In order to tell if your glass is tempered you should check the original packaging. Companies will specify if it is safe for the microwave and/or freezer. If you do not have the original packaging it is best to contact the company directly.
In a reachâgrasp task for targets within the binocular visual field, subjects switched between left and right eye dominance depending on horizontal gaze angle. On average, ocular dominance switched at gaze angles of only 15.5Â° off center.
Key points. 1  Visual field (VF) is a term used to describe how far you can see to the side. 2  Visual acuity (VA) is defined as the clarity of the image seen by the eye. 3  20/20 vision does not mean perfect vision. 4  The term legally blind means different things in different provinces and states.o understand the vision of someone with an eye condition, it can be helpful to know what normal vision is like. Imagine a scenario where two people are sitting on the couch in front of you. If you look directly at Person A, you are able to use your macula, or central vision, to see the details of their head and face.