CharTPSCamera.cs

using UnityEngine;

class CharTPSCamera : MonoBehaviour
{

    public static CharTPSCamera instance;
    public Transform target;

    void Awake()
    {
        instance = this;
    }

    void Start()
    {

    }

    static public void GetCamera()
    {

        GameObject tempCamera;
        GameObject targetTemp;
        CharTPSCamera myCamera;

        if (Camera.mainCamera != null) tempCamera = Camera.mainCamera.gameObject;
        else
        {

            tempCamera = new GameObject("Main Camera");
            tempCamera.AddComponent("Camera");
            tempCamera.tag = "Main Camera";

        };

        tempCamera.AddComponent("CharTPSCamera");
        myCamera = tempCamera.GetComponent<CharTPSCamera>();
        targetTemp = GameObject.Find("targetLookAt");

        if (targetTemp == null)
        {
            targetTemp = new GameObject("targetLookAt");
            targetTemp.transform.position = Vector3.zero;
        }

        myCamera.target = targetTemp.transform;
    }
}