Valuable art work must be protected from light by additional glass or transparent acrylic sheets put between the lamp(s) and the painting.
The windows were made of acrylic sheets.
The air is then removed from the mould and the acrylic sheet is drawn into it, forming the shape of the canopy.
The properties of the acrylic sheets and design he chose to cut into it proved tricky to complete.
Fixed framed panes which will take acrylic sheets (from £15 per sq m).
Eventually, feeling restricted by even the semi-transparent nylon, Katzen started to paint on acrylic sheets in the late 1950s.
He cites 'Perspex' cast acrylic sheet as an example.
The face of the acrylic sheets is almost clear, only very lightly tinted, but the edges are bright, creating a stripe effect behind the cutouts.
The production staff placed acrylic sheets invisible to the naked eye on the classroom windows to mask the sounds of nearby crowds and helicopters.
A translucent acrylic sheet is used as a rear projection screen to display information.
