stenopaic spectacles

stenopaic spectacles
stenopaic spectacles,
spectacles in which each lens is covered by an opaque plate with a small central aperture.

Useful english dictionary. 2012.

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Look at other dictionaries:

  • spectacles — Lenses set in a frame that holds them in front of the eyes, used to correct errors of refraction or to protect the eyes. The parts of the s. are the lenses; the bridge between the lenses, resting on the nose; the rims or frames, encircling the… …   Medical dictionary

  • stenopeic, stenopaic — Provided with a narrow opening or slit, as in s. spectacles. [steno + G. ope, opening] …   Medical dictionary

  • Astigmatism (eye) — DiseaseDisorder infobox Name = Astigmatism ICD10 = ICD10|H|52|2|h|49 ICD9 = ICD9|367.2 Astigmatism is an optical defect, whereby vision is blurred due to the inability of the optics of the eye to focus a point object into a sharp focused image on …   Wikipedia

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