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These and wavelengths
These typically consist of an excitation filter selecting the range of excitation wavelengths, a dichroic mirror, and an emission filter blocking the excitation light.
These are due to both to geometrical imperfections and due to the changing index of refraction for different wavelengths of light ( chromatic aberration ).
These can produce high quality beams at arbitrary wavelengths.
These precautions do not completely eliminate reflection because of diffraction, especially at longer wavelengths.
These absorption bands lie partly in the so-called vacuum ultraviolet ( wavelengths less than about 200 nm ).
These results were complemented by new tests on radio wavelengths.
These all require specialized equipment such as telescopes designed for precise imaging, for wide field of view ( such as Schmidt cameras ), or for work at specific wavelengths of light.
These dust trails are sometimes observed in comet images taken at mid infrared wavelengths ( heat radiation ), where dust particles from the previous return to the Sun are spread along the orbit of the comet ( see figures ).
These filters typically have a blue hue to them as they also sometimes block some of the light from the longer red wavelengths.
These pigments selectively absorb parts of the visible light spectrum that makes up white light while permitting other wavelengths to reach the eye of the observer.
These photosystems are light-driven redox centers, each consisting of an antenna complex that uses chlorophylls and accessory photosynthetic pigments such as carotenoids and phycobiliproteins to harvest light at a variety of wavelengths.
These thematic mappers take images in multiple wavelengths of electro-magnetic radiation ( multi-spectral ) and are usually found on Earth observation satellites, including ( for example ) the Landsat program or the IKONOS satellite.
These offer another way to reduce detectability, and may provide electromagnetic near-invisibility in designed wavelengths.
These different combinations lead to simultaneous emissions at different wavelengths.
These pigments have maximal absorbance at wavelengths corresponding to 350 nm, 440 nm, and 540 nm.
These layers are selected to produce interference effects that filter out any wavelengths except at the requisite band.
These waves travel in vacuum at the speed of light and exist in a wide spectrum of wavelengths.
These extra cone receptor visual pigments detect energy of other wavelengths, including sometimes ultraviolet.
These are due to both to geometrical imperfections and due to the changing index of refraction for different wavelengths of light ( chromatic aberration ).
These compounds absorb some wavelengths of light while transmitting others.
These were published in 1905 with large fold-outs charts ( not available in the later reprints ), and tables of wavelengths at which various materials absorbed IR light.
These thin coatings are only one or two wavelengths deep, and work to reduce reflections and scattering by changing the refraction of the light passing through the element.
These are optical instruments for measurement of the absorption of light of a given wavelength ( or a given range of wavelengths ) of coloured substances in solution.
These unusual mirrors are very efficient reflectors over a broad range of angles and wavelengths, and are insensitive to polarization.

These and are
These are just another couple of characters to roll.
These men are not callous.
These things are important to almost all Persians and perhaps most important to the most ordinary.
These are traversed by another line of vaults, and thus rooms, arched on all four sides, are formed.
These songs ( practically all Persian music, for that matter ) are limited to a range of two octaves.
These are not, however, differences in federal structure.
These my grandmother left in their places ( they are still there, more persistent and longer-lived than the generations of man ) and planted others like them, that flourished without careful tending.
These are like the initial ways in which the world forces itself upon the self and thrusts the self into decision and choice.
These are suggestive of Selma Lagerlof.
These assumptions lead to an organization with one man at the top, six directly under him, six under each of these, and so on until there are six levels of personnel.
These ways are absolutely irreconcilable because they offer two different recipes for man's redemption from chaos.
These responses are explicable in terms of characteristics inherent in the crisis.
These discoveries are of present interest chiefly to the scientific community ; ;
These are personality factors ; ;
These are, if the research is done with subtlety and skill, researchable topics, but the research is missing.
These moments are historical events in the lives of individual authors with which the student of comparative literature must be frequently concerned.
These lives are in themselves outside of the moral order and are unburdened with moral responsibility.
These conceptions and the manner in which they were transposed into poetry or engendered by poetic form are intrinsic to western life from the time of Aeschylus to that of Shakespeare.
These biographical analogies are obvious, and far too much time has been spent speculating on their possible implications.
These women whose organization grew out of the old suffrage movement are dedicated to Thomas Jefferson's dictum that one must cherish the people's spirit but `` Keep alive their attention ''.
These are, of course, the same people whose support he has only now rejected to seek the independent vote.
These are New York, Pennsylvania, Michigan, Maryland, Missouri, New Jersey, Illinois and Minnesota.
These men are spenders.

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