Skip to main content
. 2018 May 30;9(6):2825–2843. doi: 10.1364/BOE.9.002825

Fig. 1.

Fig. 1

Diagram of projective geometry for a perspective 3D rendering. The 3D object point a in camera coordinates is projected to the 2D image point b with pixel coordinates (u, v). The ray d from o passes through both a and b.