Thiini wa tekinoronjĩ ya 3M, ThinkPad ya Lenovo ĩteithagia kũniina hinya wa backlight na gĩcunjĩ kĩa 20-30% na ĩgũthiĩ na mbere na gũtũũra kwa bataraji na gĩcunjĩ kĩa 20% gũkĩra mĩthemba ya mbere. Thiini wa Lenovo ThinkPad T Series nĩcio thimu iria nene mũno cia PC cia biacara, na nĩcio ciĩna mathangũ ma makĩria ma milioni 100 .