API Reference > imodeljs-frontend > Views > ViewState3d > setLensAngle setLensAngle Method Set the lens angle for this view. setLensAngle(angle: Angle): void note This does not change the view's current field-of-view. Instead, it changes the lens that will be used if the view is subsequently modified and the lens angle is used to position the eyepoint. note To change the field-of-view (i.e. "zoom") of a view, pass a new viewDelta to #lookAt Parameter Type Description angle Angle The new lens angle in radians. Must be greater than 0 and less than pi. Returns - void Defined in core/frontend/src/ViewState.ts Line 1443 Last Updated: 13 June, 2024