Fundus camera for diagnostic fundus photographing
First Claim
Patent Images
1. A fundus camera comprising:
- a main unit equipped with an illuminating system for illuminating a fundus of an eye to be inspected and a photographing system for photographing the fundus;
a working distance detecting means for detecting whether a distance between the eye and the main unit is equal to a proper working distance or not; and
a working distance changing means for changing the proper working distance depending on whether photographed part is a central part of the fundus or a peripheral part of the fundus.
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Accused Products
Abstract
A fundus camera includes a main unit equipped with an illuminating optical system for illuminating the fundus of an eye to be inspected and a photographing optical system for photographing the fundus, an observation optical system for determining whether or not the distance between the main unit and the eye is equal to a proper working distance, an alignment index projecting system, and a driving mechanism for moving a light guide along an optical axis to change a working distance in the case of photographing the central part of the fundus and in the case of photographing a peripheral part of the fundus.
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Citations
4 Claims
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1. A fundus camera comprising:
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a main unit equipped with an illuminating system for illuminating a fundus of an eye to be inspected and a photographing system for photographing the fundus;
a working distance detecting means for detecting whether a distance between the eye and the main unit is equal to a proper working distance or not; and
a working distance changing means for changing the proper working distance depending on whether photographed part is a central part of the fundus or a peripheral part of the fundus. - View Dependent Claims (2, 3, 4)
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Specification