tleung11, I guess the 12mm focal length distorts the angle of the shadow in a great extend, this is the only reason I can think of.

Any other expertist can help to explain and teach me?

咁 snap 都有咁既構圖對我黎講已經好好..

不過想問下點解個影咁怪?

個右上個果個明明好似係太陽, 但係從影既方向睇, 另外有更強既光源o係左上角??

Nice^^