Lyzer Dissecting Microscope(LT-1) :With round base having all brass knobs with 10x and 20x eyepieces in box.
Dissecting Microscope(LT-2) : Delux model with bull eye lens 80mm dia, and 10x and 20x eyepieces.
Lyzer Dissecting Microscope : Designed as per Olympus with 10x and 20x eye pieces in plywood box.