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Celestron Telescopes: Manufactures Celestron Telescopes, telescope accessories, optics, computerized telescopes, binoculars, spotting scopes and microscopes for serious and amateur astronomers and hobbyists

For over 40 years, Gatan, Inc. has designed and manufactured instruments and products for electron microscopes that enable and advance EM applications. Gatan is the recognized leader in the industry and our products set the industry standards. Our de...

HowStuffWorks Electronics gives you explanations, reviews, opinions, and prices for popular electronics, iPods, home theaters, and other gadgets.

Allied Vision Technologies - FireWire und Gigabit Ethernet (GigE) Machine Vision Kameras für die industrielle Bildverarbeitung

Photometrics High Performance EMCCD and CCD Microscopy Cameras for Life Science Research

QImaging designs, manufactures and markets high performance digital FireWire cameras for imaging in life science and industrial applications.

This is a personal home page that describes hiking experiences (with photographs) and provides general information of interest to hikers.

Instructables is the Biggest How To and DIY community where people make and share inspiring, entertaining, and useful projects, recipes, and hacks.