Beginning Telescope Making

 

Making a 4.25 Inch Dobsonian Reflector Telescope

 

 

 

I. Introduction

 

II. The Focal Length

 

III. The Grinding Tool

 

IV. The Mirror Blank

 

V. Rough Grinding The Mirror

 

VI. Fine Grinding The Mirror

 

VII. Pouring The Pitch Lap

 

VIII. Polishing The Mirror

 

IX. The Foucault Tester

 

X. Figuring And Testing The Mirror

 

XI. Aluminizing The Mirror

 

XII. The Mirror Cell

 

XIII. The Secondary Mirror

 

XIV. The Spider 

 

XV. The Tube

 

XVI. The Focuser

 

XVII. The Eyepieces

 

XVIII. The Mount

 

XIX. The Finder

 

If you have any comments, you can send email to me Mitchell Schoenbrun at mailto:maschoen@pobox.com.