Aluminum Step Wedge
The Aluminum Step Wedge is economical and allows users to examine the effects of changing the digital image receptor settings and film-screen combinations.
Construction: High Purity Aluminum Alloy and Copper, 9 steps 0.3 mm high x 1.4 cm deep
Size: 14.2 x 4 cm (5.6 x 1.9 in)
Weight: 10 g (0.4 oz)