Originally Posted By: spasm3
Lens flare. some people think its spirit orbs and such. Its and internal reflection of the lens elements. Also sometimes there can be very small debris in between the elements , and in older camera lenses , even fungus on/between the elements. On some old camera lens combos you can even count the aperature blades that give a hexagon or octagon shaped image.
You will see them more when there is a bright point light source. Some times the source is not necessarily in the image frame.
From the old Kung Fu intro where it was used on purpose.
Makes sense, thanks.