双筒望远镜观天指南电子书系列
本帖最后由 deepgreen 于 2009-3-4 06:02 编辑1. Binocular Astronomy
作者:Stephen Tonkin
http://www.rayfile.com/files/3a2d1a40-0757-11de-8189-0019d11a795f/
2. Binocular Highlights - 99 Celestial Sights for Binocular Users
作者:Gary Seronik
http://www.rayfile.com/files/6ccf614c-0757-11de-b8e0-0019d11a795f/
3. Exploring the Moon Through Binoculars and Small Telescopes
作者:Ernest H. Cherrington, Jr.
http://www.rayfile.com/files/414b6cd7-0758-11de-852e-0014221b798a/
4. Touring the Universe throught Binoculars - A Complete Astronomer's Guide
作者:Philip S. Harrington
http://www.rayfile.com/files/dd4ad31c-0758-11de-ba9e-0014221b798a/
5. Binocular Certificate Handbook - How to see 110 extraordinary celestial sights with an ordinary pair of binoculars
作者:John Flannery, South Dublin Astronomical Society
http://www.rayfile.com/files/e41b4421-0758-11de-ae7b-0014221b798a/ 谢谢LZ分享,学习一下 又一个好东东,谢谢LZyct58.gif 不错的资料,收藏 好东西哈~得支持下~ 好东西啊~顶下~~::070821_01.jpg:: 谢谢楼主分享,感动中~
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