Harsh Mishra

Hi Fred! I hope you are doing well. I have just started using MTF Mapper in order to determine the resolution of my imaging system. I use a Cmos camera and a zoom lens objective with different extension tubes foe magnification. If I use a zoom lens set to 110mm and an extension tube length of 10cm how can I try to resize the chart so that most of it can be imaged as now I am only able to see a single edge and it's blurry too... I used lengrid A4 for now... how to resize so that I see most of it and...