A method of making a curved liquid crystal cell for an automatically darkening welding filter (10, 60) comprising: forming a first transparent conductive electrode layer on a first optically-transparent flexible glass player; bending the first optically-transparent flexible glass layer such that the first optically-transparent flexible glass layer is curved, wherein bending the first optically-transparent flexible glass layer comprises attaching the first optically-transparent flexible glass layer to a metal cylinder; disposing an UV curable adhesive on the edge of the first optically transparent flexible glass layer; disposing a twisted nematic liquid-crystal mixture on the transparent conductive electrode layer of the curved first optically-transparent flexible glass layer with the UV curable adhesive on its edge, wherein the liquid-crystal mixture comprises liquid crystal molecules and ceramic spacer beads; forming a second transparent conductive electrode layer on a second optically-transparent flexible glass player; attaching the second optically-transparent flexible glass layer with the second transparent conductive electrode layer to the curved first optically-transparent flexible glass layer at a leading edge with a removable tape after disposing the UV curable adhesive and the twisted nematic liquid-crystal mixture on the transparent conductive electrode layer of the curved first optically-transparent flexible glass layer such that the second optically-transparent flexible glass layer is curved and wrapped onto the curved first optically-transparent flexible glass layer using a polyester film attached to the metal cylinder on one end, wherein the first transparent conductive electrode layer, the second transparent conductive electrode layer, and the liquid-crystal mixture are disposed between the first optically-transparent flexible glass layer and the second optically-transparent flexible glass layer; using a rubber roll to press the second optically-transparent flexible glass layer onto the first optically-transparent flexible glass layer, wherein tension is maintained on the polyester film to keep the components of the cell in close contact; and further comprising curing the UV curable adhesive after attaching the second optically-transparent flexible glass layer to the first optically-transparent flexible glass layer by using a UV light source. forming a first transparent conductive electrode layer on a first optically-transparent flexible glass player; bending the first optically-transparent flexible glass layer such that the first optically-transparent flexible glass layer is curved, wherein bending the first optically-transparent flexible glass layer comprises attaching the first optically-transparent flexible glass layer to a metal cylinder; disposing an UV curable adhesive on the edge of the first optically transparent flexible glass layer; disposing a twisted nematic liquid-crystal mixture on the transparent conductive electrode layer of the curved first optically-transparent flexible glass layer with the UV curable adhesive on its edge, wherein the liquid-crystal mixture comprises liquid crystal molecules and ceramic spacer beads; forming a second transparent conductive electrode layer on a second optically-transparent flexible glass player; attaching the second optically-transparent flexible glass layer with the second transparent conductive electrode layer to the curved first optically-transparent flexible glass layer at a leading edge with a removable tape after disposing the UV curable adhesive and the twisted nematic liquid-crystal mixture on the transparent conductive electrode layer of the curved first optically-transparent flexible glass layer such that the second optically-transparent flexible glass layer is curved and wrapped onto the curved first optically-transparent flexible glass layer using a polyester film attached to the metal cylinder on one end, wherein the first transparent conductive electrode layer, the second transparent conductive electrode layer, and the liquid-crystal mixture are disposed between the first optically-transparent flexible glass layer and the second optically-transparent flexible glass layer; using a rubber roll to press the second optically-transparent flexible glass layer onto the first optically-transparent flexible glass layer, wherein tension is maintained on the polyester film to keep the components of the cell in close contact; and further comprising curing the UV curable adhesive after attaching the second optically-transparent flexible glass layer to the first optically-transparent flexible glass layer by using a UV light source.