Uploaded August 2016 | Updated September 2026, 1 week ago

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Optical devices, such as the magnifiers and telescopes shown here, enable people who are visually impaired to magnify images they need to view.

There are many different types of magnifiers available in a variety of sizes, shapes, and magnification powers, and they fall into three broad categories: handheld, free-standing and spectacle-mounted.

afb.org/info/living-with-vision-loss/using-technology/assistive-technology-videos/transcript-of-optical-devices-video/1235