Subtitles & vocabulary
How Your Eyes Work
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Cristal Chen posted on 2017/05/10Ever wondered how you see the world? This fun animated explainer dives into the amazing anatomy of your eyes, from the pupil and iris to rods and cones! You'll pick up tons of new vocabulary while learning how vision actually works.
Video vocabulary
the lens
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UK
- Noun
- A piece of glass or other transparent substance with curved sides for concentrating or dispersing light rays, used in cameras, telescopes, and spectacles.
- The transparent structure behind the iris that changes shape to help focus images on the retina.
C2
More the eye
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UK
- Noun
- The organ of sight in humans and animals.
- The ability to judge or notice things well.
A1
More the light
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UK
- Noun (Countable/Uncountable)
- Electromagnetic radiation from 380 to 750 nanometres, which is visible to the human eye
- A lamp or other source of illumination.
A1
More to see
US /tu si/
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UK /tu: si:/
- Verb (Transitive/Intransitive)
- To perceive with the eyes; discern visually.
- To understand or comprehend.
A1
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