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Medical Physics

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by

Paul Sheffield

on 4 May 2016

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Transcript of Medical Physics

62
ECG
bpm
Thank You!
Structure of the eye
Intensity and loudness
Key facts
The Ear
Medical Physics
L.O
Eye
Ear

key facts
Far point = furthest point the eye can focus comfortably
farpoint= unaccomadated
near point = closest point we can focus on (9cm)
lens corn aqueous humour 41D
unaccommodated lens 18D
accommodated=29D near point
overall = 59D focal length 1.7
near = higher power
Real =positive
virtual = negative
Myopia short sight short equation
hypermetropia long sight long equation
Astigmatism=cylindrical lens iregular shaped cornea or lens
Full transcript