Definitions
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Etymologies
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Examples
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FYI those lenses are not called "Achromatic Diopters" they are called Achromatic Doublets.
Make A DIY Macro Lens From Old Binoculars | Lifehacker Australia 2009
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FYI those lenses are not called "Achromatic Diopters" they are called Achromatic Doublets.
Make A DIY Macro Lens From Old Binoculars | Lifehacker Australia 2009
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PORTRAIT LENSES of double Achromatic combination, from 1l. 12s. 6d.
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Achromatic: free from color; tissue that does not stain readily.
Explanation of Terms Used in Entomology John. B. Smith
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Achromatic Eye-Pieces of Telescopes, and on the Achromatism of Microscopes.
Autobiography Airy, George Biddell, Sir 1896
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I also wrote a draft of my Paper on Achromatic Eye-pieces, and on May 17th, 1824, it was read at the Philosophical Society under the title of 'On the Principles and Construction of the Achromatic Eye-pieces of Telescopes, and on the Achromatism of Microscopes,' including also the effects of separating the lenses of the object-glass.
Autobiography Airy, George Biddell, Sir 1896
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Achromatic object-glasses are placed on both sides of the prism, so that each pencil of light through the prism consists of parallel rays; and breadth is given to the spectrum by a cylindrical lens.
Autobiography Airy, George Biddell, Sir 1896
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Achromatic changes were also common, but there were no consistent patterns of change for the different types of colours.
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Achromatic changes were also common, but there were no consistent patterns of change for the different types of colours.
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Achromatic changes were also common, but there were no consistent patterns of change for the different types of colours.
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