image of the object,

combining the image of the object and the image of the scene in order to generate a combined image simulating the object positioned in the scene.

22. A method according to claim 21, wherein
the image of the object is taken where the object is represented in a predetermined, recognisable scene, and wherein the combination of the image of the object and the image of the scene comprises replacing parts, preferably at least substantially all parts, of the image representing the predetermined, recognisable scene and entering corresponding parts of the image of the scene.

23. A method of generating data for use in the method accord- ing to claim 21 or 22 and of generating an image simulating an object positioned in a predetermined scene, the method comprising:

providing the information relating to how the object would be illuminated, if the object was positioned in the scene,

generating, on the basis of the information relating to how the object would be illuminated, information for use in the controlling means in order for it to control the light sources, so as to illuminate the object in a manner at least substantially as that in which the object would be illuminated, if the object was positioned in the scene,

storing the generated information for subsequent use in the method for generating an image simulating the object positioned in the scene.