A simple ventilation calculator for glassworkers

Cell Phone Camera Kit from Aura features our Blue Didymium (TM) filter so you can easily film glassworking operations

Gift certificates for glassworkers.

Blue Didymium Bench Shield

The items below are all first-quality frames and filters that have been returned by customers to exchange for another frame or filter. We are offering them at a discount because they have already been sold as new once and cannot be resold as new. All of these offerings carry our full warranty.

Fitover frame for glassworkers - extra-large -- fits frames that measure 5-3/4" wide x 2" high (147mm x 51mm)