Why choose Goniometer 8"?
A goniometer is an instrument that either measures an angle or allows an object to be rotated to a precise angular position. Goniometer 8" features clear plastic construction. The 360° protractor head has scales calibrated to be used with the ISOM (International Standards of Measurement) system.
This high resolution model has a white background behind the numbers and lines that assures a high contrast for added readability.
Reads 0 ̊ to 90 ̊ and 0 ̊ to 180 ̊ in 1 ̊ increment. Both arm have a linear scale in inches and centi-meter. 8 inches (20cm) long.