Eyeglasses

Convex eyeglasses are used to correct or improve farsightedness. In farsightedness, close objects look blurred while distant objects, mostly beyond 25 cm from the eye, look normal. Convex eyeglasses correct farsightedness by___________light rays so that they meet at the retina.

Read the passage and choose the best answer.

• converging

• diverging

• myopia

• hypermetropia

“The condition of only being able to see objects well in the distance, but not so well if they are close.”

Which indicates the definition above?

• concave eyeglasses

• convex eyeglasses

• nearsightedness

• farsightedness

Which of the following is a picture of convex lens?

• 
• 
• 
• 

Diverging eyeglasses are mostly used to improve myopia or nearsightedness. In myopia, objects that are not far away look clear while faraway objects look blurred. Concave eyeglasses improve nearsightedness by diverging light rays so that they meet at the retina exactly.

What is this article mainly about?

• eyeglasses

• visual problems

• concave eyeglasses

• convex eyeglasses

What do we learn from the passages?

• Diverging eyeglasses are used to improve hyperopia.

• Concave eyeglasses are used to correct nearsightedness.

• Objects that are not far away look clear while faraway objects look blurred.

• Concave eyeglasses improve nearsightedness by converging light rays.