... 3D glassesAttention:The 3D glasses are not prescription eyewear, sunglasses, nor a protective goggle. Do not use the glasses for ... glasses 1. Starting: Press the button (1)for 1seconds until green indicator on, the glasses is ... depth(+-). 4. Closing: Press the button (1) for 3 seconds until the red indicator on, it ... must support the LCD or analog CRT monitor. For LCD monitors, use the DVI-to-DVI cable ...