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Using the Biomicroscope
The Practical Application
3 other sections not shown
angle of incident aperture fenestrations aphakia aphakic apical bearing apical clearance base curve bearing areas beneath the lens biomicroscope blink Bowman's layer bubble formations changes clinical contact lens design contact lens fit contact lens practice contact lens wear corneal abrasions corneal edema corneal epithelium corneal lens fitted corneal sensitivity corneal transparency Descemet's membrane diffuse illumination direct illumination Duke-Elder edematous areas epithelial edema epithelial surface fitting philosophy flatter fluorescein front surface high magnification incident light indirect induced keratoconus lacrimal interchange lamp lens edges lens movement lens position lenses limbal vessels limbus low and high low magnification medium beam microscope modification narrow beam observed optic zone diameter optical section overall lens oxygen patient peripheral corneal areas peripheral curve photograph photophobia posterior corneal surface pre-wear procedure proximal illumination punctates pupil reduce retinoscopy scleral sclerotic scatter slit slit-lamp spectacle prescription specular reflection staining steeper stroma tear layer types of illumination width