ʻO ka mīkini pololei kahi mea nui o ka hana laser. Ua hoʻomohala ʻia mai nā lasers nanosecond solid green/ultraviolet a hiki i nā lasers picosecond a me femtosecond, a ʻo nā lasers ultrafast ke kumu nui. He aha ke ʻano o ka hoʻomohala ʻana o ka ultrafast precision machining? ʻO ke ala i waho no nā lasers ultrafast e hoʻonui i ka mana a hoʻomohala i nā hiʻohiʻona noiʻi hou aʻe.