1. A hardness tester measuring hardness of a specimen placed on a specimen stage by loading a predetermined testing force on a surface of the specimen with an indenter to form an indentation, then measuring dimensions of the indentation, the hardness tester comprising: an image capturer configured to capture, via field lenses, an image of the indentation formed in the surface of the specimen; a display configured to display the image of the indentation captured by the image capturer; a clipper configured to clip a plurality of regions from the image of the indentation captured by the image capturer, each region of the plurality of regions containing a predetermined point; and a display controller configured to cause the display to simultaneously display images of the plurality of regions clipped by the clipper.