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  2. Elevated photography - Wikipedia

    en.wikipedia.org/wiki/Elevated_photography

    Telescoping mast or pole photography [ edit ] Mast or pole photography refers to low-level, ground-based elevated or aerial photography , using a telescopic mast or pole, with a remote-controlled camera attached to the mast head, which allows a photographer to capture still and motion picture imagery, from a " birds eye view ".

  3. Jack post - Wikipedia

    en.wikipedia.org/wiki/Jack_post

    Jack posts are telescopic tubular steel props consisting of two primary parts, the main part of the post, and the jack screw or other adjustable fitting on one or both ends. Both ends are normally fitted with flat metal plates on the end, providing additional support area.

  4. Oppenheimer pole - Wikipedia

    en.wikipedia.org/wiki/Oppenheimer_pole

    Over time, the original mix of wooden and metal poles was upgraded with new poles, following Oppenheimer's patented innovations for metal telescoping poles. The so-called Oppenheimer poles were produced in Manchester and shipped to Australia throughout the 1880s and installed along the length of the Overland Telegraph Line.

  5. Joseph Oppenheimer - Wikipedia

    en.wikipedia.org/wiki/Joseph_Oppenheimer

    Over time, the original blend of wooden and metal poles were upgraded with new poles, following Oppenheimer's patented innovations for metal telescoping poles. The so-called Oppenheimer poles were produced in Manchester and shipped to Australia, throughout the 1880s. Oppenheimer's poles were installed along the length of the Overland Telegraphy ...

  6. Telescoping (mechanics) - Wikipedia

    en.wikipedia.org/wiki/Telescoping_(mechanics)

    Telescoping in mechanics describes the movement of one part sliding out from another, lengthening an object (such as a telescope or the lift arm of an aerial work platform) from its rest state. [1] In modern equipment this can be achieved by a hydraulics , but pulleys are generally used for simpler designs such as extendable ladders and amateur ...

  7. "Wish it came with a twist-up and pull-out extension pole," the reviewer wrote. ... Vibelite Telescoping Magnetic Pick Up Tool . $21 $26 Save $5 with coupon. See at Amazon.

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