Long And Short Sight Flashcards

1
Q

People with long sight cannot focus on

A

Nearby objects

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2
Q

People with long sight can easily focuse on things in

A

The distance

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3
Q

With long sight the near point is further than

A

25cm

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4
Q

Having an eye ball that’s to short will mean you have

A

Long sight

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5
Q

If the lens becomes less elastic you have

A

long sight

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6
Q

Long sight is treated using what type of lens

A

Convex or converging lens

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7
Q

In Short sight the what is closer than in normal people’s sight

A

Far point

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8
Q

If the eye ball is too long you have

A

Short sight

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9
Q

Short sight is also caused when the

A

Lens is to thick

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10
Q

Short sight can be treated by using a

A

Concave diverging lens

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11
Q

We can decrease the focal length of a lens by

A

Increasing the thickness (curvature) of the lens

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12
Q

Increasing the refractive index of the lens will

A

Decrease the focal length of a lens

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13
Q

I long sight light is focused

A

Behind the retina

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14
Q

In short sight light is focused

A

Infringe of the retina

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