Comments on: Buying a Photo Printer http://www.picturecorrect.com/tips/buying-a-photo-printer/ Photography Tips & Techniques Wed, 08 Feb 2012 22:47:51 +0000 hourly 1 By: Joe McGuire http://www.picturecorrect.com/tips/buying-a-photo-printer/#comment-1256 Joe McGuire Wed, 31 Mar 2010 23:58:21 +0000 http://test.picturecorrect.com/?p=1383#comment-1256 Lasers most certainly do not work by the method described above "use heat to force the ink through the print head and onto the paper" and the dots on a laser print certainly are not (usually) uneven in size. A large number of home-use inkjet printers (not Epson) use heat to expel the ink from the individual print head nozzles though this is rapidly falling out of favour. Epson typically uses piezoelectric as do most large-scale inkjets. General opinion is that piezoelectric is better suited for longer lasting / archival prints since the other kind requires ink with a certain volatility. Lasers most certainly do not work by the method described above “use heat to force the ink through the print head and onto the paper” and the dots on a laser print certainly are not (usually) uneven in size.

A large number of home-use inkjet printers (not Epson) use heat to expel the ink from the individual print head nozzles though this is rapidly falling out of favour. Epson typically uses piezoelectric as do most large-scale inkjets. General opinion is that piezoelectric is better suited for longer lasting / archival prints since the other kind requires ink with a certain volatility.

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