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US 6,396,873 B1Granted
Optical device
AssigneeEnvision Advanced Medical Systems Ltd.
InventorsMichael D. Goldstein, Avi Yaron, Shay Ghilai
Life of this patent
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Abstract
Stereoscopic device including a lenticular lens layer and light sensor array, the lenticular lens layer includes a plurality of lenticular elements, the sight sensor array includes a plurality of light sensors, wherein selected ones of the light sensors detect light at a predetermined range of wavelengths and wherein at least selected others of the light sensors detect light at at least another predetermined range of wavelengths and wherein each of the lenticular elements is located in front of a selected group of the light sensors, thereby directing light from different directions to different light sensors within the selected group of the light sensors.
Claims69
Stereoscopic device comprising:
- lenticular lens layer, including a plurality of lenticular elements;
- and
- light sensor array, including a plurality of light sensors, wherein selected ones of said light sensors detect light at a predetermined range of wavelengths and wherein at least another predetermined range of wavelengths;
- a light illuminating unit, wherein said light illuminating unit surrounds said lenticular lens layer;
- and
- wherein each said lenticular elements is located in front of a selected group of said light sensors, thereby directing light from different directions to different light sensors within said selected group of said light sensors.
3 more elements
Stereoscopic device comprising:
- lenticular lens layer, including a plurality of lenticular elements;
- and
- light sensor array, including a plurality of light sensors, said light sensors detecting light at a predetermined range of wavelengths;
- a light illuminating unit, wherein said light illuminating unit surrounds said lenticular lens layer;
- wherein each said lenticular elements is located in front of a selected group of said light sensors, thereby directing light from different directions to different light sensors within said selected group of said light sensors.
2 more elements
Stereoscopic device comprising:
- lenticular lens layer, including a plurality of lenticular elements;
- and
- light sensor array, including a plurality of light sensors, wherein selected ones of said light sensors detect light at a predetermined range of wavelengths and wherein at least another predetermined range of wavelengths;
- wherein each said lenticular elements is located in front of a selected group of said light sensors, thereby directing light from different directions to different light sensors within said selected group of said light sensors;
- and
- a light illuminating unit, wherein said light illuminating unit comprises:
- a light source;
- a light dispersing unit;
- and
- light guiding means connected between said light source and said light dispersing unit, thereby guiding light from said light source to said light dispersing unit;
- wherein said light dispersing unit surrounds said lenticular lens layer.
8 more elements
Stereoscopic device comprising:
- lenticular lens layer, including a plurality of lenticular elements;
- light sensor array, including a plurality of light sensors, wherein selected ones of said light sensors detect light at a predetermined range of wavelengths and wherein at least another predetermined range of wavelengths;
- a light illuminating unit, wherein said light illuminating unit produces at least two alternating beams of light, each said beams of light characterized as being in a different range of wavelengths;
- and
- wherein each said lenticular elements is located in front of a selected group of said light sensors, thereby directing light from different directions to different light sensors within said selected group of said light sensors.
2 more elements
Method for detecting a stereoscopic image comprising the steps of:
- splitting light which arrives from different directions, using a lenticular lens layer, thereby producing at least two images, which are intertwined in a master image;
- and
- detecting said master image using a multiple wavelength detector;
- sequentially illuminating a detected area with alternating beams of light, of different ranges of wavelength;
- and
- associating said master image in time, with the currently illuminating ranges of wavelength.
3 more elements
Method for detecting a stereoscopic image comprising the steps of:
- splitting light which arrives from different directions, using a lenticular lens layer, thereby producing at least two images, which are intertwined in a master image;
- and
- detecting said master image using a multiple wavelength detector;
- reconstructing each said images from said master image;
- wherein said step of reconstructing further comprises the steps of:
- determining a range of wavelengths for each pixel within each said image;
- determining an intensity level for each pixel within each said image;
- selecting one of said pixels, associated with a predetermined range of wavelengths;
- determining the pixels associated with another range of wavelengths, in the vicinity of said selected pixel;
- calculating an approximated level of said other range of wavelengths at the location of the selected pixel;
- and
- repeating from said step of selecting.
9 more elements
Endoscope comprising:
- lenticular lens layer, including a plurality of lenticular elements;
- and
- light sensor array, including a plurality of light sensors, wherein selected ones of said light sensors detect light at a predetermined range of wavelengths and wherein at least selected others of said light sensors detect light at at least another predetermined range of wavelengths;
- a light illuminating unit, wherein said light illuminating unit surrounds said lenticular lens layer;
- and
- wherein each said lenticular elements is located in front of a selected group of said light sensors, thereby directing light from different directions to different light sensors within said selected group of said light sensors.
3 more elements
Endoscope comprising:
- lenticular lens layer, including a plurality of lenticular elements;
- and
- light sensor array, including a plurality of light sensors, said light sensors detecting light at a predetermined range of wavelengths;
- a light illuminating unit, wherein said light illuminating unit surrounds said lenticular lens layer;
- and
- wherein each said lenticular elements is located in front of a selected group of said light sensors, thereby directing light from different directions to different light sensors within said selected group of said light sensors.
3 more elements
Endoscope comprising:
- lenticular lens layer, including a plurality of lenticular elements;
- light sensor array, including a plurality of light sensors, wherein selected ones of said light sensors detect light at a predetermined range of wavelengths and wherein at least selected others of said light sensors detect light at at least another predetermined range of wavelengths;
- a light illuminating unit, wherein said light illuminating unit comprises:
- a light source;
- a light dispersing unit;
- and
- light guiding means connected between said light source and said light
- dispersing unit, thereby guiding light from said light source to said light dispersing unit,
- wherein said light dispersing unit surrounds said lenticular lens layer;
- wherein each said lenticular elements is located in front of a selected group of said light sensors, thereby directing light from different directions to different light sensors within said selected group of said light sensors.
7 more elements
Endoscope comprising:
- lenticular lens layer, including a plurality of lenticular elements;
- light sensor array, including a plurality of light sensors, wherein selected ones of said light sensors detect light at a predetermined range of wavelengths and wherein at least selected others of said light sensors detect light at at least another predetermined range of wavelengths;
- a light illuminating unit, wherein said light illuminating unit produces at least two alternating beams of light, each said beams of light characterized as being in a different range of wavelengths;
- wherein each said lenticular elements is located in front of a selected group of said light sensors, thereby directing light from different directions to different light sensors within said selected group of said light sensors.
1 more element
Method for detecting a stereoscopic image comprising the steps of:
- directing a plurality of time sequenced light beams at an object, each said light beams characterized by a different range of wavelengths;
- for each said light beams, splitting light which arrives from different directions, using a lenticular lens layer, thereby producing at least two images, which are intertwined in a master image;
- and
- detecting said master image;
- reconstructing each of said images from said master image, wherein said step of reconstructing comprises the steps of:
- determining a range of wavelengths for each pixel within each said image;
- and
- determining an intensity level for each pixel within each said image;
- selecting one of said pixels, associated with a predetermined range of wavelengths;
- determining the pixels associated with another range of wavelengths, in the vicinity of said selected pixel;
- calculating an approximated level of said other range of wavelengths at the location of the selected pixel;
- and
- repeating from said step of selecting.
10 more elements
Method for detecting a stereoscopic image comprising the steps of:
- splitting light that arrives from different directions, using a partially lenticular lens layer, thereby producing at least two images, which are intertwined in a master image;
- and detecting said master image;
- sequentially illuminating a detected area with alternating beams of light, of different ranges of wavelength;
- and
- associating said master image in time, with the currently illuminating ranges of wavelength.
2 more elements
Stereoscopic device comprising:
- lenticular lens layer, including a plurality of lenticular elements;
- and
- light sensor array, including a plurality of light sensors, said light sensors detecting light at a predetermined range of wavelengths;
- wherein each said lenticular elements is located in front of a selected group of said light sensors, thereby directing light from different directions to different light sensors within said selected group of said light sensors;
- a light illuminating unit, wherein said light illuminating unit comprises:
- a light source;
- a light dispersing unit;
- and
- light guiding means connected between said light source and said light dispersing unit, thereby guiding light from said light source to said light dispersing unit, wherein said light dispersing unit surrounds said lenticular lens layer.
6 more elements
Stereoscopic device comprising:
- light illuminating unit, wherein said light illuminating unit produces at least two alternating beams of light, each said beams of light characterized as being in a different range of wavelengths;
- lenticular lens layer, including a plurality of lenticular elements;
- light sensor array, including a plurality of light sensors, said light sensors detecting light at a predetermined range of wavelengths;
- and
- wherein each said lenticular elements is located in front of a selected group of said light sensors, thereby directing light from different directions to different light sensors within said selected group of said light sensors.
2 more elements
Endoscope comprising:
- lenticular lens layer, including a plurality of lenticular elements;
- light sensor array, including a plurality of light sensors, said light sensors detecting light at a predetermined range of wavelengths;
- a light illuminating unit, wherein said light illuminating unit comprises:
- a light source;
- a light dispersing unit;
- and
- light guiding means connected between said light source and said light dispersing unit, thereby guiding light from said light source to said light dispersing unit, wherein said light dispersing unit surrounds said lenticular lens layer;
- wherein each said lenticular elements is located in front of a selected group of said light sensors, thereby directing light from different directions to different light sensors within said selected group of said light sensors.
5 more elements
Endoscope comprising:
- lenticular lens layer, including a plurality of lenticular elements;
- light sensor array, including a plurality of light sensors, said light sensors detecting light at a predetermined range of wavelengths;
- a light illuminating unit, wherein said light illuminating unit produces at least two alternating beams of light, each said beams of light characterized as being in a different range of wavelengths;
- wherein each said lenticular elements is located in front of a selected group of said light sensors, thereby directing light from different directions to different light sensors within said selected group of said light sensors.
1 more element
Method for detecting a stereoscopic image comprising the steps of:
- splitting light that arrives from different directions, using a partially lenticular lens layer, thereby producing at least two images, which are intertwined in a master image;
- and detecting said master image;
- reconstructing each of said images from said master image, wherein said step of reconstructing comprises the steps of:
- determining a range of wavelengths for each pixel within each said image;
- and
- determining an intensity level for each pixel within each said image;
- selecting one of said pixels, associated with a predetermined range of wavelengths;
- determining the pixels associated with another range of wavelengths, in the vicinity of said selected pixel;
- calculating an approximated level of said other range of wavelengths at the location of the selected pixel;
- and
- repeating from said step of selecting.
8 more elements
Dependencies are inferred from the claim text.