TPB #91 – Bullets Colliding with Water Droplets

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The holy grail of high speed photography. A shot of mythical technical expertise where a pellet pierces a water droplet in midair. Here I demystify this incredible shot and give the complete details on how anyone with a Camera Axe can recreate this amazing shot!

Here is the Camera Axe software I used in the video.

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TPB #90 – Analyzing Error in the Projectile Sensor

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The error of the Camera Axe’s projectile sensor is analyzed. Experiments are done in software to isolate the error which turns out to come almost entirely from the 4 microsecond granularity of the Camera Axe’s timer hardware. Then math is done on that 4 microsecond granularity to determine how that affects the reported speed of the bullet in the Camera Axe and the positioning of the bullet in a photo.

For a ...

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