AstroMedia Plumber’s Telescope
With a piece of waste pipe and fittings (not included) you can build yourself a sturdy astronomical telescope with a sharp colour corrected image and 30x magnification that can be mounted on an ordinary photographic tripod. It has an upside down picture like most astronomical telescopes.
The kit contains a set of high quality achromatic glass lenses, a tripod adapter, cardboard fittings, instructions, and a shopping list for your local DIY store.
Object lens: Achromat, 40 mm, f=450 mm
Eyepiece: Plössl, 15 mm, f=15 mm
Length of the telescope: 53 cm