Tag Archives: flash

How to take ‘bad macro’ photos

I was somewhat reluctant to do a blog post about the process of taking pictures. Whenever I read anything about this on internet forums, there is lots of flaming and trolling. However, I want to start out by freely admitting … Continue reading

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Brighter, faster, flashes from an LED-based flash gun – part 2

I have spent a little while now looking at the possibility of building a lower power version of the exciting Vela One very high-speed flash gun. Recently, I have managed to squeeze significantly better flashes out  of the 10W COB … Continue reading

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Brighter, faster, flashes from an LED-based flash gun – part 1

This is a quick post to show that it is relatively easy to get very fast, bright, flashes from larger LEDs than those I reported upon in an earlier post. I used the same circuitry as before but this time … Continue reading

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Experiments using LEDs as a flash gun for high speed photography

I recently read on the Dreamingrobots Forum (http://www.dreamingrobots.com/forums/viewtopic.php?f=8&t=2237) about a very fast LED-based flash gun called the Vela 1 (http://www.vela.io/). This flash gun is amazingly speedy, delivering significant amounts of light within 500ns. That’s incredibly quick even by comparison to … Continue reading

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