The eyeball of a nearsighted person is very wide, and the retina is too far away from the crystalline lens.
It is not the crystalline lens of your eyes which is sorry, when you cry?
These cones, agreeing in number with the facettes, play the part of the crystalline lens in the eyes of animals.
If the crystalline lens of a Triton be removed, it is regenerated by the iris.
The optic nerve appears to have retained its health long after the crystalline lens has parted with its transparency.
The eyes must, besides, be very imperfect, for they possess no crystalline lens.
This refers to the enamel of the teeth and the crystalline lens of the eye.
The crystalline lens is voluminous, spherical, and diaphanous.
The crystalline lens is a small body of a crystalline appearance and lenticular shape, whence its name.
When impressed by colours, are we conscious of an optic nerve, retina, crystalline lens and other instrumental powers of vision?