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Convergent lens of focal length 50cm
If 6D lens put together with -4D lens, it will act like lens with +2D power, I.e. it will act like convergent lens of 50cm
(Power=reciprocal of focal length)
If 6D lens put together with -4D lens, it will act like lens with +2D power, I.e. it will act like convergent lens of 50cm
(Power=reciprocal of focal length)
tejasweesengupta:
thanks sir
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