http://www.telescopebuyingguide.com/blog/compare-the-function-of-the-objective-lens-of-a-telescope-with-the-objective-of-a/ Thu, 17 May 2012 19:53:16 +0000 http://wordpress.org/?v=2.7 hourly 1 http://www.telescopebuyingguide.com/blog/compare-the-function-of-the-objective-lens-of-a-telescope-with-the-objective-of-a/comment-page-1/#comment-1687 Collin Sun, 28 Jun 2009 01:49:15 +0000 http://www.telescopebuyingguide.com/blog/compare-the-function-of-the-objective-lens-of-a-telescope-with-the-objective-of-a/#comment-1687 small it will be clearer and the object is flipped small it will be clearer and the object is flipped

]]>