Early Technology Up Close

X-ray technology may seem futuristic but its origins date back to 1895. German physicist Wilhelm Röntgen discovered it by passing high voltage electricity through vacuum tubes which produced small amounts of X-Rays. The Gundelach style tube (pictured below) manufactured in the 1910’s made numerous improvements to the tubes, mainly in the durability and efficiency ofContinue reading “Early Technology Up Close”

Stereoscope Entertainment

A stereoscope is a device for viewing a pair of separate images, depicting left-eye and right-eye views with the same scene, as a single three-dimensional image. Most of us have fond memories of experiencing a stereoscope as a ViewMaster. This particular stereoscope is classified as a “Holmes” model, which was the most common model startingContinue reading “Stereoscope Entertainment”