<prompt> Recesses of the angle of anterior chamber are best visualized by: March 2013 hKeratometerTonometerGonioscopeSnellens cha  <response>: Ans. C i.e. Gonioscope Tests procedures in ophthalmoscopy Direct ophthalmoscopy: - Image is viual erect, - Magnified 15 times Indirect ophthalmoscopy: - Image is real inveed; - Magnified 5 times; - It is done for examination of periphery of retina upto orra serrata Keratometry: Measures curvature of cornea Electronystatogram: Graph of movement of eye Anomoloscope: Detects colour blindness Retinoscopy: Objective assessment of refractive state of eye Gonioscopy: Measures angle of anterior chamber Tonometry: - Measures intraocular pressure; - Best is applanation tonometry Swinging flash test: Tests pupil Snellen cha tests: Vision Ishihara plates, Hardy Rand Rattler plates: Color vision Landolts rings: Visual acuity in illiterates, children Macular function tests: - Card board test 2 point discrimination test; Amsler grid test; - Maddox rod test etc. 