Scene test targets - ISET/isetcam GitHub Wiki
Images illustrating 2D targets
These are some of the targets built into sceneCreate. The list of targets is always increasing, so check the code. Each one of these targets can be adjusted by setting parameters in the sceneCreate() call. See the documentation.
(macbeth d65, freqorient, L star)
(zone plate, letter, sweep frequency)
(hdr image, rings rays, slanted edge)