It's likely that GeoMedia Smart Client can export its data into other formats in addition to MDT, in which case you can use the same program to open the MDT and save it to a different format.
O yiri ka GeoMedia Smart Client nwere ike mbupụ data ya n'ụdị ọzọ na mgbakwunye na MDT, ya mere ana m ewere na ị nwere ike iji otu usoro ahụ mepee MDT ma chekwaa ya na usoro dị iche.