Power calculations added

LabExT/Movement/Stages/DMD.py

@@ -5,6 +5,7 @@
 from LabExT.View.Controls.DriverPathDialog import DriverPathDialog
 import numpy as np
 import time
+import math
 
 #!/usr/bin/env python3
 # -*- coding: utf-8 -*-
@@ -371,6 +372,22 @@ def fiber_sweep(self) -> np.ndarray:
             p -= 1
         return dat
 
+    def powerCalc_in_mW(self,
+            voltList: list,
+            lossRatio: float = 0.2,
+            responsivity: float = 0.45) -> list:
+        # in mV
+        p = []
+        for voltage in voltList:
+            photoCurrent = voltage/200 # mA
+            power = photoCurrent/responsivity
+            p.append(power)
+        return p
+
+    def powerConV_mW_to_dBm(self,
+            mW_pow: float):
+        return 10*math.log10(mW_pow)
+