diff --git a/common/src/aaredaqlib/models.py b/common/src/aaredaqlib/models.py
index 33405945..1265afc2 100644
--- a/common/src/aaredaqlib/models.py
+++ b/common/src/aaredaqlib/models.py
@@ -450,7 +450,7 @@ def def_loop_centering_zoom() -> LoopCenteringZoomModel:
     return LoopCenteringZoomModel(
         z=[
             LoopCenteringZoomModelElem(
-                zoom_value=1, sam_cam_gain=50.0, sam_cam_exp=0.05,
+                zoom_value=1, sam_cam_gain=0, sam_cam_exp=0.05,
             )
         ]
     )
@@ -522,24 +522,24 @@ class ZoomModel(BaseModel):
 def def_zoom() -> ZoomModel:
     return ZoomModel(
         z={
-            1: SampleCameraSettings(gain=50.0, exposure=0.05),
-            280: SampleCameraSettings(gain=50.0, exposure=0.05),
-            500: SampleCameraSettings(gain=100.0, exposure=0.05),
-            700: SampleCameraSettings(gain=150.0, exposure=0.05),
-            800: SampleCameraSettings(gain=100.0, exposure=0.10),
-            1000: SampleCameraSettings(gain=200.0, exposure=0.10)
+            1: SampleCameraSettings(gain=0, exposure=0.05),
+            280: SampleCameraSettings(gain=0, exposure=0.05),
+            500: SampleCameraSettings(gain=0, exposure=0.05),
+            700: SampleCameraSettings(gain=0, exposure=0.05),
+            800: SampleCameraSettings(gain=0, exposure=0.10),
+            1000: SampleCameraSettings(gain=0, exposure=0.20)
         }
     )
 
 def def_bl_zoom() -> ZoomModel:
     return ZoomModel(
         z={
-            1: SampleCameraSettings(gain=25.0, exposure=0.001),
-            280: SampleCameraSettings(gain=50.0, exposure=0.001),
-            500: SampleCameraSettings(gain=50.0, exposure=0.001),
-            700: SampleCameraSettings(gain=100.0, exposure=0.002),
-            800: SampleCameraSettings(gain=100.0, exposure=0.002),
-            1000: SampleCameraSettings(gain=200.0, exposure=0.005)
+            1: SampleCameraSettings(gain=0, exposure=0.002),
+            280: SampleCameraSettings(gain=0, exposure=0.002),
+            500: SampleCameraSettings(gain=0, exposure=0.002),
+            700: SampleCameraSettings(gain=0, exposure=0.002),
+            800: SampleCameraSettings(gain=0, exposure=0.002),
+            1000: SampleCameraSettings(gain=0, exposure=0.005)
         }
     )