Here is what I imagine you do have, which I will possess, however briefly, from the safe distance of an observer behind a lens.

这就是我猜想你们所拥有的，从镜头后的旁观者这个安全距离上，我要将其占据，虽然只是暂时的。

youdao

This is the distance (usually in mm.) from the lens (or primary mirror) to the point where the telescope is in focus (focal point).

就是从透镜(或者主反射镜)到焦点的距离，通常单位是毫米(mm)。

youdao

The working distance is the distance from the front of the lens to the object under inspection.

工作距离是由镜头前到观察目标物的距离。

youdao

This means the rear lens elements are as close as possible to the sensor, reducing the back focus distance of each lens to the minimum possible, thus achieving high resolution from edge to edge.

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Additionally, it features a macro switching ring on the lens barrel which instantly shortens the minimum focusing distance to approximately 20cm (from image plane), allowing the camera to capture small, close-up subjects with exquisite detail.

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The 28mm wide-angle lens with 5x optical zoom aids in capturing great shots from a distance.

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