Since both k and c are generally variable with the temperature, and the mode of variation of either is often unknown, the results of these methods are generally less certain with regard to the actual Carves showing Cie farzalaon of Temperature wilki FIG.
Unless stated otherwise the sky luminance distribution is assumed to be that of the CIE standard overcast sky.
Yet, it was not until 1892 when the brothers partnered with Frederic Henri Sandoz, the owner of the watch wholesale company, Henri Sandoz and Cie, that the business expanded.
The Wenger company's earliest roots date back to 1893 when Paul Boéchat & Cie's Swiss industrial cutlery business received a contract to produce knives for the Swiss army.