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How to Manipulate Objects in Six Degrees of Freedom with Hexapods

Hexapods are incredibly useful tools for manipulating objects in six degrees of freedom. As the name suggests, a hexapod is a robot featuring six independently controlled struts that are coordinated to move an object in six degrees of freedom. Those familiar with robotics will know that an object’s position and orientation in space can be…

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The Basics of Scanner Field of View and Strategies for Improving It

You’ve decided your process requires the speed and precision of a galvanometer-based laser scanner and you’re faced with determining which field of view your application will require. Many questions may come to mind, including: “What is a field of view?” “How will my laser and optical equipment affect my field of view?” “Which strategies exist…

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Piezo Controller Thermal Stability Comparison

Piezo controller design can have a significant effect on thermal stability, causing excessive error in precision motion applications. In this technical note, we briefly describe some techniques used for controlling thermal effects and compare the thermal stability of Aerotech’s piezo control electronics with a competitive design. Thermal stability is paramount in any precision process. Thermal…

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