TY - GEN AU - M. Young C2 - Technical Note (NIST TN), National Institute of Standards and Technology, Gaithersburg, MD DA - 1981-08-01 00:08:00 LA - en PB - Technical Note (NIST TN), National Institute of Standards and Technology, Gaithersburg, MD PY - 1981 TI - The Use of LEDs to Simulate Weak YAG-Laser Beams ER -