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How lenses and mirrors affect light and vision
images formed by convex and concave lenses common lenses curve generator polarized lenses Figure 8: Lens aberrations. double convex lens convex and concave lenses: bending light focal length of a lens Figure 5: The Gauss theory (see text).
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Photos and Videos

images formed by convex and concave lenses
common lenses
curve generator
polarized lenses
Figure 8: Lens aberrations.
double convex lens
convex and concave lenses: bending light
focal length of a lens
Figure 5: The Gauss theory (see text).
magnification
How lenses and mirrors affect light and vision
Understand how a pinhole focuses light and why lenses are better than pinholes
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Key People

Giuseppe Campani
Italian inventor
John Henry Dallmeyer
British manufacturer
Alvan Graham Clark
American astronomer