dnl spc-english /1ère the eyes and vision defects...eye its color. in dim light, the iris contracts...
TRANSCRIPT
![Page 1: DNL SPC-English /1ère The Eyes and vision defects...eye its color. In dim light, the iris contracts and the pupil gets bigger. This increases the amount of light that enters the eye](https://reader031.vdocuments.mx/reader031/viewer/2022012000/6071fa895dd5e1660463a098/html5/thumbnails/1.jpg)
DNL SPC-English /1ère
The Eyes and vision defects
![Page 2: DNL SPC-English /1ère The Eyes and vision defects...eye its color. In dim light, the iris contracts and the pupil gets bigger. This increases the amount of light that enters the eye](https://reader031.vdocuments.mx/reader031/viewer/2022012000/6071fa895dd5e1660463a098/html5/thumbnails/2.jpg)
Questions:
1. Introduce and comment on this documents.
2. Why is it uncomfortable (and not recommended) to look at objects held nearer than 25cm from
the eyes?
3. Where are the image formed in uncorrected myopic and hyperopic eyes? How can we explain
those vision’s defects ?
4. How different are concave and convex lenses? (a ray diagram is expected)
5. How can we correct myopia and hyperopia?