achromatic prism
noun Optics.
a system of two or more prisms of different substances that deflects but does not disperse a beam of light.
Words nearby achromatic prism
achromate,
achromatic,
achromatic colour,
achromatic lens,
achromatic objective,
achromatic prism,
achromatic vision,
achromaticity,
achromatin,
achromatism,
achromatize