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.
Normal distance visual acuity is 20/20, although many people have 20/15 (better) vision. Using an instrument called a phoropter, an optometrist places a series of lenses in front of your eyes and measures how they focus light using a handheld lighted instrument called a retinoscope.