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Flashcards in Mirrors and Lenses Deck (12)
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1

Point where the light comes together or
Point where the light seems to come from

Focal Point

2

The distance from the center of the pyramids to the focal point

Focal Length

3

The human eye is what type of lens?

Converging Lens

4

A Convex lens is also called a __________________

Converging Lens

5

A Diverging Lens is also called a _____________.

Concave Lens

6

Formula for Focal Length

1/f= 1/do + 1/di
f is the focal length.
d sub o is the distance of the object relative to the lens.
d sub i is the distance of the image relative to the lens.

7

A lens that gives a real image if the object is outside the focal point

Converging

8

A lens that gives a virtual image if object is inside the focal point and always larger

Converging

9

Lens that can ONLY produce virtual images which are always smaller

Diverging

10

When you hold a magnifying glass close to an object, you are ______________the focal point and the image is __________.

Inside; Big

11

A magnifying glass is an example of what type of lens?

Converging

12

T/F: A diverging lens will make an image appear smaller.

True.