Tag Archives: pinhole camera

Chapter 30 Lab #81: Students will use a pinhole camera to generate, observe, and compare images formed with and without a lens.

PurposeIn this activity, students will observe images formed by a simple convex lens and compare cameras with and without a lens.
Discussion
The first camera used a pinhole opening to let light in. Because the hole is so small, light rays that enter cannot overlap. This is why a clear image is formed on the inner back [...]

Purpose
In this activity, students will investigate the operation of a pinhole “lens” and compare it to the eye.
Discussion
The image cast through a pinhole in a pinhole camera has the property of being in clear focus at any distance from the pinhole. That’s because the tininess of the pinhole does not allow overlapping of light rays [...]