Technical Illustrations, Continued
To airbrush technical illustrations:
Make an outline drawing on paper (figure 6-42).
Indicated detailed shading. Make sure the drawing is correct.
Transfer the drawing to illustration board using graphite on the
reverse side of the drawing. The illustration board must be free of
Ink in the line outline of the drawing.
Beginning from the top to bottom or left to right, cover a section
Cut the frisket with a sharp blade along the line outline of the
object (figure 6-43).
Approach the airbrushing of sections as you would basic shapes.
Allow pigment to dry.
Continue this procedure as many times as necessary to complete
the drawing (figure 6-44).
Remove all friskets.
Add details and highlights by hand with a brush.
Clean up the drawing surface.
Continued on next page