But it was difficult to make small high power achromatic lenses. From LearnThat.org. [Yourdictionary.com]
Retzius found with their achromatic microscopes a century later. From Wordnik.com. [The Atlantic Monthly, Volume 01, No. 03, January, 1858] Reference
His achromatic objective lens is still used in modern telescopes. From Wordnik.com. [Weekend SkyWatcher's Forecast: March 5-7, 2010 | Universe Today] Reference
Also, belated greetings to achromatic, and Hippo Birdie Dates to Marilee!. From Wordnik.com. [Making Light: Open thread 136] Reference
I will begin with an account of the construction of an achromatic object glass for. From Wordnik.com. [On Laboratory Arts] Reference
Hmmm… A 102mm f/9.8 achromatic resolving out tight fits and showing great airies?. From Wordnik.com. [The Sky-Watcher AZ4 102 Refractor Telescope… How Sweet It is! | Universe Today] Reference
Black and white movies and photographs and many other achromatic examples come to mind. From Wordnik.com. [Determinates vs. Determinables] Reference
Among the former is a most excellent ten-feet achromatic, by the present Mr. Dolland, and. From Wordnik.com. [The Mirror of Literature, Amusement, and Instruction Volume 14, No. 404, December 12, 1829] Reference
With all the achromatic clearness, the unromantic colourlessness of the early morning. From Wordnik.com. [Love and Mr Lewisham] Reference
The achromatic sweaters reflect his architectural style: clean, light, minimalist and functional. From Wordnik.com. [Big-Name Architects Start Designing] Reference
Sadly, my left eye has taken to vibrating uncontrollably == could it be the achromatic lines on the left?. From Wordnik.com. [Some Whatevery « Whatever] Reference
It was this accuracy of convergence of the light which led Dr. Dr.per to prefer the mirror to the achromatic lens. From Wordnik.com. [The Atlantic Monthly, Volume 12, No. 69, July, 1863] Reference
If you beloved the way that achromatic suede cloth bootee attend on you, then clean up these awesome options today!. From Wordnik.com. [Warning: Slant-Eye Alert] Reference
A nation's institutional memory is invariably simplistic and achromatic, with good guys in white hats and bad guys in black. From Wordnik.com. [Phillip Martin: Pearl Harbor, Hiroshima and the Need to Readjust Our Historical Lenses] Reference
Relay optics in rigid borescopes can be of 3 basic types, Hopkins rod lenses, achromatic doublets and gradient index rod lenses. From Wordnik.com. [Think Progress » Colorado Group: God, Moses Oppose State Minimum Wage Increase] Reference
Those made with achromatic glasses may be as much better as they are dearer, but we have not been able to satisfy ourselves of the fact. From Wordnik.com. [The Atlantic Monthly, Volume 03, No. 20, June, 1859] Reference
The two spectra do not coincide, and the result, if an achromatic lens be made of these glasses, must be a remnant of color which cannot be neutralized. From Wordnik.com. [Scientific American Supplement, No. 561, October 2, 1886] Reference
While designing the achromatic objective lens for a telescope, he saw the spectrum of sunlight as it passed through a thin slit and the dark emission lines. From Wordnik.com. [Weekend SkyWatcher's Forecast: March 5-7, 2010 | Universe Today] Reference
Knotted at her throat she wore a lilac scarf that even in the achromatic sunshine cast its color up to her face and down around her moving feet in a lilac shadow. From Wordnik.com. [Tender is the Night] Reference
Dictionary. com Unabridged (v 1.1) - Cite This Source - Share This a-6 var. of an - 1 before a consonant, meaning “not,” “without”: amoral; atonal; achromatic. From Wordnik.com. [North Carolina Senate Race Degenerates Into Shouting Match About Atheists] Reference
Apart from this, the exhibition reminds us that monochromatic, achromatic, and gray paintings have been at the heart of Johns's work since the first gray encaustics in 1956. From Wordnik.com. [Lovable in Parts] Reference
With the oil immersion objective, however, an ~achromatic condenser~, giving an illuminating cone of about 0.9, should be used if the full value of the lens is to be obtained. From Wordnik.com. [The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged.] Reference
It is, like Dolland's best telescopes, achromatic. From Wordnik.com. [Canada and the Canadians Volume I] Reference
The following are some of his more important achromatic telescopes. From Wordnik.com. [Men of Invention and Industry] Reference
The first actual inventor and constructor of an achromatic telescope was Chester. From Wordnik.com. [History of Astronomy] Reference
The attraction-spheres and achromatic spindle, although present, are not depicted in IV. From Wordnik.com. [Darwin, and After Darwin (Vol. 1 and 3, of 3) An Exposition of the Darwinian Theory and a Discussion of Post-Darwinian Questions] Reference
But with the crown part of the designed achromatic combination things went less smoothly. From Wordnik.com. [A Popular History of Astronomy During the Nineteenth Century Fourth Edition] Reference
Then, in December, 1880, the place of honour had to be yielded to a 27-inch achromatic, built by. From Wordnik.com. [A Popular History of Astronomy During the Nineteenth Century Fourth Edition] Reference
Then there was the shoemaker and teacher, and eventually the first-rate maker of achromatic instruments. From Wordnik.com. [Men of Invention and Industry] Reference
One very small achromatic telescope of the strongest make, not to exceed six inches in length, when closed: 1 pound. From Wordnik.com. [Successful Exploration Through the Interior of Australia] Reference
By adding a close-up lens between camera lens and TCs (best an achromatic of course) you can shorten the focus range. From Wordnik.com. [News: Digital Photography Review (dpreview.com)] Reference
This occurs when the stimuli are luminance-defined versus the background and is considered achromatic motion processing. From Wordnik.com. [ScienceBlogs Channel : Life Science] Reference
The Chinese company Synta had produced a simple optical tube with all of the classic elements in an achromatic refractor. From Wordnik.com. [Epinions Recent Content for Home] Reference
He carried out his clock-making business with the same zeal that he devoted to the perfection of his achromatic telescopes. From Wordnik.com. [Men of Invention and Industry] Reference
Equatorial arrangement of the four chromatin loops in the middle of the now segmenting ovum: the achromatic substance forming. From Wordnik.com. [Darwin, and After Darwin (Vol. 1 and 3, of 3) An Exposition of the Darwinian Theory and a Discussion of Post-Darwinian Questions] Reference
Here, we report a biophysical mechanism that creates a natural full-visible-range achromatic quarter-wave retarder in the eye of a stomatopod crustacean. From Wordnik.com. [Naturejobs - All Jobs] Reference
Frauenhofer, at the beginning of the nineteenth century, while applying Dollond's discovery to make large achromatic telescopes, studied the dispersion of light by a prism. From Wordnik.com. [History of Astronomy] Reference
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