Material: RoHS compliance ABS plastic frame, acrylic lens
Proportion: 1.2g/cu.cm
Higher stability,good causticity,anti-abrasion
Meterial of lens:1.0-1.60mm acrylic lens - high transmittance
Parameter: Direct transmittance 91.75%
Indirect transmittance 15.55%.
Whole quality grade:*A+
Tel : +852 3987 1009
Fax :+852 2402 8858
Skype: louis888888
*****************************