Why W1300 picture looks like more green when playing 3D contents?

"All DLP projector embeds 3D synchronization signal in RGB signal. The difference is which color to be (red, green or blue). This is the feature of DLP 3D technology.
The 3D synchronization signal of W1300 is embedded in green of RGB signal. So it would look more green with bare eyes. It will be normal when you watch through 3D glasses. "