A refracting telescope uses a lens instead of a mirror to focus the incoming light, relying on refraction rather than reflection to achieve its purpose. Refraction is the bending of a beam of light as it passes from one transparent medium (for example, air) into another (such as glass).
Game | Time | WPM | Accuracy |
---|---|---|---|
298 | 2018-06-01 11:15:51 | 62.83 | 95% |