The flashlamp was made of chemical mixture with oxidant, fuel, and binder.The emission spectrum of pyrotechnic flame covered most of the absorption bands of Nd3+ in phosphate glass.

• 闪光灯的化学成分为含氧化剂、燃料和粘合剂的混合物，这些化学物质组成的烟火剂燃烧时火焰发射光谱覆盖了多数磷酸盐钕玻璃的吸收谱带。