... 点光源（Spot Light Sources） 闪光源（Flash Light Source） 紫外LED光源（UV-LED LIGHT SOURCE） ...
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xenon flash light source 脉冲氙灯光源
The high power LED flash current source can operate in flash, torch, and assist light mode.
高功率LED闪光灯电流源有闪光、火炬和协助光模式。
If you bounce the flash off a wall to the side of you, or behind you, then the source of light relative to the subject, is much larger than if you had shot with the flash straight on.
如果你把闪光灯打到你旁边或身后的墙上，相对于拍摄主体来说，此时的光源面积要比直接将闪灯打到主体上要大的多。
Second-generation phototypesetter A computer aided phototypesetting system using flash tube as the light source and a rotating film matrix for exposing the film or paper.
第二代照排机电脑辅助的照相排字系统。它用闪光管作光源，把旋转中的菲林字母板上的字体影排队于菲林或相纸上。
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