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Zoom the view in and out with the scroll wheel.
Canvas Controls
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When the “Show Canvas Controls“ toggle is on from the Visualization tab under Settings, a canvas control widget will appear in the right upper corner of the 3D view. The current view of the workcell can be saved and loaded under the Select View drop down menuusing the camera icon in the top right corner of the canvas. Pan/Orbit control of the canvas is available by pressing Up/Down, Left/Right buttons without using scroll/drag mouse functions. This widget is designed for touch-based inputs.
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