PORTABLE FUNDUS CAMERA
3 Assignments
0 Petitions
Accused Products
Abstract
A portable hand-held camera for imaging the fundus of an eye, the camera comprising a housing comprising an internal cavity terminating at a forward housing end, a forward lens, and a light source configured to direct light from locations distributed around the perimeter of the forward lens forwardly out of the housing end. In other embodiment, a portable hand-held camera for imaging the fundus of an eye includes optics configured to focus light reflected back from the fundus onto an image receptor, with the optics being capable of varying the field of view among differing portions of the fundus. Methods to ensure unique image identification and storage are described.
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Citations
34 Claims
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1-11. -11. (canceled)
- 12. A camera for imaging the fundus of an eye, the camera comprising optics configured to focus light reflected back from the fundus onto an image receptor, wherein the optics are capable of varying the field of view among differing portions of the fundus.
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16-20. -20. (canceled)
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23. (canceled)
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25. A camera for imaging the fundus of an eye, the camera comprising a housing comprising an internal cavity terminating at a forward housing end, a forward lens, a light source configured to direct light from locations distributed around the perimeter of the forward lens forwardly out of the housing end, and means for selecting a portion of the fundus to be imaged from among a plurality of portions at differing angular locations around a central axis of the eye.
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26. (canceled)
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27. A method of imaging the fundus of an eye comprising:
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a) contacting a hand-held camera with the cornea of the eye; b) directing light from locations distributed around the perimeter of a forward lens of the camera forwardly out of a housing end of the camera through the pupil of the eye and onto a first portion of the fundus; c) receiving light reflected back from the first portion of the fundus onto an image receptor in the camera; d) directing light from locations distributed around the perimeter of the forward lens of the camera through the pupil of the eye and onto a second portion of the fundus; e) receiving light reflected back from the second portion of the fundus onto the image receptor in the camera; and f) processing data from the image receptor to create a digital image of the fundus. - View Dependent Claims (28, 29, 34)
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30-32. -32. (canceled)
Specification