If this is too abstract, I'll tell you what you are seeing. These are water drops on the window that I look through when I am sitting at my computer. It was raining on Saturday and I was captivated by the look of the rain. I took several photos that focused on the rain drops but this photo is focused on the lens effect of the water drops.And, through the lens of the rain drops, you can see the mesh of the screen on the window and the grass and trees in our back yard. But it is all upside down because that's what lenses do. In fact, the lens of our eye turns the world upside down and then our brain turns it right side up again. The human body is a weird machine.Click here to see another version of the same subject with a different point of focus.