%0 Journal Article %T INVESTIGATION OF THE ROLE OF CERTAIN FACTORS AFFECTING THE CONTRAST IN LASER MARKING %A L. Lazov %A A. Atanasov %A N. Angelov %J Contemporary Materials %D 2011 %I Academy of Sciences and Arts of Republic of Srpska %X An in-ve-sti-ga-tion has been ma-de of de-pen-den-ce of mar-king con-trast on sur-fa-ce ro-ug-hness, spa-cing bet-we-en hatches (that is the pitch bet-we-en hatches) and the speed for pro-ducts ma-de of tool steel. Ex-pe-ri-ments ma-de con-cern pul-se la-ser Cu-Br uti-li-zing §®§°-§²§¡ system. %K laser marking %K contrast %K roughness. %U http://www.savremenimaterijali.info/sajt/doc/file/casopisi/2_1/3_lazov.pdf