Buy on Amazon.com : http://www.amazon.com/gp/product/B00O394RQC?tag=lottalatte-20 <br /> <br />Optoma ZD302 DLP Link Active Shutter 3D Glasses <br /> <br />Lightweight design for a comfortable fit <br />Batteries provide up to 40 hours of use <br />Long effective distance range <br />DLP Link Sync compatible with most 3D DLP projection systems <br />Compatible with all Optoma 3D projectors exception HD91 and HD90
