How can it be explained when making exercises for self foccussing and making photos to see result...?

Question

a white point appear on the place of third eye on photos when all incl. side foccus are sensed.

I do not have a Yoga guide but think this is somehow connected to this.

Answer 1

An optical or photo finishing artifact. They happen.

Answer 2

I think you have placed yourself into a frame of mind where you are imagining--among other things--a white dot in the place where you have learned the third eye is traditionally thought to be.