LMT

Photometers, colorimeters, optical radiometers; prerecorded magnetic data carriers featuring computer software that measures light, color, and optical radiation in the lighting technology field, light sources field, luminaires field, visual signaling field, display field, optical properties field, and ultraviolet and infrared sources field

computer consultation; computer software design for others; updating computer software, namely measuring performance of computer programs that measure light, color, and optical radiation in the lighting technology field, light sources field, luminaires field, visual signaling field, display field, optical properties field, and ultraviolet and infrared sources field