NIMH: Supply: Diagnostic Laboratory Equipment: N/A To rapidly present visual stimuli to a large screen, that are precisely calibrated for luminance and color (with 10-bit precision), can be presented ... NIMH: Supply: Diagnostic Laboratory Equipment: N/A To rapidly present visual stimuli to a large screen, that are precisely calibrated for luminance and color (with 10-bit precision), can be presented an a very fast refresh rate (>200 Hz), and are stable over time.