A great tool to help with scale and proportion. This clever instrument will help you transfer measurements from life, photographs and sketches with ease... achieving accurate proportions every time. Anyone can achieve the proportion and scale that they want with this easy to use tool. Features include, eleven graduation holes to achieve your preferred scale; the ability to reduce or enlarge in ratios from 4:1 to 1:4; facility to measure angles to aid correct perspective; capacity to find mid points quickly and easily.
Made from wood and painted black.