Two thin lenses of focal length F1 and F2 are separated by a distance D between them if the combination satisfies the condition for no chrom
Answer (1)
10th Jul, 2019
Dear Saiprasad,
If two lenses of focal length
F1
and
F2
are seperated by
D
distance apart, then the corresponding focal length for the combination of two lenses is given by
1/F = (1/F1+1/F2)- (d/F1F2)
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