The Optical Defect,Astigmatism

There are two types of astigmatism,regular and irregular. It is a refractive error. This video explains all about this.

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Channels: Medical

Tags: Astigmatism

Uploaded by: ( Send Message ) on 11-12-2011. Dnatube suggest users to have interest in drug testing, mesothelioma, insurance, medical lawyers.

Duration: 1m 20s

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