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11 Cards in this Set
- Front
- Back
Curvature= ? |
1/r |
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Definition of focal length: |
It is the distance from the centre of the lens to the focal point. |
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Focal point |
Where light from a distance is brought to a focus by the lens. |
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Imagine wave and ray point of view of light passing through a lens |
Back (Definition) |
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Lens power= |
1/ focal length |
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Curvature leaving lens=? |
Curvature of waves entering lens + curvature added by lens |
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What is v and u |
U-distance from source to lens V - distance from lens to image of source |
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What is curvature measured in |
Diopter |
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1/f = ? |
1/v- 1/u |
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What's the difference between the distance from lens to image and focal length |
Focal length is constant |
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Magnification (2 equations) |
Imagine height / object height or v/u |