setting everything to MDV 76.9488 % in the conversion setup, results in
zoom_sensitivity_ratio_mouse "0.890000" for csgo and
mouse_zoomed_sensitivity_scalar_0 "1.046497" for apex legends.
Yes, but the ingame FOV-slider seems off, so you should do 90 / 70 = cl_fovScale "1.2857" in the C:\Users\[your user]\Saved Games\Respawn\Apex\profile\profile.cfg