Documents Perimetry-Reading a Sinsle Field

READING A SINGLE FIELD OF AUTOMATED PERIMETRY Siddarth sain What is the visual field? A three dimensional area seen around an object of fixation Perimetry is the procedure…

Documents astigmatism_2.ppt

Astigmatism is a type of refractive error wherein the refraction varies in the different meridian. Astigmatism is a defect in which light entering the eye is unable to be…

Documents astigmatism

Astigmatism is a type of refractive error wherein the refraction varies in the different meridian. Astigmatism is a defect in which light entering the eye is unable to be…

Health & Medicine Astigmatism, presbyopia and aphakia

1. ASTIGMATISM, PRESBYOPIA AND APHAKIA Resident(1st year) National Academy of Medical Sciences 2. ASTIGMATISM 3. ASTIGMATISM Greek; A-without, Stigmos- a point/a spot (Coined…