Variable resolution wand
First Claim
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1. A variable resolution wand having a wand axis, said wand comprising:
- a housing;
a sensor module including;
a light reflector having a front end and a rear end;
a high-brightness LED disposed in said rear end of said light reflector;
a spherical lens provided in said front end of said light reflector;
a detector; and
an optical fiber inserted between said detector and said spherical lens; and
a cap which is movable in a forward and a reverse direction along said wand axis, said cap having a central opening and including;
a ball lens provided in said central opening of said cap; and
means for movably connecting said cap to said housing so that said cap is movable in said forward and reverse directions.
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Abstract
This invention relates to a new type wand which constitute a sensor module at the light receiving portion to increase the optical coupling efficiency, and make the sensor module movable along the wand axis in forward and reverse direction so as to adjust the detecting resolution.
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Citations
2 Claims
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1. A variable resolution wand having a wand axis, said wand comprising:
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a housing; a sensor module including; a light reflector having a front end and a rear end; a high-brightness LED disposed in said rear end of said light reflector; a spherical lens provided in said front end of said light reflector; a detector; and an optical fiber inserted between said detector and said spherical lens; and a cap which is movable in a forward and a reverse direction along said wand axis, said cap having a central opening and including; a ball lens provided in said central opening of said cap; and means for movably connecting said cap to said housing so that said cap is movable in said forward and reverse directions.
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2. A variable resolution wand comprising:
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a housing; a sensor module being slidable with respect to said housing, said sensor module including; a light reflector having a front end and a rear end; a high-brightness LED disposed in said rear end of said light reflector; a spherical lens provided in said front end of said light reflector; a detector; an optical fiber inserted between said detector and said spherical lens; and a knob for sliding said sensor module with respect to said housing; and a cap fixed to said housing, said cap having a central opening with a ball lens provided in said central opening.
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Specification
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Current AssigneeYoung K. Kwon
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Original AssigneeYoung K. Kwon
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InventorsKwon, Young K.
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Primary Examiner(s)SHEPPERD, JOHN W
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Application NumberUS07/817,727Time in Patent Office847 DaysField of Search235/462, 235/472, 250/221.23US Class Current235/472.03CPC Class CodesG06K 2207/1013 Multi-focalG06K 7/10881 constructional details of h...
