Tag Archives: density

If You Want Shocks, You Don’t Need Fast Jets

Every once in a while, when photographing a fast jet at transonic speeds, you might get something in the background that allows the diffraction caused by the formation of shockwaves to be visualized.  I have posted about that here.  I … Continue reading

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Variable Neutral Density Filter

Two of my shooting requirements have led me to the world of neutral density filters. Getting a low shutter speed on helicopters often results in very small apertures which can be a pain when it comes to sensor dust. Also, … Continue reading

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