achromatic

/ak-ruh-mat-ik, ey-kruh-/US // ˌæk rəˈmæt ɪk, ˌeɪ krə- //UK // (ˌækrəˈmætɪk) //

消色差,消色龙,消色性,消色差的

Definitions

adj.形容词 adjective

1
- : Optics. free from color.able to emit, transmit, or receive light without separating it into colors.
- : Biology. difficult to stain.
- : Music. without accidentals or changes in key.

adj.having no hue

Synonyms

The construction of achromatic telescopes depends upon this principle.
The achromatic lens consists of a double convex lens of crown glass combined with a plano-concave lens of flint glass.
Achromatic lenses are used in all high-grade optical instruments such as telescopes and microscopes.
The colored images that are sometimes seen in cheap opera glasses show the result of not using achromatic lenses.
The camera is furnished with either meniscus achromatic or rapid rectilinear lens.