Butler, Norman, <br/><br/>
Building and using binoscopes / 
Norman Butler. 
 - xiii, 342 páginas :  330 ilustraciones, 260 ilustraciones en color. 
 - The Patrick Moore Practical Astronomy Series,  1431-9756 .
<br/><br/> Springer eBooks 
<br/><br/>Preface -- Why Binoscopes?- Optical Designs -- Binoculars Are Binoscopes.- RTMC Riverside Telescope Makers Conference -- Homemade Binoscopes -- One-Of-A-Kind -- Odds and Ends -- Equatorial Drive Platforms -- Equatorial vs. Altazimuth -- Binoculars Of-The-Third-Kind.- Astronomical Formulae -- Glossary -- Index. 
<br/><br/><label>ISBN: </label>9783319076898 
<br/><br/><label>LC Class. No.: </label>QB4