Prisma Par Black Glass
This is an optional Black Glass filter for the Prisma Par 20 and Prisma Par 50 fixtures. It will create a complete blackout effect, only allowing UV rays to penetrate, it is easy to install within seconds.
Four-point screw-in filter
Temperature resistant up to 300 degrees
4-5H glass hardness rating
?70% UV light transmittance at 365 wavelengths