EC21 Product Catalogs - casio fx 850 http://www.ec21.com/ec-market/casio fx 850.html DEM Ribbon 15086/2170http://dem123.en.ec21.com/DEM_Ribbon_15086_2170--1238193_1238194.htmlFX-2090,FX-2190 We have the other models for EPSON: EPSON DFX5000/ 8000/ 8500/ 850/ SO8766/ SO8767;EPSON DLQ2000,EPSO20090203