OPHTHALMOMETER
\ˌɒfθɐlmˈɒmɪtə], \ˌɒfθɐlmˈɒmɪtə], \ˌɒ_f_θ_ɐ_l_m_ˈɒ_m_ɪ_t_ə]\
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An instrument devised by Helmholtz for measuring the size of a reflected image on the convex surface of the cornea and lens of the eye, by which their curvature can be ascertained.
By Oddity Software
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An instrument devised by Helmholtz for measuring the size of a reflected image on the convex surface of the cornea and lens of the eye, by which their curvature can be ascertained.
By Noah Webster.
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Instrument for measuring eyeball.
By William R. Warner
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An instrument of the nature of compasses, invented by F. Petit, for measuring the capacity of the anterior and posterior chambers of the eye in anatomical experiments.
By Robley Dunglison
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Instrument for measuring the refractive power of the eye.
By Willam Alexander Newman Dorland
