Mepụta nsụgharị dị mgbagwoju anya nke ahịrịokwu a Flashbulbs were ogologo oge iji ruo oke ọkụ ma gbaa ọkụ karịa ọkụ eletrik.
N'ezie, nsụgharị dị mgbagwoju anya nke ahịrịokwu ahụ bụ "Flashbulbs were ogologo oge iji ruo nchapụta zuru oke ma gbaa ọkụ ruo ogologo oge karịa ọkụ eletrọniki, ma nwee ọsọ ọsọ ọsọ ọsọ (na-emekarị site na 1/10 ruo 1/50 nke abụọ) na-eji igwefoto iji hụ na nhazi oge kwesịrị ekwesị. "