Device and method for testing internal pressure and external pressure of non-contact tonometer

The invention discloses a device and a method for testing the internal and external pressure of a non-contact tonometer, and aims to provide a device and a method for testing the internal and external pressure of the non-contact tonometer, which can improve the measurement accuracy of intraocular pressure data. The nozzle is detachably connected with one end of the bottom plate, the nozzle is provided with a nozzle opening and an air inlet pipe, the air inlet pipe is detachably connected with the nozzle, the air inlet pipe is provided with an internal sensor, the air inlet pipe is detachably connected with the internal sensor, and the external pressure measuring device is located at the other end of the bottom plate and comprises an external sensor and a displacement adjusting seat. The bottom of the displacement adjusting seat is detachably connected with the bottom plate, the external sensor is detachably connected with the top of the displacement adjusting seat, and the external sensor corresponds to the n