Dear friends, today we are going to compare 2 different fabrics, PET Crystal and PET Crystal HG(this is not PET Crystal 2 in another video). "HG" means "High Gain". PET Crystal(left) is 0.8 Gain, PET Crystal HG(right) is 0.9 Gain. 80-120 inch available.

Brightness: PET Crystal HG is better
Black Level: PET Crystal is better

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