The Random Directions into a Sphere option generates a user defined number of rays with random directions into a sphere at each of the ray positions.
This feature can be accessed by selecting Random directions into a sphere as the ray direction type on the Positions/Directions tab of a detailed source dialog box.
Ray Directions - Focus to / from two astigmatic focii Ray Directions - Astigmatic Gaussian beam Ray Directions - Focus to / from a point Ray Directions - Multiple source angles (plane waves) Ray Directions - Multiple source positions Ray Directions - Random directions into an angular range Ray Directions - Single direction (plane wave) Ray Directions - Directions to hexagonal grid points in angle space Ray Directions - Randomly according to intensity distribution Ray Directions - M Squared Laser Beam
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