Sight Correction 5.0 / 5 based on 1 rating ? PhysicsLight and OpticsGCSENone Created by: Meg.RiceCreated on: 27-03-17 16:47 What lens is used to correct short sight? Diverging Lens 1 of 8 What lens is used to correct long sight? Converging Lens 2 of 8 Where is the focal point of a short sighted lens? At the eyes faulty far point 3 of 8 What does the short sighted lens achieve? Blurry objects at the far point become clearer 4 of 8 What is a converging lens? A concave lens - the sides bulge outwards 5 of 8 What is a diverging lens? A concave lens - the side fall inwards 6 of 8 What is the use of a converging lens? It produces the virtual image of objects 25 cm away 7 of 8 How come many young children are long sighted? Becuase their lens has grown quicker than their eye ball 8 of 8
Comments
No comments have yet been made