Want to try your hand at really high-speed photography, but put off by the costs and dangers of an air-gap flash? (One such model, Maurice Ribble's Airgap, will run you US$2,000 and jumps 16,000 volts across two electrodes to create its brief light source.) Now, there's a much more affordable, LED-based alternative: the Vela One.
The problem with high-speed photography isn't just that you need a tightly-controlled, brief flash, but also that the flash must be very powerful, since the exposure is so short. To provide the…
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