1 / 17

Light, Optics and Telescopes

Light, Optics and Telescopes . The Electromagnetic Spectrum. Photons of different energies radiate at different wavelengths or frequencies. wavelength x frequency = velocity of light ( c) . l n = c . c = 5 x 10 5 km/s . c = 186,000 miles/s .

kamea
Download Presentation

Light, Optics and Telescopes

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript


  1. Light, Optics and Telescopes The Electromagnetic Spectrum

  2. Photons of different energies radiate at different wavelengths or frequencies wavelength x frequency = velocity of light ( c) l n = c c = 5 x 105 km/s c = 186,000 miles/s

  3. Atmospheric Windows Visible and radio

  4. Physical Properties of Light Refraction

  5. Refraction is wavelength dependent Reflection

  6. Formation of an image

  7. Telescopes -- Refractors Yerkes Observatory – Lake Geneva, Williams Bay Wisconsin

  8. 20th Century Large Reflectors Mt Wilson 100-inch – 100 yrs old Palomar 200-inch Cerro Tololo 4 -meter

  9. Modern Observatories Cerro Tololo Interamerican Obs.

  10. Kitt Peak National Obs. Tucson Arizona

  11. Very Large Telescopes Mauna Kea ESO – VLT

  12. MMT on Mt. Hopkins, AZ

  13. Minnesota’s $5M (private) investment in a very large telescope (> $100M) Large Binocular Telescope (LBT) Mt. Graham Arizona Design Other partners -- University of Arizona, Germany, Italy, Ohio State University, University of Virginia, Notre Dame

  14. Radio Telescopes

  15. Arecibo Very Large Array – VLA

  16. Telescopes in Space -- other wavelengths – UV, X ray, gamma ray and far-IR

More Related