Lens and Iris were watching trailers for upcoming movies. When the food advertisements started, Iris asked Lens, ”Could you go get us some popcorn?” Lens replied, “Don’t have to; this is a 3-D movie, and the food’ll come floating by any moment.”
Have you experienced troubles watching the new 3-D movies at the theatre? Do they make you feel eye strain, double or blurred vision? It’s often due to problems using both eyes together in a coordinated manner.
For instance, a need for correction change, especially if one eye needs more change than the other, can hinder the brain’s...