The great obstacle which long stood in the way of the improvement of refractors was the defect known as "chromatic aberration."
A refracting telescope which has been freed from the effects of chromatic aberration is called achromatic.
The secondary spectrum is very commonly confounded with the chromatic aberration of higher order.
The observer should first determine whether the chromatic aberration is corrected.
Her intense lustre brings out every defect of the instrument, and especially the chromatic aberration.
An excellent demonstration of chromatic aberration in the eye is found by viewing fine detail through a purple filter.
It accordingly becomes possible to correct the chromatic aberration of one glass by superadding that of another.
The false colouring of the image is due to chromatic aberration.
The double concave lens is added to correct for chromatic aberration.
This defect of lenses is known as chromatic aberration and is quite obvious in the eye.
chromatic aberration n.
Color distortion in an image produced by a lens, caused by the inability of the lens to bring the various colors of light to focus at a single point. Also called chromatism.
|chromatic aberration |
See under aberration.