DUAL FOCUSING OPTICAL COHERENCE IMAGING SYSTEM
First Claim
1. A dual focusing optical coherence imaging system comprising:
- a light source unit for generating broadband light;
a main optical distributor for distributing the light generated from the light source to allow the light to be propagated;
an interference unit including first and second interference parts for forming interference signals with respect to different focused areas of an object to be detected using the light distributed from the optical distributor, and a common sample arm commonly connected to the first and second interference parts;
an optical switch connected to the first and second interference parts to select at least one of the interference signals transmitted from the first and second interference parts; and
a detection unit for converting the interference signal selected by the optical switch according to a preset mode into an electrical signal.
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Abstract
The present invention relates to a dual focusing optical coherence imaging system. The dual focusing optical coherence imaging system includes: a light source unit for generating broadband light; a main optical distributor for distributing the light generated from the light source to allow the light to be propagated; an interference unit including first and second interference parts for forming interference signals with respect to different focused areas of an object to be detected using the light distributed from the optical distributor, and a common sample arm commonly connected to the first and second interference parts; an optical switch connected to the first and second interference parts to select at least one of the interference signals transmitted from the first and second interference parts; and a detection unit for converting the interference signal selected by the optical switch according to a preset mode into an electrical signal.
26 Citations
37 Claims
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1. A dual focusing optical coherence imaging system comprising:
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a light source unit for generating broadband light; a main optical distributor for distributing the light generated from the light source to allow the light to be propagated; an interference unit including first and second interference parts for forming interference signals with respect to different focused areas of an object to be detected using the light distributed from the optical distributor, and a common sample arm commonly connected to the first and second interference parts; an optical switch connected to the first and second interference parts to select at least one of the interference signals transmitted from the first and second interference parts; and a detection unit for converting the interference signal selected by the optical switch according to a preset mode into an electrical signal. - View Dependent Claims (4, 5)
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2-3. -3. (canceled)
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6-15. -15. (canceled)
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16. A dual focusing optical coherence imaging system comprising:
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a light source unit for generating broadband light; a main optical distributor for distributing the light generated from the light source to allow the light to be propagated; an interference unit including first and second interference parts for forming interference signals with respect to different focused areas of an object to be detected using the light distributed from the optical distributor, and a common sample arm commonly connected to the first and second interference parts for forming an optical path difference of the light irradiated onto different focused areas of the to-be-detected object from the first and second interference parts between the different focused areas; an optical switch connected to the first and second interference parts to select at least one of the interference signals transmitted from the first and second interference parts; and a detection unit for converting the interference signal selected by the optical switch according to a preset mode into an electrical signal. - View Dependent Claims (17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36)
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37. A dual focusing optical coherence imaging system comprising:
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a light source unit for generating broadband light; a main optical distributor for distributing the light generated from the light source to allow the light to be propagated; an interference unit including first and second interference parts for forming interference signals with respect to different focused areas of an object to be detected using the light distributed from the optical distributor, and a common sample arm commonly connected to the first and second interference parts for forming an optical path difference of the light irradiated onto different focused areas of the to-be-detected object from the first and second interference parts between the different focused areas; a detection unit for converting the interference signal transmitted from the interference unit into an electrical signal, wherein the light source unit comprises a wavelength-tunable light source, and the detection unit comprises a photodiode or photodetector for converting the interference signal transmitted from the first interference part and the second interference part into the electrical signal.
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Specification