Air conditioner

An air conditioner, comprising:

• a case comprising a front panel and a rear panel, wherein an intake grille and an outlet are formed on the front panel, and wherein external air is introduced through the intake grille, and the introduced air is discharged through the outlet;
• a cross-flow fan disposed in the case, wherein the cross-flow fan suctions air into the case;
• and
• a heat exchanger that heat-exchanges the introduced air with refrigerant, wherein an air guide located at a downstream side of the heat exchanger to guide the introduced air to the cross-flow fan is formed on the rear panel, wherein the air guide comprises a first guide surface inclined forward toward the cross-flow fan, and a second guide surface located at a downstream side of the first guide surface and inclined rearward, wherein a plurality of distribution guides that distributes and guides air is formed in the first guide surface, and wherein the plurality of distribution guides protrudes from the first guide surface, wherein the plurality of distribution guides is spaced apart in a direction of a rotational axis of the cross-flow fan, and wherein intervals of the plurality of distribution guides decrease in a direction away from a center of the first guide surface.