Laowa Aurogon FF 10-50X NA0.5 Supermicro APO coversfull-frame sensorsand candirectly use on cameras. It featuresseamlessly interchangeable magnification tubes, offering10X, 20X, 35X, and 50X magnificationoptions. Theadjustable numerical aperture (NA)of this microscope lens ranges from 0.5 to 0.1, the high NA providing room for exceptional brightness and minimal diffraction. The lens is designed with afixed 20mm long working distance, ensuring both flexibility and convenience for the lighting setup.