Internet Encyclopedia of Science
TELESCOPE EQUIPMENT
A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z

                   • HOME
• ABOUT
• CATEGORIES
• COPYRIGHT
• NEWSLETTER

  



Keplerian telescope


Keplerian telescope ray diagram
Keplerian telescope ray diagram
A telescope or beam expander formed from two positive elements separated by the sum of their focal lengths. Keplerian telescopes have a focus between the elements, making them ideal for use with spatial filters.


Related category

   • TELESCOPE EQUIPMENT AND TECHNIQUES


Also on this site:

Encyclopedia of Alternative Energy & Sustainable Living
Encyclopedia of History


BACK TO TOP