Project: Optical Hair Measuring Device

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From testing to communication

CAD model of the hair testing device case with iPhone

CAD model of hte interior components of the hair testing voice

Information flow diagram of the device

Test grip used to hold the hair for testing on the Instron machine

Results of the Finite Element Analysis revealing stress concentrations in the flexure.

Electronic component layout

Raw image of a 100micrometer tungsten wire taken in the device

Hair image after preprocessing on MATLAB.

Grayscale intensity profile of the test image after preprocessing.

Probability density function of the edge pixel location for one edge using the sigmoid fitting method.

System communication diagram

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