**Specifications:**
Format: RealD, D, 3D, IMAX 3D
Compatibility: Suitable for polarized 3D TVs, polarized 3D computer monitors, and 3D cinemas (not compatible with regular TVs or computer monitors)
Main Features: Mainly hit most of the major domestic cinemas
Lens Quality: High light transmittance, clear imaging, and distortion-resistant
Material: Lightweight and durable with high light filtering using lightsclear technology
Viewing Experience: Wide viewing angle, no color distortion at the edges, no ghosting effect
Coating: Anti-reflection coating for clearer and more vivid images
Brand: YIDUN
**Attributes:**
Polarized 3D clip-on glasses
Lens: Optical 3D lens with anti-scratch treatment for improved 3D effects
Comfort: PC material for comfortable and flexible temple arms
Certificates: Utility model patent certificates for optical blue light and radiation protection glasses, and UV-resistant coating glasses
Patents: Inventor - Meirong Sheng, Patent numbers: ZL.201520556719.3, ZL201520556646.8
Patent Application Date: July 29, 2015
Patent Owner: Nanchang YIDUN Technology Co., Ltd.
Patent Announcement Date: December 9, 2015
Patent Authorization Date: January 20, 2016
Patent Validity: 10 years from the announcement date
Annual Fee: Due on July 29th each year, failure to pay may result in patent termination
**Note:** All measurements are manually taken with a margin of error within 1-3mm.
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