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2 cards from this section. Quick, good the night before a test.
What is hypermetropia?
Think about how we see different distances.
What type of lens is used to correct hypermetropia?
Consider how lenses can change the focus of light.
What is hypermetropia?
Focus on the definition of vision types.
True or false: A convex lens helps correct hypermetropia.
Consider the function of a convex lens.
A teacher has hypermetropia and finds it challenging to read from a distance of 2 meters. If she uses lenses, calculate the power required.
Use the lens formula and understand how to convert between meters and diopters.
Explain why people often do not realize they have hypermetropia until they encounter difficulty with reading.
Think about daily tasks and tasks where the focus is critical.
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