Bio and far points for both of your own eyes. are these points the same for both eyes? (all you need is ą tape measure or ruler and a cooperative friend.) (b) design correčting lenses, as needed, for your close-up and distant vision in one of your eyes. if you prefer contact lenses, design that type of lens. otherwise design lenses for 51.

Which of the following represents an upside-down image?

Looking at this barometer, is the air pressure high or low? what type of weather would you expect? high, bad low, bad high, good low, good

Which statement is true if the refractive index of medium a is greater than that of medium b? a. total internal reflection is possible when light travels from air to medium b to medium a. b. total internal reflection is possible when light travels from medium a to medium b. c. total internal reflection is possible when light travels from medium b to medium a. d. total internal reflection is possible when light travels from air to medium a. e. total internal reflection is possible when light travels from air to medium b.