 Complete the following phrase:  After failing or being out of commission for several years due to an impractical technical laser mechanism which intended to have three colored lasers and a much greater visual impact on the dark skies of the surrounding areas, some of the original mechanism was salvaged and partially replaced and redesigned to have some operational ability with the green color. The redesign has some success since green is the color for which the eye is most sensitive and allows the perception of more light for the power limitations. However, the new design falls far short of the original claims for the construction. The structure was repainted after the laser renovation and reinaugurated at the 196th 