Non-reflective matt grey baseboard with printed fine grid and cm/inch scale. Matt-black anodised aluminum section tube column with cm/inch scale. Hand-cranked height adjustment by friction drive in plastic bearings. Column can be mounted rotated 180°. With horizontally adjustable camera arm to change the distance to the column, moves approx. 7 cm (2.7 in.) back and forth. 1/4” mounting thread.