However, plexiglass does suffer from some downsides that come from it being plastic. These include static electricity buildup, which can be an annoyance at best or a hazard at worst. UV light exposure can turn some plexiglass polymers yellow, including acrylic. For instance, in Figure 6 b, PECA-5-2 demonstrates about 17% transmission at 375 nm compared to PECA-2.5-1 that transmits about 35% at the same wavelength. Table 2 shows comparisons among published works on UV blocking capabilities of various transparent polymer films including the present study. OPTIX® Acrylic Sheet Typical Properties OPTIX® SG Acrylic Sheet *Typical properties are not intended for specification purposes. 4 Property Test Method Units Values PHYSICAL Specific Gravity / Relative Density ASTM D792 – 1.19 Optical Refractive Index ASTM D542 – 1.49 Light Transmission - Total ASTM D1003 % 92 There are also specific UV blocking acrylic sheets available but again, Google suggests that this is only about 5% more restrictive than the normal type. Happy to be corrected on this but my main concern with "tight" fitting lids is the reduction in oxygenation. Acrylic lids will warp over time. Faster than you think. Any good pair of sunglasses will offer both UV and glare protection. Glare protection is about shielding the eyes from incident light by way of tinting or polarizing lenses, e.g. to reduce the occurrence of irritations caused by reflections off the water or wet roads. This protection is split between various categories – depending on the Optix acrylic sheet is a lightweight, impact resistant, transparent material ideal for glass replacement. This sheet also features excellent weatherability and insulating properties. Sometimes referred to as plexiglass, common applications include garage door windows, storm windows, shelf lining, cabinet fronts, picture framing, window boxes PmyW. What is the cost of laminated glass? The minimum cost of 3mm clear glass+0.38mm+3mm clear glass is US $10~$12/sqm. The cost varies big with different compositions and thicknesses. Glass thickness: 8mm+8mm is two to three times expensive than 4mm+4mm. Different PVB layer: there is a big price gap between 0.38mm & 1.52mm interlayer. It illustrates that general purpose acrylic sheet and float glass only filter out a small amount of the UV-light present in solar radiation, whereas ACRYLITE® UV filtering sheet absorbs approximately 98% of the UV light. A further shift of the ACRYLITE® UV filtering sheet curve to the right would cause absorption of blue visible light and Plexiglass, also known as acrylic, is very resistant to discoloration and fading. As a result, colored sheets will not noticeably discolor for decades, unless it becomes dirty or is chemically damaged. Plexiglass is inherently 92% UV resistant, and a special coating can be applied to make it 98% UV resistant. Can Plexiglass Be Tinted Does acrylic plexiglass block UV light? Although UV filtering plexiglass can not completely prevent colors from fading or darkening, it does filter out up to 98% of harmful UV light. The UV protection of this acrylic sheeting only blocks UV wavelengths shorter than 400 nanometers. Lexan is a polycarbonate resin thermoplastic. In a nutshell, what that means is that it’s a solid substance that can deform in extreme heat (typically 147 degrees Celsius, or 297 degrees Fahrenheit) and whose molecules are comprised of repeating subunits. Lexan is but one of a family of thermoplastics whose main claim to fame is in its

does plexiglass block uv light