87363228
Mar 8, 2017
Apr 3, 2018
Active Trademark
System for optimizing image quality from the original taking of a picture to its final display on a monitor or projection screen comprised of precision reference front and rear-lit test targets in the nature of calibrated test targets featuring black and white and color patterns designed to generate specific electronic signals used to align a video camera, and calibration devices for calibrating electronic displays of optical emission spectrometers
Electrical and Scientific Apparatus