| 摘要 |
A zoom lens is provided and includes a first lens group, a second lens group, an aperture diaphragm, a third lens group, and a fourth lens group in order from the object side. The first lens group and the third lens group are fixed groups, and the second lens group and the fourth lens group are moving groups. The zoom lens has a right-angle prism in the first lens group and satisfies the specific conditions.
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