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This paper proposes a fast new technique for restoring scanning electron microscope images Ray Ban Canada Sunglasses to improve their sharpness. The images with our approach are sharpened by deconvolution with the point spread function modeled as the intensity distribution of the electron beam at the specimen׳s surface. We propose an iterative technique that employs a modified cost function based on the Richardson–Lucy Ray Ban Wayfarer Price Canada method to achieve faster processing. The empirical results indicate significant improvements in image quality. The proposed approach speeds up deconvolution by about 10–50 times faster than that with the conventional Richardson–Lucy method. A reaction vessel of a new type has been designed for use with the Warburg apparatus. The vessel is particularly suitable for determining rates of cholinesterase inhibition in vitro at short time intervals after mixing.The method has been used to obtain the rate constants for the in vitro inhibition of horse serum cholinesterase and bovine erythrocyte cholinesterase by isopropyl methylphosphonofluoridate, ethyl N,N-dimethylphosphoramidocyanidate and O, O-diethyl-S-ethyl-2-mercaptoethyl phosphorothiolate. The activation energy for the inhibition reaction with O,O-diethyl-S-ethyl-2-mercaptoethyl phosphorothiolate has been determined.