what is the focal length of human eye lens?????
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3
1.7cm 17mm..........
786yazdan:
thank u
my pleasure
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7
it is about 17mm
this lens has a changeable focal length by the action of the ciliary muscles to see far and near objects
this lens has a changeable focal length by the action of the ciliary muscles to see far and near objects
thank you too
Wlcm
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