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Treating hair samples in solutions of varying pH
The hair sample treated in what pH was the most resilient after treatment? (It was mostlikely pH 6.0.)
The hair sample treated in what pH was the least resilient after treatment? (It was most likely pH 12.0.)
Based on test results, what seems to be the best pH range for hair? (It is most likely pH 6.0-8.0.)
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Astigmatism is a very common focussing error of the eyes which causes blur. It is caused by the shape of the eye, usually due to the cornea’s surface or occasionally due to the eye’s lens being tilted. Sometimes astigmatism can be inherited but it often happens as a normal characteristic of growth.
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Astigmatism is an inherent property of the output beam of diode lasers. In applications requiring collimation or transformation of the diode laser’s beam, this astigmatism must be considered, and often corrected, if the final wavefront is to approach the diffraction limit.
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Coma and astigmatism of NICMOS cameras have been derived using phase retrieval … Coma and astigmatism in NICMOS cameras are generally small, producing the
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The relation between the astigmatic difference and the lens excitation is … This phenomenon cannot be explained unless the astigmatism is affected by
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Understanding astigmatism

Astigmatism in an aberration that results when an optical system focuses two … exhibits no astigmatism. The lens is symmetric in the horizontal and
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Another PDF about astigmatism variations before and after surgical treat-. ment of the pterygium, … The corneal astigmatism was studied prospectively using videoker.
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The astigmatic spectacle lenses should be located in their frames in a …. The ametropia or astigmatism of eyes were evaluated on a eye refractometer
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