コンテンツにスキップ

PATENT OF PHOTO FLASH SYNCHRONISER (1939)

£20.00
SKU APA4-PTT072
size
frame

In 1927, the first flash bulbs were produced by General Electric. The first bulbs were made of glass, but were eventually switched to plastic when realising the magnesium’s ignition of the flash could actually break the bulb.

Also available as