Videos show 3 heads based UV printer machine print on black glass with varnish gloss color. The UV printer is with 3 pcs of print heads, one head for color ink printing, another head for white ink printing while the 3rd head for gloss varnish color printing, they are printing at one pass/time. Different printing resultions will brings different varnish results and printing speeds. The higher printing resultion, the brighter varnish and the lower printing speed.

UV printer for printing varnish effect, steps:
1. set a print head separately to print varnish, above we called it the 3rd head
2. set 1 set of ink circuit system separately to print varnish, like ink tube/pipe, ink damper, ink pad
3. choose the varnish printing setting from printing software to print varnish