poornima sewwandi

spectacle for hypermetropia optometry convergence weeknesses symptoms early presbyopia poor convergence ocular albinism albinism treatment for ahp abnormal head posture pitiutary gland tumour prism with spectacle treatment for double vision optometry case scenario hemianopia treatment fresnel prism yoked prism optometry cases brain tumour prism vision therapy eye surgeries functional hypermetropia 3rd nerve palsy types of hypermetropia diffraction closed angle glaucoma open angle glaucoma glaucoma humpery field analyzer visual evaluation techniques classical defects visual path hill of vision visual field schimer but tear function test tear case study optical treatment hypermetropia