Each day this week, choose a product you can comfortably sketch in 10-15 minutes. Place that product under a strong light source, and position it so you can clearly see areas that are in the light and areas that are in shadow. Then sketch the product, paying close attention to the lighting. Since these products should be relatively easy to sketch, you’ll have plenty of time to focus on the lighting.
If you have trouble with light and shadows, focus on the major forms. Ignore the surface details and make sure the overall form looks correct. When your form is mostly a cylinder, then shade it as a simple cylinder first. After that, you can go back and add-in the details. The same goes for boxy forms, spherical forms, and just about anything else. Read More