We claim the ornamental design for a linear catadioptric lens assembly, as shown and described.
FIG. 1 is a top perspective view of an embodiment of a linear catadioptric lens assembly, showing the new design;
FIG. 2 is a left side view thereof;
FIG. 3 is a right side view thereof;
FIG. 4 is a top view thereof;
FIG. 5 is a bottom view thereof;
FIG. 6 is a back view thereof; and,
FIG. 7 is a front view thereof.
The broken line showing of a bracket is meant to indicate indeterminate length. The bracket and the space in between the bracket from no part of the claimed design.