For Sale
6-inch Achromatic Refractor 96 inch focal length. Made by Irving & Son,
London.
With personal details of optical tests done by the British Astronomical Assoc.
Equatorially mounted on cast-iron pier.
With 6 eyepieces & right-angle prism and finder scope.
5-inch Achromatic Refractor. F15. Unmounted, but cradle supplied.
24-inch Perspex Celestial Globe with a stand and setting circles. Terrestrial globe
inside. Printed Constellation names.
16-inch Perspex Terrestrial Globe. Transparent, with continents marked.
16" black globe. Can be used as a spherical blackboard.
11 ¾-inch Pyrex mirror. F10, in aluminium cell. With diagonal and optical flat,
including eyepiece assembly and rack-and-pinion focuser. Figured by Danie
Overbeek.
2-inch Refractor in tube.
2-inch Refractor. Moonwatch telescope with special Erfle focusing eyepiece, extra wide
angle.
Carl Zeiss erecting prism for Terrestrial viewing.
Heavy duty Theodolite - 2-inch lens & mountin & tripod.
Stereoscopic Microscope with 2 eyepieces.
Heavy duty Tank Gunsight - 2-inch lens with illuminated crosshairs.
Photographic camera tripod.
Assortment of Achromatic 2-inch lenses & prisms & filters.
Aluminium cast cell for 6-inch mirror.
Various Astronomical books.
Please contact: Dr. Neil Williams
on 011 615-2162 to view.
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