Norman Koren Interview – LLVJ19

January 13, 2009 ·

Michael Reichmann

Norman Koren

Norman Koren – Imatest

Luminous Landscape Video Journal 19contains an interview with scientist Norman Koren – the founder of Imatest.

Here are some weblinks that expand on the topics mentioned within the interview.

– Norman Koren has his original Web site

– Imatest can be found

– On lens testing (with further links)

– On MTF

– An older tutorial on

– On a measurement of subjective sharpness called SQF (Subjective Quality Factor)

-Two downloadable PDF documents from Zeiss relating to the MTF of different lenses:



– For audiophiles‘Feedback & Fidelity’


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Michael Reichmann is the founder of the Luminous Landscape. Michael passed away in May 2016. Since its inception in 1999 LuLa has become the world's largest site devoted to the art, craft, and technology of photography. Each month more than one million people from every country on the globe visit LuLa.

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