The invention relates to the technical field of medical diagnosis, in particular to a device and method for detecting glaucoma. The device for detecting glaucoma comprises an over-table display mechanism, an under-table detection mechanism and an installation connector connected with the over-table display mechanism and the under-table detection mechanism. The over-table display mechanism comprises a front shell, an image displayer, a camera shooting monitor, a medical displayer and a camera shooting monitoring displayer, wherein the image displayer, the camera shooting monitor, the medical displayer and the camera shooting monitoring displayer are arranged on the front shell, the medical displayer is electrically connected with the image displayer, and the camera shooting monitoring displayer is electrically connected with the camera shooting monitor. The image displayer and the camera shooting monitor are arranged on the front shell through a first installation support, and the medical displayer and the camera shooting monitoring displayer are arranged on the front shell through a second installation support. The device can relieve the pain of a patient in the detection process and is high in detection speed, small in time consumption and high in detection accuracy; various kinds of specific detection equipment can be reasonably arranged, and the detection process is made simple, convenient and user-friendly.