Difference between revisions of "Alva flash unit No. 1"
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| − | The '''Alva flash unit No. 1''' was a triple reflector [[flashgun]] for use with three big [[flash bulbs]]. It needed flat 4.5V batteries. With the camera shown in the images [[flash sync]] shutter speed is 1/20 sec. | + | The '''Alva flash unit No. 1''' was a triple reflector [[flashgun]] for use with three big [[flash bulbs]]. It needed flat 4.5V batteries. With the camera shown in the images [[flash sync]] shutter speed is 1/20 sec. The flash unit is branded "ALVA marque exposee" what means ALVA trademark. |
[[Category:Flash]] | [[Category:Flash]] | ||
[[Category:1939]] | [[Category:1939]] | ||
Revision as of 22:07, 4 March 2024
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| Alva flash unit No. 1 mounted on Minimum-Palmos image by Michael Roth (Image rights) |
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| image by Michael Roth (Image rights) |
The Alva flash unit No. 1 was a triple reflector flashgun for use with three big flash bulbs. It needed flat 4.5V batteries. With the camera shown in the images flash sync shutter speed is 1/20 sec. The flash unit is branded "ALVA marque exposee" what means ALVA trademark.
