Episcope, Vu-Lyte II opaque projector by Charles Beseler Company, Florham Park, New Jersey, serial no. 46262 Episcope, Vu-Lyte II opaque projector
Janus Epidiascope, c 1920. Manufactured by Ed Leisegang DRP; sold by Andrew Baird, Scientific Instrument Maker, Edinburgh. Episcope projects vertically, with pivoted, rotating mirror above lens. Slide projection by Binal lens 43/50 +, F:15cm, Serial No A3086. Electric lamp. With wire cable and plug marked 'BBC'. Janus Epidiascope 1915-1925