A compact, low-profile nozzle assembly (110, 610, 710, 810, 1010) configured for placement very near and cleaning of a wide-angle image sensor's exterior surface (22, 122, 222, 322, 622, 722, 822, 1022), comprising: a rigid, low-profile conformal housing fixture (711, 811, 911, 1011) enclosing an internal fluid transmission lumen and providing fluid communication from a conformal housing fixture fluid inlet (142, 342, 642, 742, 842, 942, 1042) to a housing fixture distally projecting low-profile nozzle head (130, 132, 230, 232, 330, 630, 730, 830, 930, 1030); said low-profile conformal housing fixture being configured with a distal side surface opposing a proximal side surface, wherein said distally projecting low-profile nozzle head projects from said housing's distal surface; said low-profile conformal housing fixture being configured to wrap around or encircle and support an image sensor housing sidewall surface terminating distally in an objective lens surface (22, 122, 222, 322, 622, 722, 822, 1022), wherein said distally projecting nozzle head is positioned beside and aimed to spray along a transverse spray axis aimed at the center of said distal objective lens surface; wherein said low-profile nozzle head is configured to aim a spray issuing from the nozzle's outlet orifice (1230, 1330) along the spray axis toward the periphery of objective lens' external surface, and wherein the lateral offset distance between said nozzle's outlet orifice and the periphery of objective lens' external surface is selected to be in the range of 2mm to 10mm, in order to provide a compact, unobtrusive nozzle assembly; and wherein said nozzle head includes a compact fluidic oscillator (501, 1200, 1300) having an interaction chamber (331, 1220) terminating in said outlet orifice, said oscillator being supported with the oscillator's outlet orifice centered on the spray axis, and said oscillator having an axial length along the spray axis of about 3mm, the nozzle assembly being characterized in that said low-profile nozzle head's compact fluidic oscillator's interaction chamber has opposing lateral inlets or fluid feeds (1222, 1224) configured to operate on a selectively actuated flow of pressurized washing fluid flowing through the oscillator's chamber to generate an exhaust flow of fluid droplets through said outlet spray orifice, said oscillator being supported with the oscillator's orifice centered on the spray axis. a rigid, low-profile conformal housing fixture (711, 811, 911, 1011) enclosing an internal fluid transmission lumen and providing fluid communication from a conformal housing fixture fluid inlet (142, 342, 642, 742, 842, 942, 1042) to a housing fixture distally projecting low-profile nozzle head (130, 132, 230, 232, 330, 630, 730, 830, 930, 1030); said low-profile conformal housing fixture being configured with a distal side surface opposing a proximal side surface, wherein said distally projecting low-profile nozzle head projects from said housing's distal surface; said low-profile conformal housing fixture being configured to wrap around or encircle and support an image sensor housing sidewall surface terminating distally in an objective lens surface (22, 122, 222, 322, 622, 722, 822, 1022), wherein said distally projecting nozzle head is positioned beside and aimed to spray along a transverse spray axis aimed at the center of said distal objective lens surface; wherein said low-profile nozzle head is configured to aim a spray issuing from the nozzle's outlet orifice (1230, 1330) along the spray axis toward the periphery of objective lens' external surface, and wherein the lateral offset distance between said nozzle's outlet orifice and the periphery of objective lens' external surface is selected to be in the range of 2mm to 10mm, in order to provide a compact, unobtrusive nozzle assembly; and wherein said nozzle head includes a compact fluidic oscillator (501, 1200, 1300) having an interaction chamber (331, 1220) terminating in said outlet orifice, said oscillator being supported with the oscillator's outlet orifice centered on the spray axis, and said oscillator having an axial length along the spray axis of about 3mm, the nozzle assembly being characterized in that said low-profile nozzle head's compact fluidic oscillator's interaction chamber has opposing lateral inlets or fluid feeds (1222, 1224) configured to operate on a selectively actuated flow of pressurized washing fluid flowing through the oscillator's chamber to generate an exhaust flow of fluid droplets through said outlet spray orifice, said oscillator being supported with the oscillator's orifice centered on the spray axis.