The periphery of the retina is visualized by –
Direct ophthalmoscopy is used to evaluate details of the optic disc, fovea centralis, retinal fixation and retinal vasculature.
Indirect ophthalmoscopy offers a broader overview of the fundus than the direct method, depending upon the refractive power of the employed lens. It readily allows examination of the fundus as far as to the periphery.
Indirect ophthalmoscopy
Direct ophthalmoscopy
Goniocopy
Contact lens