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Methods for designing contact lenses

, : Methods for designing contact lenses. Official Gazette of the United States Patent & Trademark Office Patents 1269(5), Apr 29

The invention provides a method for designing lenses and lenses produced thereby in which method locally fitted Chebyshev polynomials are used to design one or more of the lens' surfaces.


Other references

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Downey H.F.; Bashour F.A.; Williams A.G., 1984: Myocardial oxygen supply and consumption during graded regional non ischemic myocardial hypoxia effect of elevated perfusion pressure. Journal of Molecular & Cellular Cardiology 16(SUPPL 1): 16

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Adler S.; Shoubridge E.; Radda G.K., 1984: Estimation of cellular ph gradients with phosphorus 31 nmr in intact rabbit renal tubular cells. To determine intracellular pH gradients rabbit renal cortical tubular cells were prepared by collagenase separation, suspended in a Krebs-Ringer buffer solution, and gassed with 95% O2-5% CO2 in a special NMR probe. Renal tubular cellular pH was d...

Fowler, M.W.; Clifton, A., 1975: Hexokinase activity in cultured Sycamore cells. Cells of Acer pseudoplatanus grown in batch culture were disrupted by ultrasound. The experiments confirmed that a proportion of the total hexokinase activity of the cell is associated with a particulate fraction, but there is no evidence of its a...

Venkataramani, T.K.; Rathbun, H.K., 1976: Corynebacterium vaginale (Hemophilus vaginalis) bacteremia: clinical study of 29 cases. Twenty-nine patients with bacteremia due to Corynebacterium vaginale, an inhabitant of the female genital tract, are described. Four were newborn babies. Nineteen were healthy young women delivered at full term by an operative procedure, cesarean...

Salomon, R.; Gonzalez Pacheco, A.; D.E.crivan, G., 1986: Primary histoplasmosis with localization in the oesophagus. First case described from Venezuela. A case of Histoplasma capsulatum infection of the oesophagus is reported in a 19-yr-old patient. Histoplasmosis was diagnosed histologically from biopsy specimens.

Li, H.K., 1982: Experiments on insecticidal effects of Serratia marcescens. When suspensions of the bacterium Serratia marcescens were sprayed on examples of Nilaparvata lugens (Stal) in the laboratory in China, 50% mortality was obtained in 2 days and 87.23% in 10 days, as compared with 2.9 and 7.25%, respectively, among...

Tatalovich, R.; Daynes, B.W., 1982: The limits of judicial intervention in abortion politics. Christian Century 99(1): 16-20