On the plus side, a cheapo telescope is virtually certain to be a "terrestrial" type, which'll show you things the right way up. "Astronomical" telescopes (including the Astroscan) normally show things upside down, because that's the simplest way to build the optics; it minimises loss of...
The article details telescope maker Jerry Oltion's construction of a giant Astroscan telescope. According to the author, although Oltion's Astroscan is not portable like its predecessor made by Edmund Scientific, it does have four times the power offe...
What I've got:Equipment:Astroscan, 15mm RKE (purchased after getting the Astroscan), 28mm RKE (bothEdmund Scientific), and aMeade#128 3x Telenegative Barlow lens (1.25"),Tasco10x50mm binoculars,Discovery: Star Planetarium (kids)Literature:The Amateur Astronomer's Handbook(1968) James Muirden,H...
The article details telescope maker Jerry Oltion's construction of a giant Astroscan telescope. According to the author, although Oltion's Astroscan is not portable like its predecessor made by Edmund Scientific, it does have four times the power offered by Edmund's version. Oltion reveals that...
Describes author/inventor Alphonse Pouplier's computerization of his Edmund Scientific Astroscan 2001. Difficulty with the stepper motors; Robotic Astroscan's ability to track a single star or planet correctly for hours; Flaws; Telescope's operation; Motivatio...
The article details telescope maker Jerry Oltion's construction of a giant Astroscan telescope. According to the author, although Oltion's Astroscan is not portable like its predecessor made by Edmund Scientific, it does have four times the power offered by Edmund's version. Oltion reveals that...