Early 20th century ophthalmoscopy tool. Ophthalmoscopic tools are used to examine the interior of the eye and measure its optical properties. This is a keratometer designed by the Chicago-based F. A. Hardy company and dating from 1900. This instrument measures the curvature of the cornea, allowing assessment of the degree of a condition known as astigmatism.

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Creative#:

TOP06664655

Source:

達志影像

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RM

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須由TPG 完整授權

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NO

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NO

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No

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