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Anatomy and function
Plotting isopters kinetically
18 other sections not shown
0.5 log unit 25 degrees Albrecht von Graefes Amsler grid aphakia automatic perimeter becomes visible boundary cataract central field central scotoma Chapter clinical contact lens contact lenses degrees from fixation depression diagnostic example eye examination field diagram field of vision fovea glaucoma Goldmann perimeter hemianopia hill of vision horizontal meridian inconsistent responses intraocular pressure isopter plot kinetic perimetry l-3e isopter localized depression look method move the stimulus nasal step Ophthalmol optic disc optic nerve pantograph patient responds performed perimetrist peripheral field physiologic blind spot plot isopters present quantitative reduced visual refractive error result retina scatterplot screening examination shallow scotoma slope static cut static perimetry static spot checking static threshold perimetry stimulus is seen stimulus is visible stronger stimulus suprathreshold tangent screen technique test object test stimulus threshold is determined vertical meridian visual acuity visual field defects visual field examination visual field testing visual sensation visual threshold