diff --git a/cuvis/AcquisitionContext.py b/cuvis/AcquisitionContext.py
index 2bb8e4e..afae576 100644
--- a/cuvis/AcquisitionContext.py
+++ b/cuvis/AcquisitionContext.py
@@ -1,9 +1,4 @@
-try:
-    from cuvis_il import cuvis_il
-except ImportError as e:
-    if e.msg.startswith('DLL'):
-        raise
-    import cuvis_il
+from _cuvis_il import cuvis_il
 from .Async import Async, AsyncMesu
 from .Calibration import Calibration
 from .General import ComponentInfo
diff --git a/cuvis/Async.py b/cuvis/Async.py
index 2b0ef4f..a676812 100644
--- a/cuvis/Async.py
+++ b/cuvis/Async.py
@@ -1,7 +1,4 @@
-try:
-    from cuvis_il import cuvis_il
-except:
-    import cuvis_il
+from _cuvis_il import cuvis_il
 from .Measurement import Measurement
 from .cuvis_aux import SDKException
 from .cuvis_types import AsyncResult
diff --git a/cuvis/Calibration.py b/cuvis/Calibration.py
index 2a3ca62..d6e9191 100644
--- a/cuvis/Calibration.py
+++ b/cuvis/Calibration.py
@@ -1,12 +1,7 @@
 import os
 from pathlib import Path
 
-try:
-    from cuvis_il import cuvis_il
-except ImportError as e:
-    if e.msg.startswith('DLL'):
-        raise
-    import cuvis_il
+from _cuvis_il import cuvis_il
 from .SessionFile import SessionFile
 from .cuvis_aux import SDKException, Capabilities
 from .cuvis_types import OperationMode
diff --git a/cuvis/Export.py b/cuvis/Export.py
index 3ffabf3..c833c91 100644
--- a/cuvis/Export.py
+++ b/cuvis/Export.py
@@ -1,9 +1,4 @@
-try:
-    from cuvis_il import cuvis_il
-except ImportError as e:
-    if e.msg.startswith('DLL'):
-        raise
-    import cuvis_il
+from _cuvis_il import cuvis_il
 from .cuvis_aux import SDKException
 
 from .Measurement import Measurement
diff --git a/cuvis/FileWriteSettings.py b/cuvis/FileWriteSettings.py
index 18dbe34..399e04a 100644
--- a/cuvis/FileWriteSettings.py
+++ b/cuvis/FileWriteSettings.py
@@ -1,9 +1,4 @@
-try:
-    from cuvis_il import cuvis_il
-except ImportError as e:
-    if e.msg.startswith('DLL'):
-        raise
-    import cuvis_il
+from _cuvis_il import cuvis_il
 from .cuvis_aux import SDKException
 from .cuvis_types import PanSharpeningInterpolationType, \
     PanSharpeningAlgorithm, \
diff --git a/cuvis/General.py b/cuvis/General.py
index 6520477..a2c72fc 100644
--- a/cuvis/General.py
+++ b/cuvis/General.py
@@ -2,12 +2,7 @@
 import os
 import platform
 
-try:
-    from cuvis_il import cuvis_il
-except ImportError as e:
-    if e.msg.startswith('DLL'):
-        raise
-    import cuvis_il
+from _cuvis_il import cuvis_il
 from .cuvis_aux import SDKException
 from .cuvis_types import ComponentType
 
diff --git a/cuvis/Measurement.py b/cuvis/Measurement.py
index ac4d018..ce4d341 100644
--- a/cuvis/Measurement.py
+++ b/cuvis/Measurement.py
@@ -1,12 +1,7 @@
 import datetime
 import os
 
-try:
-    from cuvis_il import cuvis_il
-except ImportError as e:
-    if e.msg.startswith('DLL'):
-        raise
-    import cuvis_il
+from _cuvis_il import cuvis_il
 from .cuvis_aux import SDKException, SessionData, Capabilities, MeasurementFlags, SensorInfo, GPSData
 from .cuvis_types import DataFormat, ProcessingMode, ReferenceType
 
diff --git a/cuvis/ProcessingContext.py b/cuvis/ProcessingContext.py
index 600732e..cff59c5 100644
--- a/cuvis/ProcessingContext.py
+++ b/cuvis/ProcessingContext.py
@@ -1,9 +1,4 @@
-try:
-    from cuvis_il import cuvis_il
-except ImportError as e:
-    if e.msg.startswith('DLL'):
-        raise
-    import cuvis_il
+from _cuvis_il import cuvis_il
 from .Calibration import Calibration
 from .FileWriteSettings import ProcessingArgs
 from .Measurement import Measurement
diff --git a/cuvis/SessionFile.py b/cuvis/SessionFile.py
index 1e890bb..bf81f0f 100644
--- a/cuvis/SessionFile.py
+++ b/cuvis/SessionFile.py
@@ -1,12 +1,7 @@
 import os
 from pathlib import Path
 
-try:
-    from cuvis_il import cuvis_il
-except ImportError as e:
-    if e.msg.startswith('DLL'):
-        raise
-    import cuvis_il
+from _cuvis_il import cuvis_il
 from .Measurement import Measurement
 from .cuvis_aux import SDKException
 from .cuvis_types import OperationMode, SessionItemType, ReferenceType
diff --git a/cuvis/Viewer.py b/cuvis/Viewer.py
index d3a5f74..5a56acb 100644
--- a/cuvis/Viewer.py
+++ b/cuvis/Viewer.py
@@ -1,9 +1,4 @@
-try:
-    from cuvis_il import cuvis_il
-except ImportError as e:
-    if e.msg.startswith('DLL'):
-        raise
-    import cuvis_il
+from _cuvis_il import cuvis_il
 from .Measurement import ImageData, Measurement
 from .cuvis_aux import SDKException
 from .cuvis_types import CUVIS_imbuffer_format
diff --git a/cuvis/Worker.py b/cuvis/Worker.py
index 8e3ed57..df8c0b1 100644
--- a/cuvis/Worker.py
+++ b/cuvis/Worker.py
@@ -1,7 +1,4 @@
-try:
-    from cuvis_il import cuvis_il
-except:
-    import cuvis_il
+from _cuvis_il import cuvis_il
 from .Measurement import Measurement
 from .Viewer import Viewer, ImageData
 from .cuvis_aux import SDKException
diff --git a/cuvis/_cuvis_il.py b/cuvis/_cuvis_il.py
new file mode 100644
index 0000000..0a5707d
--- /dev/null
+++ b/cuvis/_cuvis_il.py
@@ -0,0 +1,6 @@
+try:
+    from cuvis_il import cuvis_il # type: ignore
+except ImportError as e:
+    if e.msg.startswith('DLL'):
+        raise
+    import cuvis_il # type: ignore
\ No newline at end of file
diff --git a/cuvis/cuvis_aux.py b/cuvis/cuvis_aux.py
index e0f6f46..ef009d7 100644
--- a/cuvis/cuvis_aux.py
+++ b/cuvis/cuvis_aux.py
@@ -3,13 +3,7 @@
 import datetime
 base_datetime = datetime.datetime(1970, 1, 1)
 
-try:
-    from cuvis_il import cuvis_il
-except ImportError as e:
-    if e.msg.startswith('DLL'):
-        raise
-    import cuvis_il
-
+from _cuvis_il import cuvis_il
 from typing import List, Union
 
 import cuvis.cuvis_types as internal
diff --git a/cuvis/cuvis_types.py b/cuvis/cuvis_types.py
index 1d10fe4..108d5ff 100644
--- a/cuvis/cuvis_types.py
+++ b/cuvis/cuvis_types.py
@@ -1,12 +1,7 @@
 import numpy as np
 from enum import Enum
 
-try:
-    from cuvis_il import cuvis_il
-except ImportError as e:
-    if e.msg.startswith('DLL'):
-        raise
-    import cuvis_il
+from _cuvis_il import cuvis_il
 
 def __generateTranslationDict(enum_cls):
     transDict =  {value : cuvis_il.__dict__[value.name] for value in enum_cls }
diff --git a/cuvis/doc.py b/cuvis/doc.py
index 9e11527..9a3cca5 100644
--- a/cuvis/doc.py
+++ b/cuvis/doc.py
@@ -2,7 +2,7 @@
 
 from typing import Callable, TypeVar, Any, TypeAlias
 try:
-    from typing_extensions import ParamSpec
+    from typing_extensions import ParamSpec # type: ignore
 except ImportError as exc:
     from typing import ParamSpec