特别是，用的是22X变焦正在使用的镜头，特别是在长焦端会缓慢。
Especially, with this new, industry best 22x zoom lens being used, it may feel especially slow on the tele end.
升级的细节日后会提供。现在还有一些反馈是说自动对焦速度很慢（尤其是在长焦端）。
The details for how to get this upgrade performed in your region will be made available by your local service department at a later date.
远摄镜头的性能加上f/2.8的光圈，再加上最长500mm的长焦端，使该镜头适合拍摄野生动物和体育赛事，也是天文爱好者进行天文摄影的绝佳镜头。
The combination of telephoto capabilities and an f/2.8 aperture throughout the zoom range up to 500mm makes this a great lens for wildlife, sports and for you stargazers, astrophotography.
远摄镜头的性能加上f/2.8的光圈，再加上最长500mm的长焦端，使该镜头适合拍摄野生动物和体育赛事，也是天文爱好者进行天文摄影的绝佳镜头。
The combination of telephoto capabilities and an f/2.8 aperture throughout the zoom range up to 500mm makes this a great lens for wildlife, sports and for you stargazers, astrophotography.
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