radians_to_strain
radians_to_strain(
     patch: Patch ,
     gauge_length = None,
     wave_length: float = 1.5500000000000002e-06,
     stress_constant: float = 0.79,
     refractive_index: float = 1.445,
 )
Convert data in radians to strain (rate).
This applies the simple formula found in Lindsey, Rademacher, and Ajo-Franklin (2020) to convert data whose units have a radians component to strain.
Parameters
| Parameter | Description | 
|---|---|
| gauge_length ( | The gauge length in meters. | 
| wave_length ( | The laser wavelength in m. | 
| stress_constant ( | The stress constant. | 
| refractive_index ( | The refractive index of the cable. | 
Note
Equation 3 of Lindsey, Rademacher, and Ajo-Franklin (2020): 
