Novel syndiotactic gauge

The utility model discloses a novel syndiograph which comprises a positioning seat, a connecting seat and a sliding rod, one end of the sliding rod is connected with the positioning seat, the positioning seat is provided with a positioning end, and the positioning seat is used for pressing so that the positioning end can abut against the circle center of a circle to be drawn; the sliding rod is provided with a sliding block, the sliding block is connected with a connecting base, and the connecting base is used for detachably fixing a pen so that the pen can move in the length direction of the sliding rod. The sliding rod is provided with length scales, and the length scales are used for measuring the radius of a circle to be drawn. According to the technical scheme, after a user observes and adjusts the radius of a circle to be drawn and determines the length of the radius, the user presses the pen and the positioning end downwards, so that the pen and the positioning end are attached to the exercise book, th