# init(frame:magnification:strokeColor:lineWidth:allowedInteractions:id:) Initializes and returns a new loupe markup from the specified parameters. ``` init(frame: CGRect, magnification: CGFloat = 1.5, strokeColor: CGColor? = nil, lineWidth: CGFloat = 2.0, allowedInteractions: MarkupInteractions = .all, id: MarkupID = MarkupID()) ``` ## Parameters `frame` The frame of the shape. `magnification` The magnification level used to zoom the content below the loupe. Defaults to `1.5`. `strokeColor` The color of the loupe’s border. Defaults to `nil` for no border. `lineWidth` The width of the loupe’s border in points. Defaults to `2.0`. `allowedInteractions` The flags controlling the interactions people can perform. Defaults to `.all`. `id` The identity of the loupe. Defaults to a unique id. --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)