A display module, comprising: a display panel which is an organic electroluminescent display panel; a first phase retarder located on a side of an out-light surface of the display panel; a linear polarizer located on a side of the first phase retarder facing away from the display panel; and a second phase retarder covering a side of the linear polarizer facing away from the display panel; wherein at least one of the second phase retarder and the linear polarizer comprises a plurality of first through holes for implementing pinhole imaging; a display area of the display panel comprises transparent areas in one-to-one correspondence with the plurality of first through holes; an orthographic projection of each transparent area on the display panel and an orthographic projection of a corresponding first through hole on the display panel have an overlapping field; and the display module further comprises a light sensing detector for receiving an image of a fingerprint formed through the first through hole; wherein the orthographic projection of the transparent area on the display panel covers the orthographic projection of the corresponding first through hole on the display panel; wherein each of the plurality of first through holes is a circle; and the transparent area is a circle concentric with a corresponding first through hole; characterized in that, wherein a diameter d 1 of the transparent area satisfies a formula: d 1 =d 0 +2htanθ; wherein d 0 represents a diameter of the first through hole, and θ represents a maximum imaging viewing angle; in a case the second phase retarder comprises the first through holes, h represents a distance between a lower surface of the second phase retarder facing to the display panel and a lower surface of the display panel facing away from the second phase retarder; and in a case the linear polarizer includes the first through holes, or the second phase retarder and the linear polarizer include the first through holes, h represents a distance between a lower surface of the linear polarizer facing to the display panel and a lower surface of the display panel facing away from the second phase retarder. a display panel which is an organic electroluminescent display panel; a first phase retarder located on a side of an out-light surface of the display panel; a linear polarizer located on a side of the first phase retarder facing away from the display panel; and a second phase retarder covering a side of the linear polarizer facing away from the display panel; wherein at least one of the second phase retarder and the linear polarizer comprises a plurality of first through holes for implementing pinhole imaging; a display area of the display panel comprises transparent areas in one-to-one correspondence with the plurality of first through holes; an orthographic projection of each transparent area on the display panel and an orthographic projection of a corresponding first through hole on the display panel have an overlapping field; and the display module further comprises a light sensing detector for receiving an image of a fingerprint formed through the first through hole; wherein the orthographic projection of the transparent area on the display panel covers the orthographic projection of the corresponding first through hole on the display panel; wherein each of the plurality of first through holes is a circle; and the transparent area is a circle concentric with a corresponding first through hole; characterized in that, wherein a diameter d 1 of the transparent area satisfies a formula: d 1 =d 0 +2htanθ; wherein d 0 represents a diameter of the first through hole, and θ represents a maximum imaging viewing angle; in a case the second phase retarder comprises the first through holes, h represents a distance between a lower surface of the second phase retarder facing to the display panel and a lower surface of the display panel facing away from the second phase retarder; and in a case the linear polarizer includes the first through holes, or the second phase retarder and the linear polarizer include the first through holes, h represents a distance between a lower surface of the linear polarizer facing to the display panel and a lower surface of the display panel facing away from the second phase retarder.