旋转调焦环,就可以使一团模糊不清的东西变成清晰的图像。尽管调焦并不存在很大的问题,但还是要注意。使用望远镜头拍摄特写,就要特别注意调焦。在取景框内看上去轮廓不清晰的区域,在照片上可能清晰。这是因为取景时所用的光圈,往往与摄影时所用 Rotate the focus ring to turn a cloud of blurry images into sharp images. Although the focusing does not exist a big problem, but still pay attention. Use the telescope to shoot the close-ups, we must pay special attention to focus. Areas that are not clearly visible in the frame may be clear on the photo. This is because the aperture used for framing is often used in photography