The Crucifixion is positioned high above the altar. The background for each of the lights is a spectacular red and gold sunset, offset with evergreen trees. The top panels of the first light depict six golden-haired angels praying in profile. The middle and lower panels depict ten Irish saints. St. Patrick is depicted at the front of the saints, attired in traditional green robes.
The top panels of the central light depict five angels attired in gowns of gold and white, with elaborate wings of blue and red. The Holy Spirit, denoted by a dove, is in the centre of the group. In the main panels, Jesus is shown on the cross. The lower panel of the central light shows Mary, Saint John and Mary Magdalene at the bottom of the cross.
The top panels of the third light depict six angels, dressed in decorated robes of white, blue, green, gold and red. The main and lower panels of the third light depict ten Irish saints kneeling in adoration. Saint Brigid of Kildare kneels in the foreground in blue robes.