A projection system, comprising: a light source including at least one laser configured to emit input laser light; a spatial light modulator configured to receive the input laser light and generate modulated laser light, wherein the modulated laser light comprises a plurality of diffraction orders generated by the input laser light being diffracted by the spatial light modulator; a lens configured to Fourier transform the modulated laser light and focusing the modulated laser light as Fourier-transformed by the lens onto a Fourier plane; a filter for spatially filtering in the Fourier plane the modulated laser light as Fourier-transformed by the lens, configured to transmit at least one diffraction order of the modulated laser light as Fourier-transformed by the lens and to block a remaining portion of the modulated laser light as Fourier-transformed by the lens; and a controller for controlling the spatial light modulator, configured to: for each of a plurality of subperiods, cause the spatial light modulator to project an image through the lens and the filter, and between each of the plurality of subperiods, cause the spatial light modulator to shift the position of an image to be projected by the spatial light modulator by a partial pixel distance, wherein the filter is configured to transmit at least a zeroth diffraction order of the modulated laser light as Fourier-transformed by the lens, and wherein the filter includes an aperture for passing the at least one diffraction order transmitted by the filter, wherein a size of the aperture is between 190% and 210% of a size of the zeroth diffraction order of the modulated laser light in the Fourier plane. a light source including at least one laser configured to emit input laser light; a spatial light modulator configured to receive the input laser light and generate modulated laser light, wherein the modulated laser light comprises a plurality of diffraction orders generated by the input laser light being diffracted by the spatial light modulator; a lens configured to Fourier transform the modulated laser light and focusing the modulated laser light as Fourier-transformed by the lens onto a Fourier plane; a filter for spatially filtering in the Fourier plane the modulated laser light as Fourier-transformed by the lens, configured to transmit at least one diffraction order of the modulated laser light as Fourier-transformed by the lens and to block a remaining portion of the modulated laser light as Fourier-transformed by the lens; and a controller for controlling the spatial light modulator, configured to: for each of a plurality of subperiods, cause the spatial light modulator to project an image through the lens and the filter, and between each of the plurality of subperiods, cause the spatial light modulator to shift the position of an image to be projected by the spatial light modulator by a partial pixel distance, for each of a plurality of subperiods, cause the spatial light modulator to project an image through the lens and the filter, and between each of the plurality of subperiods, cause the spatial light modulator to shift the position of an image to be projected by the spatial light modulator by a partial pixel distance, wherein the filter is configured to transmit at least a zeroth diffraction order of the modulated laser light as Fourier-transformed by the lens, and wherein the filter includes an aperture for passing the at least one diffraction order transmitted by the filter, wherein a size of the aperture is between 190% and 210% of a size of the zeroth diffraction order of the modulated laser light in the Fourier plane.