Easy to use: simply lay out the upper points on the arm length and use the lower points to transfer it in proportion. It makes it easier to draw anywhere, anytime. Drawing or Painting: This proportional divider is not only suitable for architects and engineers. It is a very good choice for artists. And it is very useful for people who often paint or draw references that need to be reduced or enlarged. Premium Design: It is made of strong plastic and is used and handled constantly. 10 inches of . different holes allow you to enlarge or decrease the scene while maintaining the correct proportions. Tips: Carefully place proportional dividers on drawing paper or canvas to prevent legs from shifting. Proportional Scale Divider: Transfer measurements of motifs in , photos, or sketches to achieve precise proportions and perspectives in your finished artwork. Scales in proportions of 5: 1 to 1: 5.Even the slightest movement leads to inaccuracy on the scale. Always measure objects a proportional divider, arm fully stretched to keep your measurement method consistent. Easy to use: 1: Slide the locking clip up and down to adjust the scale, and move the green tab toward the center divider to reduce the size of the stream.