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But they have been known to blind some - in the last fortnight a cyclist made the news after revealing a serial dive-bomber had left him needing major surgery and a prosthetic eye lens.

Picture taken with a fish eye lens.

But that fish- eye lens just stared back at her, impassive, unblinking.

The light banks also flicker when dropping down the eye lens.

Don’t worry that you only see two lenses in the box: the fish eye lens includes a screw cap that you can remove to access the macro lens.