Optical Devices

Discover a set of resources to develop background knowledge on the topic of space exploration.

Students will explore the societal impacts of inventions involving light and sound.

Visible light is only part of what astronomers study. They use different types of telescopes to study the entire electromagnetic spectrum.

Learn about telescopes that do their work high in Earth’s atmosphere and in space.

Learn about the history of telescopes and the function of refracting and reflecting optical telescopes.

Learn about radio astronomy, a type of astronomy that studies objects in space using radio waves and radio telescopes.

Learn about telescopes, how they work & why they're important to astronomers.

Explore the concept of persistence of vision in this hands on activity.

The human eye lets us see the world by sending impulses to our nervous system. In many ways, it is very similar to other optical devices, including cameras.