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A wolf collar is normally made out of metals such as steel. The length of the spikes can be quite long, but styles differ in different places. [citation needed] The dogs that normally wore the collars were ones used to protect livestock from attack by wolves. The purpose of the collar is to protect the dog wearing it when it has to fight the ...
Stereoscopic rangefinder atop the bridge of the German cruiser Admiral Graf Spee Portable stereoscopic rangefinder with binoculars from WWII. A stereoscopic rangefinder or stereoscopic telemeter [1] is an optical device that measures distance from the observer to a target, using the observer's capability of binocular vision.
Portable stereoscopic rangefinder from WWII The coincidence rangefinder of the Polish destroyer ORP Wicher Laser rangefinder Second World War German range finding tower at La Corbière Jersey A rangefinder (also rangefinding telemeter , depending on the context) is a device used to measure distances to remote objects.
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Coincidence rangefinders work through the principle of triangulation. In the pictured example, triangulation can be used to determine the range of the ship 𝑑.The position of the lenses A and B are known, and the angle of the lenses α and/or β is set by the operator so that both are aimed at the target.
Rangefinder Camera Mechanism. Some cameras (Argus C3, etc) do not have a beam splitter; these cameras instead have a seperate viewfinder.The first rangefinders, sometimes called "telemeters", appeared in the twentieth century; the first rangefinder camera to be marketed was the 3A Kodak Autographic Special of 1916; the rangefinder was coupled.
What one nurse learned about humanity amidst the Ebola epidemic
Preheat oven to 425ºF with the rack set 5 to 6 inches from the top. Stir together butter and garlic in a bowl. Season with salt and pepper. Spread butter on cut side of bread, dividing evenly ...