3D display is an emerging technology for LCD industry.Most commercial and come into maturity 3D technologies fall into the two categories: 1)stereoscopic(requiring wearing special glasses); 2)auto-stereoscopic(do not need glasses),but require that viewers be in a sweet spot and enormous amounts of processing power.Compared to auto-stereoscopic display,stereoscopic display has a better performance for horizontal viewing angle and distance,with little image crosstalk.In this talk,we will report the film type patterned retarder 3D for monitor products and LC lens auto-stereoscopic display for small/medium products development status in IVO.