Re: Instrument "Glass" for 1956 Clipper

Posted by bkazmer On 2019/5/16 8:11:16

the plastic lenses are almost certainly polyacrylate ( brand names like Perspex and Plexiglas). A fine abrasive like headlamp restorer (headlamps are usually polycarbonate) should be fine and will buff out surface crazing and yellowing, but will not repair deeper damage.