Jan van Eyck
Jan van Eyck (ˈjɑn vɑn ˈɛjk) (before c. 1395 – before 9 July 1441) was a Flemish
Flemish people
The Flemings or Flemish are the Dutch-speaking inhabitants of Belgium, where they are mostly found in the northern region of Flanders. They are one of two principal cultural-linguistic groups in Belgium, the other being the French-speaking Walloons...

 painter active in Bruges
Bruges is the capital and largest city of the province of West Flanders in the Flemish Region of Belgium. It is located in the northwest of the country....

 and considered one of the best Northern European painters of the 15th century.

There is a common misconception, which dates back to the sixteenth-century Vite
Lives of the Most Excellent Painters, Sculptors, and Architects
The Lives of the Most Excellent Italian Painters, Sculptors, and Architects, from Cimabue to Our Times, or Le Vite de' più eccellenti pittori, scultori, e architettori da Cimabue insino a' tempi nostri, as it was originally known in Italian, is a series of artist biographies written by 16th century...

 of the Tuscan
Tuscany is a region in Italy. It has an area of about 23,000 square kilometres and a population of about 3.75 million inhabitants. The regional capital is Florence ....

 artist and biographer Giorgio Vasari
Giorgio Vasari
Giorgio Vasari was an Italian painter, writer, historian, and architect, who is famous today for his biographies of Italian artists, considered the ideological foundation of art-historical writing.-Biography:...

, that Jan van Eyck invented oil painting
Oil painting
Oil painting is the process of painting with pigments that are bound with a medium of drying oil—especially in early modern Europe, linseed oil. Often an oil such as linseed was boiled with a resin such as pine resin or even frankincense; these were called 'varnishes' and were prized for their body...

. Oil painting as a technique for painting wood statues and other objects is much older, and Theophilus
Theophilus Presbyter
Theophilus Presbyter is the pseudonymous author or compiler ofa Latin text containing detailed descriptions of various medieval arts, a text commonly known as the Schedula diversarum artium or De diversis artibus , probably first compiled between 1100 and 1120...

 (Roger of Helmarshausen
Roger of Helmarshausen
Roger of Helmarshausen was a well-known goldsmith and metalwork artist, and also a Benedictine monk.-Artistic career:Roger is first heard of in connection with Stavelot Abbey in the Meuse valley, a centre of Mosan art, and especially goldsmith's work. He worked between 1100 and 1107 in St....

?) clearly gives instructions for oil-based painting in his treatise, On Divers Arts, written in 1125.

AlC IXH XAN (Als Ich Kan)

I do as I can