Ubuchwepheshe bokuhlola nge-optical buhlolela ukuhlehlisa ubude bohlanga, ukuhlehlisa indawo, ukuxubana kombala, ukugoba, amabala kanye nokuba khona/ukungabi khona. Ihambisana nezinhlanga eziqondile nezigobile, ihlangabezana nezidingo zokuhlola ikhwalithi enkulu yemboni yokudla.