摘要 |
<P>PROBLEM TO BE SOLVED: To provide a zoom lens driving apparatus capable of suppressing an increase in the number of components. <P>SOLUTION: In the zoom lens driving apparatus 1 mounted on a digital camera having a step zoom function, a photographic lens 5 has at least a first lens group 2 having negative refractive power and a second lens group 3 having positive refractive power, in order from a subject so that a luminous flux directed to an imaging side is made to be telecentric, and moves the first lens group 2 and the second lens group 3 with one cam cylinder 9 to perform zooming and focusing. <P>COPYRIGHT: (C)2012,JPO&INPIT |