How to Say "eyepiece" in Spanish
The Spanish word for “eyepiece” is “ocular” — B2 level.
English → SpanishB2
nounB2formal
the lens part of a microscope or telescope

Examples
No toques el ocular del microscopio con los dedos.
Don't touch the eyepiece of the microscope with your fingers.
El telescopio tiene un ocular de alta potencia.
The telescope has a high-power eyepiece.
Limpié el ocular porque estaba empañado.
I cleaned the eyepiece because it was foggy.
Identifying Gender
This noun is masculine. You should always use 'el' or 'un' with it: 'el ocular'.
Confusing with 'Ocular' the Adjective
Mistake: “La ocular del microscopio”
Correction: El ocular del microscopio
Learn Spanish with Inklingo
Interactive stories, personalized learning, and more.