an+eye+for+the+truth+about+the+lens


 * The human eye only has one lens to focus the light that enters it. Most optical devices such as telescopes and microscopes use more than one lens to focus the light and make a crisp, clear image. Is the lens of the human eye really the only part that is responsible for focusing light? **

as you can see, the lens is behind several other parts of the eye.

You can find a short article here as which describes clearly how the eye works [|how the eye works]

If you would like to view a simulation of an actual cow eye dissection please view this website. It will allow you to see the actual parts of an eye. [|Cow eye dissection]

This is a wonderful website for simulating different effects when the eye can not focus light correctly [|unable to focus simulation]

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=Questions for further discussion:=

If someone wears glasses, does that mean the lens of their eye is damaged?

Can the lens in your eye be replaced with an artifical lens?

What can doctors do for someone who can not focus light correctly because of a problem with either their lens or their cornea?

CT Standard:

5.1.b. Light is a form of energy that travels in a straight line and can be reflected by a mirror, refracted by a lens, or absorbed byobjects.