The kind of oven you use makes a great difference in how long does it take to bake a potato. If you use a convection oven or a microwave the time taken to bake a potato can be reduced to a great extent. However, potatoes bakes in a conventional oven always turn out to be fluffier and more delicious.
OD is oculus dexter = right eye. OS is oculus sinister = left eye. They're usually listed right eye first because your right eye is the left one from the viewpoint of the person writing the prescription. Written Apr 24 Â· View Upvotes.
And likewise, OS means left eye. The sphere in this case is -1.25 for the right eye, and -1.50 for the left eye. There is an important point to be made. Regardless of if there is a + or - before the sphere number, the rule of thumb is, the higher the number, the worse the eyesight.