Asked by Anonymous
A telescope has an objective with a refractive power of 1.20 diopters and an eyepiece with a refractive power of 220 diopters. What is the angular magnification of the telescope?
Answers
Answered by
Elena
Angular magnification
M= - F(objective)/F(eyepiece)
F(objective)=1/1.2 = 0.833
F(eyepiece) = -1/220= - 0.0045
M= 0.833/0.0045 = 185
M= - F(objective)/F(eyepiece)
F(objective)=1/1.2 = 0.833
F(eyepiece) = -1/220= - 0.0045
M= 0.833/0.0045 = 185
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