Optional features include precision, camera tracking, columnated
backlight, ultra-flat ceramic vacuum workpiece staging system, and rotary staging devices.
Just as Jan van Eyck's oversized Mary in his Madonna in a Church, with columnated
robe, personifies the basilica in which she stands, the ribs of Gober's culvert pipe reprise the vaults of late medieval cathedrals, which themselves were meant to symbolically transform the interior of the church into Mary's womb (or the body of Christ, depending on the particular exegetic source).
Similarly, most dentists do not use rectangularly columnated
X-ray beams, which can cut X-ray doses by another 50 percent, White says.