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d2jsp Forums > Off-Topic > General Chat > Science, Technology & Nature > Focal Length / Power > I Forgot :(
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#1
Sep 7 2009 02:50pm
How is it focal length is related to power again?

converging lens 10 cm (focal length) - Is power +10 D? or +1?

~Phal ;)
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Posts: 231
Joined: Sep 5 2009
Gold: 7.60
#2
Sep 7 2009 03:14pm
Nevermind, i got it.

Thanks for your help <_<
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