FIG. 1 is a perspective view of an operation display device for biochemical analyzer showing our new design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a left side view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom view thereof; and,
FIG. 8 is a cross-sectional view taken along line 8-8 in FIG. 2, in which the internal mechanism is omitted.