Window cover for sensor package

A window cover installed on a sensor package, the window cover comprising:

• a base disposed by facing a direction in which light is emitted from a light emitting device of the sensor package;
• a light emitting device cover extending from a first surface of the base in a direction toward the sensor package and disposed at an upper portion of a light emitting device of the sensor package;
• and
• a light receiving device cover having the first surface of the base as a bottom surface thereof and disposed at an upper portion of a light receiving device of the sensor package,
• wherein an outer circumference of the light emitting device cover extends toward a printed circuit board of the sensor package to form a partition wall,
• wherein the partition wall is disposed to be spaced apart from the printed circuit board,
• wherein the base, the light emitting device cover and the light receiving device cover are formed integrally,
• wherein the base has fine unevenness on a second surface thereof.