Features

• Sequential and non-sequential ray tracing in three-dimensional space
• Symbolic parameterization of optical system characteristics
• Energy calculations, including models of gain and absorption
• Positioning functions
• Aperture stops, pinholes, and baffles
• Gratings
• Fresnel-flattened lenses and mirrors
• Gain and absorption through bulk material
• Amplitude and optical path length (phase) information
• Arbitrary user-defined, optical surface profiles of any shape
• Analytic parametric descriptions of optical surface shapes
• Intensity plots of any surface
• Geometric point spread function
• Modulation transfer function