starlight s sler® - built-in version for a better curing result sler® stands for „soft light energy release”, a slow decrease of light intensity at the end of the cycle. This patented mectron technology modulates and controls the temperature and shrinkage of the composite, improving its mechanical properties. for flexible use Polymerization with more than 1.400 mW/cm2. The starlight s sler® can be easily built into a dental unit – the ergonomic handpiece can be positioned simply in the quiver (its holder). starlight s sler® is equipped with 6 different operating modes.