Olivon to Surplus Shed

  • William Paolini
Chapter
Part of the The Patrick Moore Practical Astronomy Series book series (PATRICKMOORE)

Abstract

These use two extra low-dispersion lenses and are parfocal. This eyepiece line is within the following competition class of eyepieces with similar specifications and performance: Astro-Tech Paradigm Dual ED, BST Explorer ED, Orion Epic II ED, Pentax XF, Telescope Service NED “ED” Flat Field.

Keywords

Microwave Arsenic Titan Rubber Refraction 

Copyright information

© Springer Science+Business Media New York 2013

Authors and Affiliations

  • William Paolini
    • 1
  1. 1.ViennaUSA

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