Associations to the word «Achromat»
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Wiktionary
ACHROMAT, noun. A lens that imparts little color; a lens that is achromatic.
Wise words
It is better wither to be silent, or to say things of more
value than silence. Sooner throw a pearl at hazard than an
idle or useless word; and do not say a little in many words,
but a great deal in a few.