The printing itself can now be a very integral part of the glass in a variety of ways. And the printing industry has responded with advances that make glass and printing a marriage made in heaven.
Direct printing on glass - This type of printing can be both UV cured inks or ceramic frit. Both processes have had a huge benefit with the prevalence of low-iron glass so that color transmission is more true. The ink adherence is extremely strong, bonding to the glass so it can be chipped or flaked off. The resolution in quality has done nothing but increase in recent years. 300 dpi is a high print quality that was unheard of on glass just a few years ago…but I’ve seen some printers that do 1440 dpi and higher! Also, the addition of white ink in some printers allows for a wider range of effects and colors.
Read the full story: www.dreamwallsglass.com/2011/09/customization-printing-on-glass/