Lens assembly
First Claim
Patent Images
1. A lens assembly for producing an image of an object, the lens assembly comprising:
- a plurality of lenses constructed and arranged to produce an optically suitable image of any object, within a field of view of the lens assembly, that is greater than approximately one inch away from the lens assembly without requiring focusing, thereby providing a constant focusing lens assembly.
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Abstract
A lens assembly for producing an image of an object includes a plurality of lenses constructed and arranged to provide a high resolution image, without requiring focusing, of any object within the lens assembly'"'"'s field of view that is greater than approximately one inch away from the lens assembly, thus providing a constant focus lens assembly. In one embodiment, the plurality of lenses cooperate to provide an effective focal length of approximately 3.53 mm in air, an F number of 11.2 and an angle of view of approximately 34 degrees.
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Citations
49 Claims
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1. A lens assembly for producing an image of an object, the lens assembly comprising:
a plurality of lenses constructed and arranged to produce an optically suitable image of any object, within a field of view of the lens assembly, that is greater than approximately one inch away from the lens assembly without requiring focusing, thereby providing a constant focusing lens assembly. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27)
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28. A lens assembly for producing an image of an object, the lens assembly comprising:
a plurality of lenses cooperating to provide an effective focal length of approximately 3.53 mm in air, an F number of approximately 11.2 and an angle of view of approximately 34 degrees. - View Dependent Claims (29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49)
Specification