Display panel and display device

A display panel comprising:

• a liquid crystal display module, a reflective film, and a fingerprint identification module;
• wherein the liquid crystal display module is located on a first side of the reflective film, and the fingerprint identification module is located on a second side of the reflective film opposite to the first side,
• wherein the fingerprint identification module comprises an invisible light emitting unit and an invisible light sensor, the invisible light emitting unit is configured to emit invisible light in a direction towards the reflective film, the invisible light sensor is configured to receive invisible light reflected,
• wherein the reflective film is configured to transmit the invisible light and reflect visible light reaching the reflective film through the liquid crystal display module,
• wherein the liquid crystal display module comprises a front light source and a display unit on the first side of the reflective film, the display unit is between the front light source and the reflective film, and the display unit comprises a liquid crystal layer,
• wherein the front light source comprises a light guide plate and a visible light emitting element, the light guide plate is configured to receive visible light from the visible light emitting element and guide the visible light to the display unit, and
• wherein the light guide plate comprises a body and a plurality of light extraction protrusions, the plurality of light extraction protrusions is located on a light exit surface of the body facing the display unit.