help whit this camera script

this camera script allow me to show objects from specific cam my problem is i want to use more than one camera per object but this script allow just one cam per object unfortunately i dont have scripting experience to much can anyone help me to edit this script for support more than one cam per object?

     public class LimitVisibility : MonoBehaviour
     {
 
         /** The _Camera to limit the GameObject's visibility to */
         public _Camera limitToCamera;
         /** If True, then child GameObjects will be affected in the same way */
         public bool affectChildren = false;
         /** If True, then the object will not be visible even if the correct _Camera is active */
         [HideInInspector] public bool isLockedOff = false;
 
         private _Camera activeCamera;
         private bool isVisible = false;
 
 
         private void Start ()
         {
             activeCamera = KickStarter.mainCamera.attachedCamera;
 
             if (!isLockedOff)
             {
                 if (activeCamera == limitToCamera)
                 {
                     SetVisibility (true);
                 }
                 else if (activeCamera != limitToCamera)
                 {
                     SetVisibility (false);
                 }
             }
             else
             {
                 SetVisibility (false);
             }
         }
 
 
         /**
          * Updates the visibility based on the attached camera. This is public so that it can be called by StateHandler.
          */
         public void _Update ()
         {
             activeCamera = KickStarter.mainCamera.attachedCamera;
 
             if (!isLockedOff)
             {
                 if (activeCamera == limitToCamera && !isVisible)
                 {
                     SetVisibility (true);
                 }
                 else if (activeCamera != limitToCamera && isVisible)
                 {
                     SetVisibility (false);
                 }
             }
             else if (isVisible)
             {
                 SetVisibility (false);
             }
         }
 
 
         private void SetVisibility (bool state)
         {
             if (GetComponent <Renderer>())
             {
                 GetComponent <Renderer>().enabled = state;
             }
             else if (gameObject.GetComponent <SpriteRenderer>())
             {
                 gameObject.GetComponent <SpriteRenderer>().enabled = state;
             }
             if (gameObject.GetComponent <GUITexture>())
             {
                 gameObject.GetComponent <GUITexture>().enabled = state;
             }
 
             if (affectChildren)
             {
                 Renderer[] _children = GetComponentsInChildren <Renderer>();
                 foreach (Renderer child in _children)
                 {
                     child.enabled = state;
                 }
 
                 SpriteRenderer[] spriteChildren = GetComponentsInChildren <SpriteRenderer>();
                 foreach (SpriteRenderer child in spriteChildren)
                 {
                     child.enabled = state;
                 }
 
                 GUITexture[] textureChildren = GetComponentsInChildren <GUITexture>();
                 foreach (GUITexture child in textureChildren)
                 {
                     child.enabled = state;
                 }
             }
 
             isVisible = state;
         }
 
     }
 
 }