Topcon) which provides a central wavelength of 1050 nm and acquisition speed of 100,000 A-scans per second. Images were acquired from 4.5 × 4.5-mm cube scans and each cube was consisted of 320 clusters of four repeated B-scans centered on the optic disc. The pupil was fully dila...
Disc-centered digital retinal fundus photographs were obtained from all participants using a non-mydriatic retinal camera (TRC 50DX, Topcon Inc., Tokyo, Japan) after pharmacological pupil dilation. A series of retinal photographic vascular metrics (vessel caliber, vascular fractal dimension, vascular tor...