Zithini izibane zenkungu? Umahluko phakathi kwenkungu yangaphambili kunye ne-POG yenkungu?
Izibane ze-FOG zahlukile kwizibane ezisebenzayo kwisakhiwo sangaphakathi kunye nendawo kwangaphambili. Izibane ze-FOG zihlala zibekwe ezantsi kwemoto, ekufutshane nendlela. I-FOG Lamps ine-angle ye-firkoff encotsheni yezindlu kwaye zenzelwe kuphela ukuba ikhanyise umhlaba phambi okanye ngasemva kwezithuthi. Enye into eqhelekileyo yilensi etyheli, i-bulb etyheli, okanye zombini. Abanye abaqhubi bacinga ukuba zonke izibane zenkungu zityheli, i-tyhely ingcambane ye-tyheli; Ukukhanya kwe-Yellow kune-wavelength ende, ukuze ingenise imeko enkulu. Umbono kukuba ukukhanya kwe-yellow kunokudlula kwi-FAGS AMAFATHI AXELILISI SOKUGQIBELA WOKUVAVANYA IIMBONO. I-FOG Lamps isebenza ngenxa yendawo yokunyuka kunye ne-angle ijolise, hayi umbala.
