Liquid crystal display and manufacturing method thereof

A liquid crystal display, comprising:

• a lower substrate including a display area and a non-display area positioned in at least one side outside the display area;
• a plurality of pixels positioned on the lower substrate and including:
• display pixels which is positioned in the display area and displays an image;
• and
• dummy pixels which do not display the image;
• and
• a light blocking member positioned on the lower substrate,
• wherein the non-display area includes a first dead space area adjacent to the display area and having a dummy area where the dummy pixels are positioned, a second dead space area adjacent to the first dead space area, and a third dead space area adjacent to the second dead space area,
• the light blocking member includes a first light blocking member positioned in the first dead space area, a second light blocking member positioned in the second dead space area, and a third light blocking member positioned in the third dead space area, and
• the first to third light blocking members have first to third thicknesses provided by using an optical mask in which at least one halftone region and a full-tone region are mixed.