scaling plane gameobject to fit orthographic view iphone unity3d

Hello everybody ..

I have one issue regarding scaling of plane gameobject which i am using as background.

In ipad it does not fit to my screen . my game is in landscape mode. Plane gameobject goes out of my screen..

Camera setting is like this : size = 14 clipping plane near= 0.3 clipping plane far= 100

I have tried different solution but could not get the result..

so please help me guys.. i want to scale my plane so that it looks same in all iphone nd ipad devices..

Please guys help me out..

Thanks in advance for your support..