Optoma-Compatible DLP Link 3D shutter glasses &ldquo;Lime Heaven&rdquo; &ndash; for all DLP 3D Projectors: Acer, BenQ, Optoma, Viewsonic, Philips, LG, Infocus, Vivitek | compatible with ZD302 | by Hi-SHOCK &gt;&gt; DLP-Link communication: Hi-SHOCK DLP-LINK shutter 3D glasses adopt latest DLP-LINK communication technology authorized by TI. Through the DLP-LINK pulse, the glasses switch between the left and right image. No IR emitter or fussy setup required, just turn on the glasses & enjoy the vivid 3D world. These 3D glasses are compatible with all DLP displays such as 3D projector or Rear Projection 3D TV ( Samsung or Mitsubishi) &gt;&gt; Brand-new and High-speed LCD shutter technology, with High contrast, high brightness images provide one of the brightest solutions on the market. The glasses also avoid ghosting. Due to the extremely precise presentation your 3D experience is improved at all. With wider review vision, you can enjoy the stable, high definition and bright 3D images from any corner. Even if you are lying, with Hi-SHOCKs DLP-LINK glasses, you will be able enjoy 3D images. &gt;&gt; Low power consumption, low battery detection and high capacity rechargeable battery, provide the longest work life for the glasses! It adopts the American low power consumption IC and self low battery detection design, and the high capacity rechargeable battery which can be recycled. The LED indicator shows current charging status. Intelligent switching circuits turn off the glasses after 5 minutes if they are unused. Compatible with: PPA5610 / E4W / DGD5 / ZD302 / PGD-350 3D glasses &gt;&gt;The creative fashion design of Hi-SHOCK DLP-LINK Shutter 3D Glasses, represent the passion for life. The exclusive Hi-SHOCK accessories complement our product range ideally. From hardcases for safe storage of high-quality 3D glasses to replacements, adaptors & care products  Hi-SHOCK is always the right choice.