Monopole writes “This is a telescope constructed from the combination of a Russian “Tourist-FL” eyepiece which accepts M42 (a.k.a. Pentax/Universal) manual screw mount lenses a 2x teleconverter and a Russian Lytkarino 3M-5CA 8/500(f/8 500mm)Maksutov Catadioptric Lens.. I constructed it for less than $100 using surplus and parts obtained over eBay. The resulting telescope has an […]
Augmented reality instruction manuals – “This project, named 3D IKEA Manual, aims to show the potential of augmented reality (AR) in domestic use. Instead of having only text and 2D images showing instructions to assemble furniture as in traditional manuals, an AR manual would have 3D virtual models appearing besides the written instructions. With 3D […]
Homemade camera flash solution from Modern Mechanix, 1932 – “Synchronizing Photo Flash Lamp With a Camera Shutter. The difficulty of synchronizing the flare of a photo flash lamp with the click of the shutter is frequently encountered by enthusiasts of the camera art…The contrivance consists of a flat type pocket flashlight battery mounted between two […]
Here’s a great interactive periodic table of elements, Thanks Jason! – Link. – Updated November 2012 (Previous link no longer active)
Prometheus writes – “…Instructions on how to break the seal on modular power supplies to fix the common problem of fatigue breaks in the cord, repair the internals, or salvage for other uses. This will violate warrantees so do this only for equipment not covered by one.” – Link.
Here’s a homemade boombox made from some old speakers, solar panels, balsa wood and a MP3 player – [via] – Link.
Oskay2 turned an old monitor into a cat bed, seems like the cat likes it, or it’s just a clever background image – “JellyBean hangs out in Harley’s converted Apple Two-Page Monochrome Monitor, which has been repurposed into a cat bed. I removed the CRT, circuit boards, and added the towel and some catnip. “ […]
