Jacob Siegel

Ssenior Software Engineer, QED Technologies

Jacob Siegel is a senior software engineer at QED Technologies (Rochester, NY).

FIGURE 1. A diagram of rigid-body motions shows the six possible degrees of freedom. For rotationally symmetric parts, the axis of symmetry is assumed to be along the Z axis.

Aspheres: Removing alignment errors from measurements of spherical, aspheric, and freeform optics

Aug. 1, 2019
Optical surface measurements include alignment error from rigid-body position uncertainty; challenges exist when fitting such errors on aspheres and freeforms.