Tera 1Pair of Clip-on Polarized Circular 3D Glasses with Tera Dust Cloth for Passive 3D DMAX RealD Cinemas Movies TV Display Notebook Material of frame: High quality and light weight plastic. Material of lens: 0.72mmTAC polarized lenses with anti-UV380 treatment. Polarization degree: 99.8%. Single transmission: 43.5%. Dimension: approx.13x3.9cm/5.1x1.5". Net Weight: approx. 35g. Suitable for Passive 3D, DMAX, RealD Cinemas or Polarized 3D TV, Display, Notebook, etc. Please Note that Masterimage 3D, Xpand active 3D, DOLBY 3D cinemas and active 3D TV are NOT COMPATIBLE!