Commercial laser printers typically produce pin-sharp images with spots of ink about 20 micrometers apart, resulting in a resolution of 1,200 dots per inch (dpi). By shrinking the separation to just ...

Color laser printers provide crisp, waterproof text and brilliant images. They work well for home offices and small businesses, since they can produce a high print volume per toner cartridge. However, ...

The highest possible resolution images - about 100,000 dots per inch - have been achieved, and in full-colour, with a printing method that uses tiny pillars a few tens of nanometres tall. The method, ...

A colored nanoscale rendition of a standard test image used in image processing experiments. [Credit: A*STAR] You might have thought that the highest-resolution image would have come in the form of ...