Calipers are an instrument used to measure the dimensions of an object.
Caliper(s) or calliper(s) may also refer to:
Brace (orthopaedic), especially a leg brace Calipers, components of a disc brake Caliper brakes, a type of bicycle brake Caliper, the measured thickness of paper, in paper and ink testing
See also Caliber (disambiguation) Rotating calipers, an algorithm an algorithm design technique in computational geometry Compass (drawing tool)