The Lens Have It Crossword

Lenses that reflect the rays of light causing them to come together at a certain point.
Lenses in which the rays are divided and the focal length is a negative.
The incapacity of the lines of the rays to focus at a point altogether.
Eliminates spherical aberrations.
An aberration in which the light is refracted through the lenses and is dispersed.
Minimizes chromatic defects by adding more lenses to converge the light.
Takes the light and sends information of the image to the brain.
The inability to spot distant objects clearly because inside it is focused on the retina.
Cannot see close objects due to the image that is focused on the back of the retina.
Lenses that were constructed to be lightweight and have extraordinary optic characteristics.
Known as "safety glasses".
The first lenses were constructed out of this material.