Asked • 04/11/19

Does a real "megapixel lens" exist?

Many of new model of lenses are defined as megapixel (i.e 1MP, 2MP, 5MP...).My problem is that I did not find any difference between a standard lens and a "megapixel" one, in the focus quality.I suppose that a difference should be remarked in the focus quality during the calibration step.I'm working with several megapixel sensors, and I'm still looking for a megapixel lens that could fit with my sensors.For example with a 2MP sensor, with a pixel size equal to 4um, the MTF should be at least 0.5 at 125 lp/mm. My working distance is about 15m and the illumination wavelength is 850nm.

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