Guest
Race Result Details |
| Racer | Night (nightfield) |
| Race Number | 224 |
| Date | Thu, 9 Mar 2017 12:33:30 |
| Speed |
71 WPM
 Try to beat?
|
| Accuracy | 94.1% |
| Rank | 1st place (out of 4) |
| Opponents | kenji2 (4th place) |
Text typed:
|
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).
— (book)
by Eric Chaisson, Steve McMillan
(see stats)
|