Navitar Inc. has introduced Optical Wizard 2.0, an updated online lens calculator. Aimed at engineers, end users and OEMs, the tool aids lens choice when a component is required for a machine vision system or other electronic imaging application. The resource features a user-friendly interface and provides step-by-step guidance. Users sort through the company’s products by indicating camera sensor format, object size, working distance and other parameters. The newest version offers enhanced interactivity and earlier previews of lens selection and price.