Tag Archives: flash photography

Macro using the Olympus FL-LM3 flash off camera

The little Olympus FL-LM3 flash gun is a work of genius. One of my favourite photographers, Robin Wong, has made an excellent YouTube video about this flash (see https://www.youtube.com/watch?v=tj4oDtUlpsI&ab_channel=RobinWong). I will only repeat here a few of the reasons he … Continue reading

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Some puzzles concerning flash photograhy using electronic and mechanical shutters

Well as usual, my puzzler is puzzled about quite a few things. One of them is do with photography and the way in which the mechanical shutter curtains coordinate with a flash and how the same thing is achieved with … Continue reading

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More on ‘macro technique’

I am not a photographer. I just take photographs. I greatly admire photographers who capture moments that no one else can and I wish I could do the same. However, I very much enjoy ‘the world of small things’ that … Continue reading

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Macro flash bracket and other macro tools for OM-D users

This blog entry describes several things I have made/used that make flash and macro photography easier for me; a trigger grip/bracket I have made to support two Meike Mk320p flashes, how to use such a setup in conjunction with remote … Continue reading

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An Infrared Detector with Enhanced Immunity to Daylight Interference

High speed photography in daylight is difficult (and usually not that fast!). In darkness strobe pictures of bullets are made possible by utilizing a fast photo-diode or other photo-sensitive device as a switch – as the bullet passes the detector, … 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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Measuring flash duration with a PIN photodiode

In order to tinker with LED-based flash lighting, it seemed like a good idea to have some way of measuring flash intensity and also flash duration. Intensity seemed like it might be quite difficult to get results in meaning units … 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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