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hardware.md

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notes

filter wheel polarization-orientation measurements

Alice filter ID Alice filter orientation Bob filter ID Bob filter orientation beam intensity classification
1 1 1000 µW max
1 2 45° 730 µW mid-high
2 45° 1 450 µW mid-low
2 45° 2 45° 900 µW max
4 -45° 1 720 µW mid-high
4 -45° 2 45° 220 µW low
5 90° 1 240 µW low
5 90° 2 45° 475 µW mid-low

Motor current setting

The motor voltage for the stepper driver is set at 0.31V. To increase the voltage you have to turn the screw on the stepper driver clockwise.

KiCAD - Circuit diagram

image