IPA: /lɛnˈtɪkjuːl/
KK: /lɛnˈtɪkjuːl/
A small lens or a tiny groove that is often found on surfaces like projection screens or film, used to enhance images or create effects.
The lenticule on the projection screen helped to improve the clarity of the images being displayed.
Lenticule → It is derived from the Latin "lenticula" (meaning small lens), which is a diminutive form of "lens" (meaning lentil or lens). The word "lenticule" refers to a small lens or a lens-like structure.
Think of a 'small lens' ('lenticula') to remember that a lenticule is a tiny lens or lens-like shape.