direct-vision spectroscope

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noun Optics.

a simple spectroscope consisting of a collimating lens and an Amici prism.

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Origin of direct-vision spectroscope

First recorded in 1875–80

Words nearby direct-vision spectroscope

direct sum, direct tax, direct transfusion, direct vision, direct-vision prism, direct-vision spectroscope, Diredawa, direful, diremption, dire wolf, direxit

How to use direct-vision spectroscope in a sentence

And in order for them to realize their vision, they are willing to use any means.
Ayaan Hirsi Ali: Our Duty Is to Keep Charlie Hebdo Alive|Ayaan Hirsi Ali|January 8, 2015|DAILY BEAST
Seeing what they were doing, I was inspired to add my vision to their technique.
The Photographer Who Gave Up Manhattan for Marrakech|Liza Foreman|January 6, 2015|DAILY BEAST
Another member of the plot took care of the ammo along with black uniforms, night-vision equipment, and body armor.
The Shadowy U.S. Veteran Who Tried to Overthrow a Country|Jacob Siegel|January 6, 2015|DAILY BEAST
Mr. Bachner said it had been hard to introduce his work ethic and share his vision with the locals and his team.
The Photographer Who Gave Up Manhattan for Marrakech|Liza Foreman|January 6, 2015|DAILY BEAST

“One of the challenges is to get the weavers to see my vision,” Mr. Bachner said.
The Photographer Who Gave Up Manhattan for Marrakech|Liza Foreman|January 6, 2015|DAILY BEAST
The vision—it had been an instantaneous flash after all and nothing more—had left his mind completely for the time.
The Wave|Algernon Blackwood
Each religion claims that its own Bible is the direct revelation of God, and is the only true Bible teaching the only true faith.
God and my Neighbour|Robert Blatchford
The vision of dreams is the resemblance of one thing to another: as when a man's likeness is before the face of a man.
The Bible, Douay-Rheims Version|Various
The steamboat of 1809 and the steam locomotive of 1830 were the direct result of what had gone before.
The Unsolved Riddle of Social Justice|Stephen Leacock
Alford speaks of this as remarkable; but vision is the especial promise of Wisdom, therefore of Solomon, son of David.
Solomon and Solomonic Literature|Moncure Daniel Conway