Optical Telescope

Optical Telescope

1. Sensitive and needs to be protected from bad weather

   • Kept inside an observatory
     • Sliding panel on roof enables one to open it.
     • Can also be rotated to focus on different parts

2. Kept in desolate places

   • No city lights
   • Very little air pollution
   • Dry place
   • Cloudless most of the time.

3. Paranal Observatory

   • Cilli

4. SALT