Parylene coating film thickness measuring tool

The utility model discloses a Parylene coating film thickness measuring tool, and relates to the technical field of coating film measurement, the Parylene coating film thickness measuring tool comprises a housing, the top of the housing is plugged with a plug cover, the top surface of the housing is fixedly provided with a signal processor, one side of the housing is provided with a measuring cavity, and the measuring cavity is provided with a through hole. A conveying clamping assembly is arranged on the inner bottom wall of the measuring cavity and is mainly used for conveying an object to be measured. According to the Parylene coating film thickness measuring tool, the laser transmitter is powered on, then the laser transmitter generates laser beams to irradiate the surface of the detection piece to generate light spots, then the light spots are imaged on the photosensitive surface of the photosensitive sensor through the imaging objective lens, and at the moment, electric signals for detecting the positio