A telephoto zoom lens system and a photographing device having the same are disclosed. The disclosed telephoto zoom lens system includes a first lens group which is fixed during zooming and focusing and has a positive refractive power, a second lens group which has a negative refractive power, a third lens group which focuses and has a negative refractive power, a fourth lens group which has a positive refractive power, and a rear group which includes at least one lens group disposed on the upper side of the fourth lens group.;COPYRIGHT KIPO 2014
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