1. a small lens or lens-like optical element, often used in arrays for imaging or light manipulation
Usage: technical; optics
2. a small lentil-shaped or lens-shaped structure or object
Usage: rare; botanical or geological contexts

Examples

• The camera's autofocus system uses an array of lenticules to improve light collection.
• Lenticule arrays are commonly found in modern smartphone camera sensors.
• The optical designer specified lenticules with a focal length of 2 millimeters.
• Lenticule technology has revolutionized compact camera design.
• Each lenticule in the array focuses light onto a specific photodiode.