Definition of achromatic in English:
1Relating to, employing, or denoting lenses that transmit light without separating it into constituent colors.
- The modern achromatic compound microscope was invented in 1878, and it was this instrument that added the extra dimension of the microscopic study of tissues to anatomical teaching.
- The 'Barlow lens', a modification of this telescope lens, is a negative achromatic combination of flint glass and crown glass.
- This behavior is also common in two-material waveplates such as achromatic waveplates constructed from quartz and magnesium fluoride plates.
2 literary Without color: achromatic gloom
More example sentences
- Lincoln checked her watch and nodded as an emaciated gray bus spluttered dead; pausing on its way to the ring of featureless, achromatic roads which led to the main structure of South Street ferry port.
- Random branches hung aimlessly above her head and the neighbors' rose bushes stretched thinly across their metal fence like an achromatic spider web.
- The ocean, also rather achromatic, kissed the foundation of the towering building, spraying up to the pediment.
Late 18th century: via French from Greek a- 'without' + khrōmatikos (from khrōma 'color').
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Definition of achromatic in:
- British & World English dictionary
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