Spaeth/Richman
Contrast Sensitivity Center
Welcome to the Contrast Sensitivity Test Center

The Spaeth/Richman Contrast Sensitivity ('SPARCS') test SPARCS is an internet-based contrast measurement tool developed by Dr. George Spaeth of Philadelphia, Pennsylvania. The test is available to doctors and other healthcare professionals around the world. The SPARCS test is designed to be taken on any standard computer with a monitor of 15" or larger.