'Binolux' twin tungsten/high pressure mercury lamp unit made by Reichert for use with 'Zetopan' microscopes, with base for microscope to increase clearance for fitting lamp unit, and with control unit for HBO 200 mercury vapour lamp made by Shandon Scientific Ltd, London, NW10, c1960-74. 'Binolux' twin tungsten/high pressure mercury lamp unit made by Reichert for use with 'Zetopan' microscopes circa 1960-1974