Description
A type of micrometer, it consist of a fine screw moving in a nut, place on a small legged frame. It is used in the laboratory to measure the radius of curvature of a curved surface, like the lens.
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A type of micrometer, it consist of a fine screw moving in a nut, place on a small legged frame. It is used in the laboratory to measure the radius of curvature of a curved surface, like the lens.
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