The DARAY DX4000 series of X-ray film viewers feature a distinctive modern slim design. The new low profile design uses contemporary TFT monitor cold-cathode technology, meaning the DX4000 series X-ray film viewers are only 25mm deep. The DARAY DX4500 series X-ray film viewers have the design qualities of the DX4000 with the additional feature of a variable brightness contol fitted on each panel to compensate for various film densities & ambient light levels. Long-life light sources provide clear, cool diffuse illumination. They are available as single or double wall-mounted units. * Single: 500 (W) x 500 (H) x 25mm (D). Weight: 3.5kg * Double: 1000 (W) x 500 (H) x 25mm (D). Weight: 7.0kg