5. Laser chosema, nthawi zina wamphamvu ndipo nthawi zina wofooka kapena palibe laser limatulutsa kapena laser limatulutsa mfundo zambiri?

Chifukwa 1: Kuphulika kwa lens yowunikira.

Yankho: Bwezerani lens yowunikira.

Chifukwa 2: A ndi B mipata pa sensa madzi dzimbiri kapena osalumikizidwa bwino.

Yankho: Yang'anirani kulumikizana ndikuwonetsetsa kuti madzi akuyenda bwino kuchokera pa point A mpaka B.

Chifukwa 3: Optical njira kusintha.

Yankho: Sinthaninso njira ya kuwala.

Chifukwa 4: Kukhazikitsa mu Control Panel.

Njira: Bwezeraninso.

Chifukwa 5: Kugwira ntchito nthawi yayitali, kutentha kwamadzi mu thanki ndikokwera kwambiri.

Yankho: Bwezerani madzi ozizira.