Making A Refractor Telescope Norman Remer Pdf Jun 2026

In the world of amateur telescope making (ATM), the refractor often takes a backseat to the more common Newtonian reflector. Reflectors are simpler to build because you only need to grind one optical surface (the primary mirror). A refractor, however, demands perfection on four surfaces: the two on the objective lens (crown glass) and two on the flint glass element. Yet, the allure of the refractor—its sharp, contrasty, color-corrected views, lack of central obstruction, and classic elegance—remains irresistible.

: It emphasizes using rudimentary tools, making it accessible to hobbyists without industrial equipment. First Light Optics mentioned in the book or more info on lens-testing methods Making a Refractor Telescope | First Light Optics making a refractor telescope norman remer pdf