Jawabanmu

2014-06-02T20:53:59+07:00
Sepertinya :
P (Dioptri) = 100 / fokus
10 = 100/ 10
Dioptri = 10 (:
2014-06-02T21:03:02+07:00
P = 1/f
10/m = 1/f
f      = 1/10 = 0,1 m