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Adafruit

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$8.65 |
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A 40 mm diameter convex plastic lens with a lip edge for easy mounting in a 38 mm cutout. The lens offers good clarity and is lightweight, making it suitable...

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A 40 mm diameter convex plastic lens with a lip edge for easy mounting in a 38 mm cutout. The lens offers good clarity and is lightweight, making it suitable for animated eye displays, optical projects, and creative builds.

Key Features

  • 40 mm Diameter – Convex plastic lens
  • Lip Edge – Mounts easily in a 38 mm circular cutout
  • Lightweight Plastic – Clear optics in a durable, lightweight material

Ideal For

  • Animated eye displays (Raspberry Pi, microcontroller)
  • Props and costume builds
  • Optical projects and experiments
  • Magnification and display effects

Package Contents

  • 1× Convex plastic lens (40 mm)

Jargon buster

Plain-language definitions for the technical terms used above.

microcontroller
A microcontroller is a small computer on a single chip that runs a stored program and controls connected inputs and outputs such as buttons, sensors, displays and communication interfaces. In a device built around one, it is the part that executes the code and coordinates the device's behaviour.
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