diff --git a/eco/aliases/aliases.py b/eco/aliases/aliases.py
index 57f2da3..549915d 100644
--- a/eco/aliases/aliases.py
+++ b/eco/aliases/aliases.py
@@ -53,6 +53,14 @@ def find_aliases(*args):
             obj = obj.alias
     return tuple(o)
 
+def append_object_to_object(obj_target,obj_init,*args,name=None,**kwargs):
+    """append a new object to another object together with the alias. 
+    The new object needs to be defined with a name keyword. Theadditional 
+    args and kwargs are the expected input for the new opject."""
+    obj_target.__dict__[name] = obj_init(*args,**kwargs,name=name)
+    obj_target.alias.append(obj_target.__dict__[name].alias)
+
+
 
 class Namespace:
     def __init__(self, namespace_file=None):
diff --git a/eco/bernina/config.py b/eco/bernina/config.py
index 5843953..d022265 100755
--- a/eco/bernina/config.py
+++ b/eco/bernina/config.py
@@ -263,33 +263,32 @@ components = [
         "desc": "Mobile X-ray eye in Bernina hutch",
         "type": "eco.xdiagnostics.profile_monitors:Bernina_XEYE",
         "kwargs": {
+            "zoomstage_pv": config["xeye"]["zoomstage_pv"],
             "bshost": "sf-daqsync-01.psi.ch",
             "bsport": 11151,
-            "Id": "SARES20-PROF142-M3",
         },
     },
     {
         "args": [],
-        "name": "qioptic",
+        "name": "cams_qioptiq",
         "z_und": 142,
         "desc": "Qioptic sample viewer in Bernina hutch",
-        "type": "eco.endstations.bernina_cameras:Qioptic",
+        "type": "eco.endstations.bernina_cameras:Qioptiq",
         "kwargs": {
             "bshost": "sf-daqsync-01.psi.ch",
             "bsport": 11149,
-            "Id": "SARES20-PROF142-M2",
+            "zoomstage_pv": config['cams_qioptiq']['zoomstage_pv'],
         },
     },
     {
         "args": [],
-        "name": "cams142_C1",
+        "name": "cams_sigma",
         "z_und": 142,
         "desc": "Sigma objective",
         "type": "eco.endstations.bernina_cameras:Sigma",
         "kwargs": {
             "bshost": "sf-daqsync-01.psi.ch",
             "bsport": 11149,
-            "Id": "SARES20-CAMS142-C1",
         },
     },
     {
diff --git a/eco/endstations/bernina_cameras.py b/eco/endstations/bernina_cameras.py
index ffa690a..e0f15db 100755
--- a/eco/endstations/bernina_cameras.py
+++ b/eco/endstations/bernina_cameras.py
@@ -1,7 +1,7 @@
 from ..devices_general.motors import MotorRecord
 from ..devices_general.detectors import CameraCA, CameraBS
 from ..devices_general.adjustable import PvRecord
-from ..aliases import Alias
+from ..aliases import Alias,append_object_to_object
 
 # from ..devices_general.epics_wrappers import EnumSelector
 from epics import PV
@@ -19,16 +19,15 @@ def addPvRecordToSelf(self, name=None, pvsetname=None, pvreadbackname = None, ac
 
 
 class Sigma:
-    def __init__(self, Id, bshost=None, bsport=None, name=None):
+    def __init__(self, zoomstage_pvs = {'set_value':'SARES20-OPSI:MOT_SP','readback':'SEARES20-OPSI:MOT_RB'}, bshost=None, bsport=None, name=None):
         self.alias = Alias(name)
 
-        self.Id = Id
+        self.name = name
         
-        addPvRecordToSelf(self, name="zoom", pvsetname="SARES20-OPSI:MOT_SP", pvreadbackname = "SARES20-OPSI:MOT_RB")
+        append_object_to_object
+        if zoomstage_pvs:
+            append_object_to_object(self, PvRecord, name="zoom", pvsetname=zoomstage_pvs['set_value'], pvreadbackname = zoomstage_pvs['readback'])
 
-        #except:
-        #    print("Sigma zoom motor not found")
-        #    pass
         try:
             self.cam = CameraCA(Id)
         except:
@@ -52,17 +51,15 @@ class Sigma:
 
 
 
-class Qioptic:
-    def __init__(self, Id, bshost=None, bsport=None, name=None):
+class Qioptiq:
+    def __init__(self, zoomstage_pv=None, bshost=None, bsport=None, name=None):
         self.alias = Alias(name)
 
-        self.Id = Id
-        try:
-            addMotorRecordToSelf(self, Id="SARES20-EXP:MOT_QIOPT_Z", name="zoom")
+        self.name = name
+
+        if zoomstage_pv:
+            append_object_to_object(self,MotorRecord,zoomstage_pv, name="zoom")
 
-        except:
-            print("Qioptic zoom motor not found")
-            pass
         try:
             addMotorRecordToSelf(self, Id="SARES20-EXP:MOT_QIOPT_F", name="focus")
 
diff --git a/eco/xdiagnostics/profile_monitors.py b/eco/xdiagnostics/profile_monitors.py
index ca94036..42b80cb 100755
--- a/eco/xdiagnostics/profile_monitors.py
+++ b/eco/xdiagnostics/profile_monitors.py
@@ -1,6 +1,6 @@
 from ..devices_general.motors import MotorRecord
 from ..devices_general.detectors import CameraCA, CameraBS
-from ..aliases import Alias
+from ..aliases import Alias, append_object_to_object
 from ..devices_general.adjustable import PvEnum
 
 # from ..devices_general.epics_wrappers import EnumSelector
@@ -41,16 +41,11 @@ class Pprm:
 
 
 class Bernina_XEYE:
-    def __init__(self, Id, bshost=None, bsport=None, name=None):
+    def __init__(self, zoomstage_pv=None,bshost=None, bsport=None, name=None):
         self.alias = Alias(name)
-
-        self.Id = Id
-        try:
-            addMotorRecordToSelf(self, Id="SARES20-EXP:MOT_NAV_Z", name="zoom")
-
-        except:
-            print("X-Ray eye zoom motor not found")
-            pass
+        self.name = name
+        if zoomstage_pv:
+            append_object_to_object(self,MotorRecord,zoomstage_pv,name='zoom')
         try:
             self.cam = CameraCA(Id)
         except: