optic
BrE /ˈɒptɪk/ AmE /ˈɑːptɪk/
adjective / noun en → es
relating to the eye or sight
óptico, relativo a la vista
Collocations optic nerve · optic fibre
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She works as an optic technician.
Ella trabaja como técnico óptico.
a device used for looking at things, such as a telescope or microscope
instrumento óptico
Collocations optical instrument · optical device
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The astronomer used a powerful optic to observe the stars.
El astrónomo usó un potente instrumento óptico para observar las estrellas.