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覆盖广角和长焦端之间所有焦距的大变焦镜头,不只是在旅行摄影者中非常受欢迎。现在,腾龙把这类镜头的变焦能力进行了进一步提升,他们推出了一款13.9倍光学变焦镜头。
Large zoom lenses that cover all the focal lengths between wide-angle and telephoto ends are not only popular among travel photographers. Now, Tamron zoom capabilities of such lenses has been further enhanced, they introduced a 13.9x optical zoom lens.