Patent ID: 8259242

Claim:
A stereoscopic display device, comprising: a backlight module, having a light emitting side; a first liquid crystal display panel, disposed at the light emitting side of the backlight module; a first polarizer, disposed at a side of the first liquid crystal display panel which faces the backlight module; a second liquid crystal display panel, disposed at a side of the first liquid crystal display panel opposite to the side which faces the backlight module; a second polarizer, disposed at a side of the second liquid crystal display panel which is opposite to a side of the second liquid crystal display panel which faces the backlight module; and a detachable polarizer, detachably inserted between the first liquid crystal display panel and the second liquid crystal display panel; wherein an absorption axis of the first polarizer is parallel to an absorption axis of the second polarizer, an absorption axis of the detachable polarizer is perpendicular to the absorption axis of the first polarizer and the absorption axis of the second polarizer, and a length of a pixel of the second liquid crystal display panel in a horizontal direction is smaller than a length of a pixel of the first liquid crystal display panel in the horizontal direction.