The Optics ClipArt collection offers 276 images of the study of the behavior and properties of light arranged in 6 galleries including cameras and photography, lenses and refraction, microscopes and magnifying glasses, mirrors and reflections, and telescopes and binoculars. See also the Lighthouses gallery in the Boats and Ships collection for examples of Fresnel lenses.
The Cameras and Photography ClipArt gallery offers 16 illustration of photographic equipment and processes.
The Lenses and Refraction ClipArt gallery offers 37 illustrations of light changing direction as it passes through media with different refractive indices.
The Microscopes and Magnifying Glasses ClipArt gallery offers 31 illustrations of various types of devices designed to make small objects appear larger.
The Mirrors and Reflections ClipArt gallery offers 52 illustrations related to how light is reflected from flat or curved polished surfaces.
The Miscellaneous Optics ClipArt gallery offers 106 illustrations related to general optics.
The Telescopes and Binoculars ClipArt gallery offers 34 illustrations of devices used to make distant object appear closer to the viewer.