Can I read SkyAndTelescope 1997 03 on EtoBox?

SkyAndTelescope 1997 03 by robson_hahn is a document available to read on EtoBox.

What is SkyAndTelescope 1997 03 about?

Amateur astronomer has doubled the resolving power of his 8-inch Celestron telescope. The cardboard mask and sliding screen transform the telescope into an optical interferometer. Optical interferometry has a long history and a very promising future.

Author

robson_hahn

Language

EN