diff --git a/software/control/camera.py b/software/control/camera.py
index f99ec704..10c411ef 100644
--- a/software/control/camera.py
+++ b/software/control/camera.py
@@ -341,7 +341,7 @@ def read_frame(self):
             numpy_image = raw_image.get_numpy_array()
             if self.pixel_format == "MONO12":
                 numpy_image = numpy_image << 4
-        # self.current_frame = numpy_image
+        self.current_frame = numpy_image
         return numpy_image
 
     def _on_frame_callback(self, user_param, raw_image):
diff --git a/software/control/widgets.py b/software/control/widgets.py
index 09174e5f..52dfa964 100644
--- a/software/control/widgets.py
+++ b/software/control/widgets.py
@@ -532,7 +532,7 @@ def toggle_live(self, pressed):
 
     def toggle_characterization_mode(self, state):
         global LASER_AF_CHARACTERIZATION_MODE
-        LASER_AF_CHARACTERIZATION_MODE = state
+        LASER_AF_CHARACTERIZATION_MODE = bool(state == Qt.Checked)
 
     def update_exposure_time(self, value):
         self.signal_newExposureTime.emit(value)