Here is a 2D / 3D monitor the well-known manufacturer AOC. The monitor is especially fast, has an IPS panel which makes for a great picture. The 3D effect is fine and the software can be downloaded Tridef on the respective website.
By the way is in many AOC's with the new AMD drivers, the better 4: 4: 4 YCCbr pixel format over HDMI or DisplayPort.