A unique guide introducing the latest modern resources available to amateur observers.Use only red flashlights, and even then, do not aim them at people (nor at CCD cameras, which are very sensitive to red). Car headlights are a special problem. Even fog lights and backup lights can disturb observers. Ionce drove a car out of anbsp;...
|Title||:||Celestial Objects for Modern Telescopes|
|Author||:||Michael A. Covington|
|Publisher||:||Cambridge University Press - 2002-09-26|