1 pair/lot circular polarized projection 3d filters 20 x 20 cm with free shipping, used to match projectors. Present 1 piece plastic circular polarized 3d glasses FOR FREE!
1. Imported circular polarized films inside, top grade glass with high transmittance and wear resistance protected on both sides.
2. Optics parameter: polarized efficiency > 99.9%, transmittance > 43%, compensation 125nm/138nm
3. Sizes available:
10 x 10cm, 12 x 12cm, 15 x 15cm, 20 x 20cm, 25 x 25cm, we also do custom sizes according to customer's requirements
4. Usage area: dual projectors 3D cinmeas, Real D 3d theaters, Master Image 3d cinemas, home 3d cinmeas, office projectors, school projectors
5. Working time: 3 - 6 months, we suggest to replace them with new filters every 3 months.