Refer to the patent US#5193008
for a technique that increases resolution of a raster device.
DP-Tek developed this for laser printer devices, but the idea applies to other technologies. Basically, you can place a physical line between adjacent laser scan lines, using the analog memory of the OPC drum.
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DP-Tek developed this for laser printer devices, but the idea applies to other technologies. Basically, you can place a physical line between adjacent laser scan lines, using the analog memory of the OPC drum.