To invent, you need a good imagination and a pile of junk. – Thomas Edison
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Category Archives: Lighting

Finally! my 7D on-camera flash finally gave in

On-camera flash on my 7D had intermittent problems, now the problem is permanent. This is a good news for me, getting even with  the Canon service center; in the past  rejected with a smile implying a con, failed to reproduce the problem  on the spot, surely  you’ve  experienced this embracing feeling, I would have my satisfaction now, rejecting the [...]

Rancilio Audrey Group Head

Today I disassembled my Audrey with the intent to install pre-infusion mod and to clean the group head. I did not install the mod though. I realized that my mental picture of the mod is not matching what I found in the machine.
I am looking for a place to attach the water shock absorber. [...]

Learning the ropes on the Canon 7D

Silent shooting mode has to be set to “disable” if you want to synchronize an external flash with a 7D (as well as 5D MK2 apparently). It is a documented, but fairly obscure feature.
Live view gives interesting advantage for manual lenses. At 10x magnification it is possible to achieve very nice focus without having to [...]

Vacation clothes shot with my octagon ringlight

This is another video episode shot with my Octagon Light design

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A first not-so-nice surprise from Canon 7D

It turns out that I cannot sync an external flash off the camera PC sync when remote ETTL sync is active!
This is what happens. I turn the camera on, connect a PocketWizard to the PC port and fire a shot. Flash goes off, as designed. Then I pop the on-camera flush up and make another [...]

Black foamy thing

Black flag is an old idea. Here is a simple DIY twist on this idea for speedlights

Lighting setup with two umbrellas

Found a reference to a  two umbrella setup that mimics a beauty light.
It is like a large beauty light. There are two drawbacks to this setup IMHO. Fist, it must be loosing a lot of light in reflections between the two umbrellas. Second, as any beauty light it would have a sweet spot where light would [...]

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