Acrylite® OP-3/P-99 Sheets are premium picture framing materials used to protect your most treasured photos, artwork & documents. OP-3 P-99 UV protective acrylic sheets, filter out 98% of damaging ultraviolet rays. ACRYLITE OP-3 P-99 - combines both non-glare and UV filtering characteristics. ACRYLITE OP-3 P99 sheets were developed to meet the special needs of the picture frame industry. They offer ultraviolet filtering, light weight,and ease of fabrication.